{"title":"Thermostats \u0026 Cooling Components - Marine Engine Parts","description":"\u003ch2\u003ePremium Marine Engine Thermostats \u0026amp; Cooling Components\u003c\/h2\u003e\u003cp\u003eExplore our comprehensive selection of marine engine thermostats, cooling system components, and heat exchangers designed for reliable temperature regulation in harsh marine environments. Our cooling system parts ensure optimal engine performance and prevent overheating in both commercial and recreational vessels.\u003c\/p\u003e\u003ch3\u003eProduct Categories\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermostats:\u003c\/strong\u003e Precision temperature control devices for marine engines\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermostat Housings:\u003c\/strong\u003e Durable housings and mounting components\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat Exchangers:\u003c\/strong\u003e Efficient cooling system heat transfer units\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoolant Components:\u003c\/strong\u003e Hoses, fittings, and coolant system accessories\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCooling System Parts:\u003c\/strong\u003e Complete range of engine cooling components\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eAll components are engineered to withstand saltwater corrosion, high temperatures, and the demanding conditions of marine propulsion systems. Whether you're performing routine maintenance, troubleshooting overheating issues, or upgrading your cooling system, our thermostats and cooling components deliver the reliability and performance your marine engine requires.\u003c\/p\u003e\u003cp\u003eEssential parts for maintaining proper engine operating temperatures and preventing costly damage from overheating.\u003c\/p\u003e","products":[{"product_id":"thermostat-honeywell-home-digital","title":"Honeywell Home Digital Thermostat RTH5160D1016 - Marine HVAC Control","description":"\u003ch3\u003eHoneywell Home Digital Thermostat - Marine Climate Control\u003c\/h3\u003e\n\u003cp\u003eReliable digital thermostat for precise temperature control of your boat's heating and air conditioning systems. This Honeywell Home thermostat provides easy-to-use climate control with digital accuracy and programmable features.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDigital Display\u003c\/strong\u003e - Clear LCD screen shows current and set temperatures\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecise Control\u003c\/strong\u003e - Accurate temperature regulation for comfort aboard\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy Programming\u003c\/strong\u003e - Simple interface for setting temperature schedules\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniversal Compatibility\u003c\/strong\u003e - Works with most marine HVAC systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReliable Performance\u003c\/strong\u003e - Honeywell quality for dependable climate control\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e RTH5160D1016\u003cbr\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e RTH5160D1016\u003cbr\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e Marine heating and air conditioning systems\u003c\/p\u003e\n\u003cp\u003eMaintain comfortable cabin temperatures year-round with precise digital control. Easy installation and intuitive operation make this thermostat ideal for upgrading older manual thermostats or replacing failed units. Essential for climate control on cruising vessels and liveaboards.\u003c\/p\u003e","brand":"Marisol Marine Company","offers":[{"title":"Default Title","offer_id":43206033965092,"sku":"RTH5160D1016","price":68.87,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/HoneywellHomeDigitalThermostat.png?v=1769810217"},{"product_id":"crusader-engine-thermostat-143f-r026002e","title":"Crusader Thermostat 143°F – R026002E","description":"\u003cp data-start=\"112\" data-end=\"440\"\u003eThe Crusader Thermostat R026002E is a genuine OEM 143°F (62°C) thermostat designed for Crusader and Pleasurecraft Marine (PCM) inboard engines running raw water cooling systems. This lower temperature thermostat is engineered specifically for marine applications where consistent cooling is required in varying water conditions.\u003c\/p\u003e\n\u003cp data-start=\"442\" data-end=\"735\"\u003eBy opening at 143°F, this thermostat helps prevent overheating in raw water environments while maintaining proper engine operating temperature for reliability and longevity. It is a direct replacement OEM component and is commonly used across a wide range of Crusader gasoline inboard engines.\u003c\/p\u003e\n\u003chr data-start=\"737\" data-end=\"740\"\u003e\n\u003ch3 data-start=\"742\" data-end=\"758\"\u003eKey Features\u003c\/h3\u003e\n\u003cul data-start=\"759\" data-end=\"1018\"\u003e\n\u003cli data-start=\"759\" data-end=\"800\"\u003eGenuine Crusader \/ PCM OEM thermostat\u003c\/li\u003e\n\u003cli data-start=\"801\" data-end=\"843\"\u003e\u003cstrong data-start=\"803\" data-end=\"841\"\u003e143°F (62°C) operating temperature\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"844\" data-end=\"896\"\u003eDesigned for \u003cstrong data-start=\"859\" data-end=\"894\"\u003eraw water cooled marine engines\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"897\" data-end=\"947\"\u003eMaintains stable engine temperature under load\u003c\/li\u003e\n\u003cli data-start=\"948\" data-end=\"991\"\u003eCorrosion-resistant marine construction\u003c\/li\u003e\n\u003cli data-start=\"992\" data-end=\"1018\"\u003eDirect OEM replacement\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1020\" data-end=\"1023\"\u003e\n\u003ch3 data-start=\"1025\" data-end=\"1049\"\u003eEngine Compatibility\u003c\/h3\u003e\n\u003cp data-start=\"1050\" data-end=\"1123\"\u003eUsed across a wide range of Crusader raw water cooled engines, including:\u003c\/p\u003e\n\u003cul data-start=\"1125\" data-end=\"1332\"\u003e\n\u003cli data-start=\"1125\" data-end=\"1172\"\u003eCrusader 3.8L \/ 4.3L V6 engines (Model 165)\u003c\/li\u003e\n\u003cli data-start=\"1173\" data-end=\"1236\"\u003eCrusader small block V8 (305 \/ 350 \/ CH220 \/ CH270 \/ CH350)\u003c\/li\u003e\n\u003cli data-start=\"1237\" data-end=\"1281\"\u003eCrusader big block V8 (454 \/ 502 series)\u003c\/li\u003e\n\u003cli data-start=\"1282\" data-end=\"1332\"\u003eCrusader TB series (TB350XL, TB454XLI, 502XLI)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1334\" data-end=\"1344\"\u003eAlso fits:\u003c\/p\u003e\n\u003cul data-start=\"1345\" data-end=\"1414\"\u003e\n\u003cli data-start=\"1345\" data-end=\"1386\"\u003ePCM Ford and GM-based inboard engines\u003c\/li\u003e\n\u003cli data-start=\"1387\" data-end=\"1414\"\u003eIndmar LT1 applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1416\" data-end=\"1535\"\u003e✔ Designed specifically for \u003cstrong data-start=\"1444\" data-end=\"1473\"\u003eraw water cooling systems\u003c\/strong\u003e\u003cbr data-start=\"1473\" data-end=\"1476\"\u003e✔ Not intended for closed cooling (heat exchanger) setups\u003c\/p\u003e\n\u003cp data-start=\"1537\" data-end=\"1574\"\u003e \u003c\/p\u003e\n\u003chr data-start=\"1576\" data-end=\"1579\"\u003e\n\u003ch3 data-start=\"1581\" data-end=\"1613\"\u003eSerial Number Fitment Notice\u003c\/h3\u003e\n\u003cp data-start=\"1614\" data-end=\"1758\"\u003eFitment varies by engine model and serial number. Always confirm compatibility before ordering, especially on PCM\/Indmar crossover applications.\u003c\/p\u003e\n\u003chr data-start=\"1760\" data-end=\"1763\"\u003e\n\u003ch3 data-start=\"1765\" data-end=\"1801\"\u003eWhen This Part Needs Replacement\u003c\/h3\u003e\n\u003cul data-start=\"1802\" data-end=\"2024\"\u003e\n\u003cli data-start=\"1802\" data-end=\"1839\"\u003eEngine overheating or running hot\u003c\/li\u003e\n\u003cli data-start=\"1840\" data-end=\"1891\"\u003eEngine running too cold (thermostat stuck open)\u003c\/li\u003e\n\u003cli data-start=\"1892\" data-end=\"1931\"\u003eTemperature fluctuations under load\u003c\/li\u003e\n\u003cli data-start=\"1932\" data-end=\"1968\"\u003eCorrosion or sticking thermostat\u003c\/li\u003e\n\u003cli data-start=\"1969\" data-end=\"2024\"\u003ePreventative maintenance on older raw water systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2026\" data-end=\"2029\"\u003e\n\u003ch3 data-start=\"2031\" data-end=\"2053\"\u003eInstallation Notes\u003c\/h3\u003e\n\u003cul data-start=\"2054\" data-end=\"2303\"\u003e\n\u003cli data-start=\"2054\" data-end=\"2096\"\u003eInstall with spring side toward engine\u003c\/li\u003e\n\u003cli data-start=\"2097\" data-end=\"2152\"\u003eReplace gasket (sold separately unless kit version)\u003c\/li\u003e\n\u003cli data-start=\"2153\" data-end=\"2202\"\u003eClean housing and sealing surfaces thoroughly\u003c\/li\u003e\n\u003cli data-start=\"2203\" data-end=\"2261\"\u003eInspect water pump and cooling passages during service\u003c\/li\u003e\n\u003cli data-start=\"2262\" data-end=\"2303\"\u003eVerify proper operation after startup\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2305\" data-end=\"2308\"\u003e\n\u003ch3 data-start=\"2310\" data-end=\"2367\"\u003eAlternate \/ Superseded \/ Cross-Reference Part Numbers\u003c\/h3\u003e\n\u003cul data-start=\"2368\" data-end=\"2656\"\u003e\n\u003cli data-start=\"2368\" data-end=\"2412\"\u003eCrusader \/ PCM: \u003cstrong data-start=\"2386\" data-end=\"2410\"\u003eR026002E \/ RP026002E\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2413\" data-end=\"2481\"\u003eReplaces: \u003cstrong data-start=\"2425\" data-end=\"2441\"\u003e96319, 96051\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2482\" data-end=\"2542\"\u003eIndmar: \u003cstrong data-start=\"2492\" data-end=\"2502\"\u003e985005\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2543\" data-end=\"2632\"\u003eMercury \/ Quicksilver equivalent: \u003cstrong data-start=\"2579\" data-end=\"2592\"\u003e8M0089715\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2633\" data-end=\"2656\"\u003eSierra: \u003cstrong data-start=\"2643\" data-end=\"2654\"\u003e18-3551\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2658\" data-end=\"2661\"\u003e\n\u003ch3 data-start=\"2663\" data-end=\"2685\"\u003eParts Desk Insight\u003c\/h3\u003e\n\u003cp data-start=\"2686\" data-end=\"2985\"\u003e143°F thermostats are specific to \u003cstrong data-start=\"2720\" data-end=\"2760\"\u003eraw water cooled Crusader\/PCM setups\u003c\/strong\u003e. Installing a higher temp thermostat (160°–170°) in these systems can lead to overheating, especially in warmer water or restricted flow conditions. This is the correct spec for older Crusader engines designed to run cooler.\u003c\/p\u003e\n\u003chr data-start=\"2987\" data-end=\"2990\"\u003e\n\u003ch3 data-start=\"2992\" data-end=\"3004\"\u003eShipping\u003c\/h3\u003e\n\u003cp data-start=\"3005\" data-end=\"3070\"\u003eShipping: Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e","brand":"CRU","offers":[{"title":"Default Title","offer_id":43563780636708,"sku":"R026002E","price":58.84,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/a8fb2885-fd14-4ba5-a702-5bff4d8c1df8.png?v=1774394788"},{"product_id":"westerbeke-thermostat-77c-822-0377","title":"Westerbeke Thermostat 77°C (170°F) – 822-0377","description":"\u003cp data-start=\"114\" data-end=\"452\"\u003eThe Westerbeke Thermostat 822-0377 is a genuine OEM 77°C (170°F) thermostat designed for Westerbeke marine diesel and gasoline engines as well as generator sets. This thermostat regulates coolant flow to maintain proper engine operating temperature, ensuring efficient combustion, reduced internal wear, and stable performance under load.\u003c\/p\u003e\n\u003cp data-start=\"454\" data-end=\"659\"\u003eCalibrated to open at 77°C (170°F), this thermostat is commonly used in closed-loop (freshwater cooled) Westerbeke systems, allowing engines to run at optimal temperature for fuel efficiency and longevity.\u003c\/p\u003e\n\u003chr data-start=\"661\" data-end=\"664\"\u003e\n\u003ch3 data-start=\"666\" data-end=\"682\"\u003eKey Features\u003c\/h3\u003e\n\u003cul data-start=\"683\" data-end=\"960\"\u003e\n\u003cli data-start=\"683\" data-end=\"720\"\u003eGenuine Westerbeke OEM thermostat\u003c\/li\u003e\n\u003cli data-start=\"721\" data-end=\"760\"\u003e\u003cstrong data-start=\"723\" data-end=\"758\"\u003e77°C \/ 170°F temperature rating\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"761\" data-end=\"814\"\u003eMaintains consistent engine operating temperature\u003c\/li\u003e\n\u003cli data-start=\"815\" data-end=\"872\"\u003eDesigned for marine diesel and generator applications\u003c\/li\u003e\n\u003cli data-start=\"873\" data-end=\"933\"\u003eCorrosion-resistant construction for marine environments\u003c\/li\u003e\n\u003cli data-start=\"934\" data-end=\"960\"\u003eDirect OEM replacement\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"962\" data-end=\"965\"\u003e\n\u003ch3 data-start=\"967\" data-end=\"991\"\u003eEngine Compatibility\u003c\/h3\u003e\n\u003cp data-start=\"992\" data-end=\"1065\"\u003eUsed across a wide range of Westerbeke engines and generators, including:\u003c\/p\u003e\n\u003cul data-start=\"1067\" data-end=\"1187\"\u003e\n\u003cli data-start=\"1067\" data-end=\"1103\"\u003eWesterbeke marine diesel engines\u003c\/li\u003e\n\u003cli data-start=\"1104\" data-end=\"1142\"\u003eWesterbeke gasoline generator sets\u003c\/li\u003e\n\u003cli data-start=\"1143\" data-end=\"1187\"\u003eUniversal (by Westerbeke) marine engines\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1189\" data-end=\"1217\"\u003eCommon applications include:\u003c\/p\u003e\n\u003cul data-start=\"1218\" data-end=\"1315\"\u003e\n\u003cli data-start=\"1218\" data-end=\"1270\"\u003e20B, 30B, 5.0 BCD series (and similar platforms)\u003c\/li\u003e\n\u003cli data-start=\"1271\" data-end=\"1315\"\u003eVarious BTG \/ BTD \/ BEG generator models\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1317\" data-end=\"1442\"\u003e✔ Typically used in \u003cstrong data-start=\"1337\" data-end=\"1374\"\u003efreshwater\/closed cooling systems\u003c\/strong\u003e\u003cbr data-start=\"1374\" data-end=\"1377\"\u003e✔ May include bypass-style thermostat depending on engine model\u003c\/p\u003e\n\u003cp data-start=\"1444\" data-end=\"1616\"\u003eWesterbeke thermostats are used across multiple engine families, so exact fitment must be verified by engine model or serial number. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-start=\"1618\" data-end=\"1621\"\u003e\n\u003ch3 data-start=\"1623\" data-end=\"1655\"\u003eSerial Number Fitment Notice\u003c\/h3\u003e\n\u003cp data-start=\"1656\" data-end=\"1820\"\u003eWesterbeke uses multiple thermostat variations across similar engine models. Always confirm compatibility using your engine model and serial number before ordering.\u003c\/p\u003e\n\u003chr data-start=\"1822\" data-end=\"1825\"\u003e\n\u003ch3 data-start=\"1827\" data-end=\"1863\"\u003eWhen This Part Needs Replacement\u003c\/h3\u003e\n\u003cul data-start=\"1864\" data-end=\"2078\"\u003e\n\u003cli data-start=\"1864\" data-end=\"1916\"\u003eEngine overheating or running hotter than normal\u003c\/li\u003e\n\u003cli data-start=\"1917\" data-end=\"1969\"\u003eEngine not reaching proper operating temperature\u003c\/li\u003e\n\u003cli data-start=\"1970\" data-end=\"2006\"\u003eFluctuating temperature readings\u003c\/li\u003e\n\u003cli data-start=\"2007\" data-end=\"2043\"\u003eThermostat sticking or corrosion\u003c\/li\u003e\n\u003cli data-start=\"2044\" data-end=\"2078\"\u003eRoutine cooling system service\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2080\" data-end=\"2083\"\u003e\n\u003ch3 data-start=\"2085\" data-end=\"2107\"\u003eInstallation Notes\u003c\/h3\u003e\n\u003cul data-start=\"2108\" data-end=\"2336\"\u003e\n\u003cli data-start=\"2108\" data-end=\"2167\"\u003eReplace thermostat gasket or O-ring during installation\u003c\/li\u003e\n\u003cli data-start=\"2168\" data-end=\"2210\"\u003eInstall with spring side toward engine\u003c\/li\u003e\n\u003cli data-start=\"2211\" data-end=\"2247\"\u003eEnsure proper seating in housing\u003c\/li\u003e\n\u003cli data-start=\"2248\" data-end=\"2296\"\u003eInspect coolant system for scale or blockage\u003c\/li\u003e\n\u003cli data-start=\"2297\" data-end=\"2336\"\u003eVerify operation after installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2338\" data-end=\"2341\"\u003e\n\u003ch3 data-start=\"2343\" data-end=\"2400\"\u003eAlternate \/ Superseded \/ Cross-Reference Part Numbers\u003c\/h3\u003e\n\u003cul data-start=\"2401\" data-end=\"2565\"\u003e\n\u003cli data-start=\"2401\" data-end=\"2429\"\u003eWesterbeke: \u003cstrong data-start=\"2415\" data-end=\"2427\"\u003e822-0377\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2430\" data-end=\"2466\"\u003eEquivalent \/ Related: \u003cstrong data-start=\"2454\" data-end=\"2464\"\u003e037043\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2467\" data-end=\"2514\"\u003eSierra: \u003cstrong data-start=\"2477\" data-end=\"2512\"\u003e23-3602 (application dependent)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2515\" data-end=\"2565\"\u003eOther Westerbeke refs may vary by engine model\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2567\" data-end=\"2570\"\u003e\n\u003ch3 data-start=\"2572\" data-end=\"2594\"\u003eParts Desk Insight\u003c\/h3\u003e\n\u003cp data-start=\"2595\" data-end=\"2889\"\u003eWesterbeke thermostats are not one-size-fits-all even when temperature ratings match. The 77°C version is commonly used across mid-range diesel and generator units, but housing depth and bypass configuration can vary. Always match the physical design if you don’t have the original part number.\u003c\/p\u003e\n\u003chr data-start=\"2891\" data-end=\"2894\"\u003e\n\u003ch3 data-start=\"2896\" data-end=\"2908\"\u003eShipping\u003c\/h3\u003e\n\u003cp data-start=\"2909\" data-end=\"2974\"\u003eShipping: Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e","brand":"FVW","offers":[{"title":"Default Title","offer_id":43563793973284,"sku":"822-0377","price":55.2,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/89abf145-4b49-4b23-8b4e-6a83b5f823c9.png?v=1774394456"},{"product_id":"indmar-2","title":"Indmar Chevrolet Raw Water Thermostat Housing Gasket - OEM Seal","description":"\u003cp\u003ePremium OEM thermostat housing gasket engineered for Indmar Chevrolet marine engines. This precision-cut gasket creates a reliable seal between the raw water thermostat housing and engine block, preventing coolant leaks and maintaining proper cooling system operation.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDirect OEM replacement for Indmar Chevrolet engines\u003c\/li\u003e\n\u003cli\u003eMarine-grade gasket material resists water, heat, and corrosion\u003c\/li\u003e\n\u003cli\u003ePrecision-cut for exact fit and reliable sealing\u003c\/li\u003e\n\u003cli\u003ePrevents coolant leaks at thermostat housing interface\u003c\/li\u003e\n\u003cli\u003eMaintains proper cooling system pressure\u003c\/li\u003e\n\u003cli\u003eFactory-tested for durability and performance\u003c\/li\u003e\n\u003cli\u003eEssential component for thermostat replacement service\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eTechnical Specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSKU: 531044\u003c\/li\u003e\n\u003cli\u003eManufacturer: Indmar\u003c\/li\u003e\n\u003cli\u003eApplication: Chevrolet-based Indmar Marine Engines\u003c\/li\u003e\n\u003cli\u003eLocation: Raw water thermostat housing\u003c\/li\u003e\n\u003cli\u003eMaterial: Marine-grade composite gasket material\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThe thermostat housing gasket is a critical sealing component in your engine's raw water cooling system. It creates a watertight seal between the thermostat housing and the engine block, preventing external coolant leaks that can lead to overheating. This gasket should always be replaced when servicing the thermostat or removing the housing - never reuse old gaskets as they compress during installation and lose their sealing ability over time.\u003c\/p\u003e","brand":"Indmar","offers":[{"title":"Default Title","offer_id":43563815108644,"sku":"531044","price":5.85,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/531044.png?v=1771569370"},{"product_id":"indmar-3","title":"Indmar Thermostat Housing Gasket - OEM Engine Cooling Seal","description":"\u003cp\u003ePremium OEM thermostat housing gasket engineered for Indmar marine engines. This precision-cut gasket creates a reliable seal between the thermostat housing and engine block, preventing coolant leaks and maintaining proper cooling system integrity.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDirect OEM replacement for Indmar marine engines\u003c\/li\u003e\n\u003cli\u003eMarine-grade gasket material resists water, heat, and chemical exposure\u003c\/li\u003e\n\u003cli\u003ePrecision-cut for exact fit and consistent sealing\u003c\/li\u003e\n\u003cli\u003ePrevents coolant leaks at thermostat housing interface\u003c\/li\u003e\n\u003cli\u003eMaintains proper cooling system pressure and flow\u003c\/li\u003e\n\u003cli\u003eFactory-tested for reliability and durability\u003c\/li\u003e\n\u003cli\u003eMust be replaced during thermostat service\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eTechnical Specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSKU: 531058\u003c\/li\u003e\n\u003cli\u003eManufacturer: Indmar\u003c\/li\u003e\n\u003cli\u003eApplication: Indmar Marine Engines\u003c\/li\u003e\n\u003cli\u003eLocation: Thermostat housing\u003c\/li\u003e\n\u003cli\u003eMaterial: Marine-grade composite gasket material\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThe thermostat housing gasket is an essential sealing component in your engine's cooling system. It creates a watertight seal between the thermostat housing and the engine, preventing external coolant leaks that can lead to low coolant levels and overheating. Always replace this gasket when servicing the thermostat or removing the housing - reusing compressed gaskets can result in leaks and cooling system problems. Keep spare gaskets on hand as part of your regular maintenance supplies.\u003c\/p\u003e","brand":"Indmar","offers":[{"title":"Default Title","offer_id":43563815141412,"sku":"531058","price":5.86,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/531058.png?v=1771613068"},{"product_id":"indmar-ly6-thermostat-160f-drilled-986115d","title":"Indmar LY6 Thermostat 160°F Drilled – 986115D","description":"\u003cp data-start=\"120\" data-end=\"456\"\u003eThe Indmar Thermostat 986115D is a genuine OEM 160°F drilled thermostat designed for GM Gen IV LY6 and L96 marine engines equipped with closed cooling systems. This thermostat features a precision \u003cstrong data-start=\"317\" data-end=\"348\"\u003e5\/32” bypass (drilled) hole\u003c\/strong\u003e, allowing controlled coolant flow during warm-up to reduce thermal shock and improve temperature stability.\u003c\/p\u003e\n\u003cp data-start=\"458\" data-end=\"663\"\u003eEngineered specifically for Indmar applications, this thermostat ensures consistent operating temperature, optimized combustion efficiency, and proper coolant circulation through the heat exchanger system.\u003c\/p\u003e\n\u003chr data-start=\"665\" data-end=\"668\"\u003e\n\u003ch3 data-start=\"670\" data-end=\"686\"\u003eKey Features\u003c\/h3\u003e\n\u003cul data-start=\"687\" data-end=\"985\"\u003e\n\u003cli data-start=\"687\" data-end=\"720\"\u003eGenuine Indmar OEM thermostat\u003c\/li\u003e\n\u003cli data-start=\"721\" data-end=\"756\"\u003e\u003cstrong data-start=\"723\" data-end=\"754\"\u003e160°F operating temperature\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"757\" data-end=\"824\"\u003eIntegrated \u003cstrong data-start=\"770\" data-end=\"796\"\u003edrilled bypass (5\/32”)\u003c\/strong\u003e for improved coolant flow\u003c\/li\u003e\n\u003cli data-start=\"825\" data-end=\"884\"\u003eDesigned for closed cooling (freshwater cooled) systems\u003c\/li\u003e\n\u003cli data-start=\"885\" data-end=\"935\"\u003eMaintains stable engine temperature under load\u003c\/li\u003e\n\u003cli data-start=\"936\" data-end=\"985\"\u003eDirect replacement — no modification required\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"987\" data-end=\"990\"\u003e\n\u003ch3 data-start=\"992\" data-end=\"1016\"\u003eEngine Compatibility\u003c\/h3\u003e\n\u003cp data-start=\"1017\" data-end=\"1065\"\u003eFits \u003cstrong data-start=\"1022\" data-end=\"1065\"\u003eIndmar GM Gen IV closed cooled engines:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1067\" data-end=\"1098\"\u003e\n\u003cli data-start=\"1067\" data-end=\"1082\"\u003eLY6 6.0L V8\u003c\/li\u003e\n\u003cli data-start=\"1083\" data-end=\"1098\"\u003eL96 6.0L V8\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1100\" data-end=\"1121\"\u003eApplications include:\u003c\/p\u003e\n\u003cul data-start=\"1122\" data-end=\"1248\"\u003e\n\u003cli data-start=\"1122\" data-end=\"1195\"\u003eMasterCraft, Malibu, Supra, Moomba, and other Indmar-powered inboards\u003c\/li\u003e\n\u003cli data-start=\"1196\" data-end=\"1248\"\u003eClosed cooling \/ heat exchanger equipped engines\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1250\" data-end=\"1346\"\u003e✔ Specifically for \u003cstrong data-start=\"1269\" data-end=\"1295\"\u003eclosed cooling systems\u003c\/strong\u003e\u003cbr data-start=\"1295\" data-end=\"1298\"\u003e✔ Not for raw water cooled thermostat housings\u003c\/p\u003e\n\u003cp data-start=\"1348\" data-end=\"1385\"\u003e \u003c\/p\u003e\n\u003chr data-start=\"1387\" data-end=\"1390\"\u003e\n\u003ch3 data-start=\"1392\" data-end=\"1424\"\u003eSerial Number Fitment Notice\u003c\/h3\u003e\n\u003cp data-start=\"1425\" data-end=\"1569\"\u003eFitment varies by engine configuration and model year. Always confirm using your engine serial number or engine model (LY6\/L96) before ordering.\u003c\/p\u003e\n\u003chr data-start=\"1571\" data-end=\"1574\"\u003e\n\u003ch3 data-start=\"1576\" data-end=\"1612\"\u003eWhen This Part Needs Replacement\u003c\/h3\u003e\n\u003cul data-start=\"1613\" data-end=\"1822\"\u003e\n\u003cli data-start=\"1613\" data-end=\"1654\"\u003eEngine running too hot or overheating\u003c\/li\u003e\n\u003cli data-start=\"1655\" data-end=\"1701\"\u003eEngine not reaching or holding temperature\u003c\/li\u003e\n\u003cli data-start=\"1702\" data-end=\"1741\"\u003eTemperature fluctuations under load\u003c\/li\u003e\n\u003cli data-start=\"1742\" data-end=\"1786\"\u003eThermostat sticking or corrosion present\u003c\/li\u003e\n\u003cli data-start=\"1787\" data-end=\"1822\"\u003eCooling system service interval\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1824\" data-end=\"1827\"\u003e\n\u003ch3 data-start=\"1829\" data-end=\"1851\"\u003eInstallation Notes\u003c\/h3\u003e\n\u003cul data-start=\"1852\" data-end=\"2123\"\u003e\n\u003cli data-start=\"1852\" data-end=\"1894\"\u003eInstall with spring side toward engine\u003c\/li\u003e\n\u003cli data-start=\"1895\" data-end=\"1966\"\u003eEnsure drilled bypass hole is oriented correctly (typically upward)\u003c\/li\u003e\n\u003cli data-start=\"1967\" data-end=\"2028\"\u003eReplace gasket\/seal during installation (sold separately)\u003c\/li\u003e\n\u003cli data-start=\"2029\" data-end=\"2076\"\u003eInspect heat exchanger and coolant passages\u003c\/li\u003e\n\u003cli data-start=\"2077\" data-end=\"2123\"\u003eVerify coolant condition before reassembly\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2125\" data-end=\"2128\"\u003e\n\u003ch3 data-start=\"2130\" data-end=\"2187\"\u003eAlternate \/ Superseded \/ Cross-Reference Part Numbers\u003c\/h3\u003e\n\u003cul data-start=\"2188\" data-end=\"2320\"\u003e\n\u003cli data-start=\"2188\" data-end=\"2211\"\u003eIndmar: \u003cstrong data-start=\"2198\" data-end=\"2209\"\u003e986115D\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2212\" data-end=\"2257\"\u003eRelated (non-drilled variant): \u003cstrong data-start=\"2245\" data-end=\"2255\"\u003e986115\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2258\" data-end=\"2320\"\u003eComparable applications: GM Gen IV 6.0L marine thermostats\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2322\" data-end=\"2325\"\u003e\n\u003ch3 data-start=\"2327\" data-end=\"2349\"\u003eParts Desk Insight\u003c\/h3\u003e\n\u003cp data-start=\"2350\" data-end=\"2710\"\u003eThe drilled bypass is the key difference on this thermostat. It allows a small amount of coolant to circulate before the thermostat fully opens, which helps prevent hot spots and improves temperature stability — especially important on closed cooling Indmar setups. Installing a non-drilled thermostat in these engines can lead to erratic temperature behavior.\u003c\/p\u003e\n\u003chr data-start=\"2712\" data-end=\"2715\"\u003e\n\u003ch3 data-start=\"2717\" data-end=\"2729\"\u003eShipping\u003c\/h3\u003e\n\u003cp data-start=\"2730\" data-end=\"2795\"\u003eShipping: Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e","brand":"Indmar","offers":[{"title":"Default Title","offer_id":43563815764004,"sku":"986115D","price":58.22,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/986115D.png?v=1771568226"},{"product_id":"merc-15","title":"Mercury Thermostat Cover Gasket 14318005","description":"\u003cp\u003eMercury 14318005 is a genuine OEM \u003cstrong\u003ethermostat cover gasket\u003c\/strong\u003e for select Mercury and Mariner \u003cstrong\u003e2-stroke outboards\u003c\/strong\u003e. Current Mercury dealer references identify it as \u003cstrong\u003e27-14318005 GASKET \/ GASKET-THREM COVR\u003c\/strong\u003e, and show it as the current replacement for older thermostat-cover gasket numbers in the same family.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Mercury Marine OEM part number \u003cstrong\u003e14318005 \/ 27-14318005\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eCataloged as a \u003cstrong\u003ethermostat cover gasket\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eCurrent dealer listing shows \u003cstrong\u003eUPC 745061584112\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eCurrent shipping specs are approximately \u003cstrong\u003e0.02 lb\u003c\/strong\u003e, \u003cstrong\u003e2.25 in. x 1.50 in. x 0.25 in.\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eEngine Compatibility\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe strongest supportable fitment for 14318005 is Mercury and Mariner \u003cstrong\u003esmall 2-stroke outboards\u003c\/strong\u003e, especially \u003cstrong\u003e15 HP Sea Pro \/ Marathon\u003c\/strong\u003e, \u003cstrong\u003e20 HP \/ 20 Jet\u003c\/strong\u003e, \u003cstrong\u003e25 HP \/ 25 Sea Pro \/ Marathon \/ Super 15\u003c\/strong\u003e, \u003cstrong\u003e25XS\u003c\/strong\u003e, and \u003cstrong\u003e18XD \/ 20XD \/ 25XD\u003c\/strong\u003e families shown in current Mercury-oriented parts references. Broader cross-reference sources also connect it to \u003cstrong\u003e6 \/ 8 \/ 9.9 \/ 10 \/ 15 HP\u003c\/strong\u003e applications, but the clearest current Mercury-oriented support is the 15\/20\/25 and XD families above.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eSerial Number Fitment Notice\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eVerify fitment by exact \u003cstrong\u003eoutboard serial number\u003c\/strong\u003e and the correct \u003cstrong\u003ecylinder block \/ thermostat cover\u003c\/strong\u003e diagram before ordering. Current Mercury supersession pages show older gasket numbers rolling into 14318005 across multiple serial breaks, so serial-based confirmation is the safest way to match the correct thermostat cover gasket.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eReplace this gasket whenever the thermostat cover is removed, or when the existing gasket is leaking, compressed, damaged, or no longer sealing correctly. Since it is the thermostat cover sealing gasket, renewing it during thermostat service is usually the right move instead of reusing an older gasket. This is a practical service inference supported by its documented thermostat-cover role.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eInstallation Notes\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eInstall 14318005 only after confirming the correct Mercury thermostat cover and cylinder block diagram for the outboard being serviced. Current parts references show it paired with thermostat-cover and thermostat components in the cylinder block \/ covers section, so it should be matched to the exact cover style and serial range before reassembly.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eAlternate\/Superseded Part Numbers\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eCurrent sources connect \u003cstrong\u003e14318\u003c\/strong\u003e, \u003cstrong\u003e143182\u003c\/strong\u003e, \u003cstrong\u003e143183\u003c\/strong\u003e, and \u003cstrong\u003e143184\u003c\/strong\u003e as earlier Mercury OEM numbers superseded to \u003cstrong\u003e14318005\u003c\/strong\u003e. Related aftermarket cross-references include \u003cstrong\u003eSierra 18-0323\u003c\/strong\u003e, \u003cstrong\u003eGLM 32760\u003c\/strong\u003e, and \u003cstrong\u003eAM27-14318005\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eParts Desk Insight\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eFor small outboard cooling parts like this, the important match is the \u003cstrong\u003ethermostat cover style and serial range\u003c\/strong\u003e, not just the horsepower decal. A quick serial-number check usually avoids ordering the wrong gasket from a very similar older superseded family.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShipping:\u003c\/strong\u003e Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e","brand":"MERC","offers":[{"title":"Default Title","offer_id":43563837587492,"sku":"14318005","price":5.15,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/51120561-5501-4ae9-b582-c6bbe4287e9f.png?v=1776987308"},{"product_id":"merc-17","title":"Mercury - Thermostat 120 - 14586","description":"\u003cp\u003eThe Mercury Thermostat 14586 is a 120°F thermostat for Mercury 40 HP through 60 HP 4-stroke outboards, serial number 1C050252 and above. It helps regulate engine operating temperature by controlling coolant flow through the cooling system.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e120°F thermostat\u003c\/li\u003e\n\u003cli\u003eFits Mercury 40 HP through 60 HP 4-stroke outboards\u003c\/li\u003e\n\u003cli\u003eFor serial number 1C050252 and above\u003c\/li\u003e\n\u003cli\u003eHelps maintain proper engine operating temperature\u003c\/li\u003e\n\u003cli\u003eOEM-style cooling-system replacement part\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eEngine Compatibility\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eFits Mercury 40 HP, 50 HP, and 60 HP 4-stroke outboards with serial number 1C050252 and above.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eSerial Number Fitment Notice\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eVerify your outboard serial number before ordering. This thermostat is for compatible Mercury 40–60 HP 4-stroke outboards from serial number 1C050252 and above.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eReplace the thermostat if the engine runs too cool, overheats, warms up slowly, has unstable temperature readings, or if the thermostat is corroded, stuck open, or stuck closed.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eInstallation Notes\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eInstall with the correct gasket or seal for the thermostat housing. Clean the housing surfaces before reassembly and inspect for corrosion, pitting, or debris in the cooling passage.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eAlternate\/Superseded Part Numbers\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003ePrimary Mercury reference: 14586.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eParts Desk Insight\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThermostat temperature matters. This is the 120°F version, so match both the part number and the serial-number range before replacing it.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShipping:\u003c\/strong\u003e Locally warehoused, may take up to 3 days to ship. ⚓\u003c\/p\u003e","brand":"MERC","offers":[{"title":"Default Title","offer_id":43563837915172,"sku":"14586","price":61.9,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/e67534dc-4d94-4e6a-96c3-e6db55454996.png?v=1779388854"},{"product_id":"merc-408","title":"Mercury MerCruiser Quicksilver Thermostat Gasket 62386001","description":"\u003cp\u003eMercury MerCruiser Quicksilver \u003cstrong\u003e27-62386001\u003c\/strong\u003e is a thermostat gasket used to seal the thermostat housing area on select Mercury \/ Mariner outboard and jet-drive cooling-system assemblies. Current Mercury parts references show \u003cstrong\u003e27-62386001\u003c\/strong\u003e superseding to \u003cstrong\u003e27-8M0204714\u003c\/strong\u003e, with the newer part listed as the functional replacement under the same GTIN \u003cstrong\u003e745061164895\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Mercury \/ Quicksilver thermostat gasket reference\u003c\/li\u003e\n\u003cli\u003eUsed at the thermostat housing sealing surface\u003c\/li\u003e\n\u003cli\u003eHelps prevent cooling-water leakage around the thermostat assembly\u003c\/li\u003e\n\u003cli\u003eOriginal Mercury reference: \u003cstrong\u003e27-62386001 \/ 62386001\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eCurrent replacement reference: \u003cstrong\u003e27-8M0204714 \/ 8M0204714\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eUPC \/ GTIN reference: \u003cstrong\u003e745061164895\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eSold individually in common parts references\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eEngine Compatibility\u003c\/h2\u003e\n\u003cp\u003eThis thermostat gasket is shown in Mercury parts references across select Mercury \/ Mariner outboard and jet-drive applications, including various \u003cstrong\u003e55, 60, 65 Jet, 75, 80 Jet, 90 DFI, 115, 115 DFI, 125, V-135, V-150, V-175, V-200, 2.5L EFI \/ DFI, 200 DFI Jet Drive, 200XS, Pro XS, Magnum III, XR-6\u003c\/strong\u003e, and related model families depending on serial number range.\u003c\/p\u003e\n\u003ch2\u003eSerial Number Fitment Notice\u003c\/h2\u003e\n\u003cp\u003eThermostat gasket fitment depends on the exact engine model, thermostat housing, cooling-system layout, and serial number range. Always confirm compatibility using the Mercury or MerCruiser serial number before ordering, especially where older \u003cstrong\u003e27-62386001\u003c\/strong\u003e has been replaced by \u003cstrong\u003e27-8M0204714\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch2\u003eWhen This Part Needs Replacement\u003c\/h2\u003e\n\u003cp\u003eReplace this gasket whenever the thermostat housing is removed, during thermostat service, or when there are signs of seepage, gasket compression, tearing, swelling, hardening, or cooling-water leakage around the thermostat cover.\u003c\/p\u003e\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cp\u003eClean both thermostat housing mating surfaces before installation and remove old gasket material carefully without scratching the housing. Inspect the thermostat, fasteners, cover, and surrounding cooling passages while the housing is apart. Install the gasket in the correct orientation and follow the Mercury service manual procedure for the specific engine.\u003c\/p\u003e\n\u003ch2\u003eAlternate \/ Superseded Part Numbers\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e27-62386001\u003c\/li\u003e\n\u003cli\u003e62386001\u003c\/li\u003e\n\u003cli\u003e27-62386\u003c\/li\u003e\n\u003cli\u003e62386\u003c\/li\u003e\n\u003cli\u003e27-62386B\u003c\/li\u003e\n\u003cli\u003e62386B\u003c\/li\u003e\n\u003cli\u003e27-8M0204714\u003c\/li\u003e\n\u003cli\u003e8M0204714\u003c\/li\u003e\n\u003cli\u003eSierra 18-0182\u003c\/li\u003e\n\u003cli\u003eGLM 30610\u003c\/li\u003e\n\u003cli\u003eMallory 9-60002\u003c\/li\u003e\n\u003cli\u003eOMC \/ Johnson \/ Evinrude 0310058 \/ 310058\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eParts Desk Insight\u003c\/h2\u003e\n\u003cp\u003eThis gasket is best matched by the thermostat housing diagram and engine serial number, not by horsepower alone. The supersession to \u003cstrong\u003e8M0204714\u003c\/strong\u003e is important because the replacement is the current Mercury reference and may appear under the newer number in ordering systems.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShipping:\u003c\/strong\u003e Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e","brand":"MERC","offers":[{"title":"Default Title","offer_id":43563867373604,"sku":"62386001","price":3.84,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/57d4e6ac-9feb-4173-9b9c-fbddcf905394.png?v=1777490326"},{"product_id":"mercruiser-thermostat-160f-76270t-3-7l","title":"MerCruiser Thermostat 160°F – 76270T (3.7L 470 \/ 485)","description":"\u003cp data-start=\"119\" data-end=\"435\"\u003eThe Mercury MerCruiser Thermostat 76270T is a genuine OEM 160°F thermostat designed primarily for early MerCruiser 3.7L (470\/485) inline 4-cylinder engines. This thermostat regulates engine temperature by controlling coolant flow, ensuring proper warm-up, stable operating temperature, and prevention of overheating.\u003c\/p\u003e\n\u003cp data-start=\"437\" data-end=\"758\"\u003eThis is a direct replacement for the original thermostat (76270), updated to the current “T” suffix version. It is specifically calibrated for raw water cooling systems commonly used on these engines, maintaining correct thermal balance for efficient combustion and engine longevity. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-start=\"760\" data-end=\"763\"\u003e\n\u003ch3 data-start=\"765\" data-end=\"781\"\u003eKey Features\u003c\/h3\u003e\n\u003cul data-start=\"782\" data-end=\"1139\"\u003e\n\u003cli data-start=\"782\" data-end=\"841\"\u003eGenuine Mercury MerCruiser \/ Quicksilver OEM thermostat\u003c\/li\u003e\n\u003cli data-start=\"842\" data-end=\"907\"\u003e\n\u003cstrong data-start=\"844\" data-end=\"872\"\u003e160°F temperature rating\u003c\/strong\u003e (standard for raw water cooling)\u003c\/li\u003e\n\u003cli data-start=\"908\" data-end=\"969\"\u003eDirect replacement for part number \u003cstrong data-start=\"945\" data-end=\"967\"\u003e76270 (superseded)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"970\" data-end=\"1027\"\u003eDesigned for consistent engine temperature regulation\u003c\/li\u003e\n\u003cli data-start=\"1028\" data-end=\"1088\"\u003eCorrosion-resistant construction for marine environments\u003c\/li\u003e\n\u003cli data-start=\"1089\" data-end=\"1139\"\u003eThermostat only (no gaskets or seals included)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1141\" data-end=\"1144\"\u003e\n\u003ch3 data-start=\"1146\" data-end=\"1170\"\u003eEngine Compatibility\u003c\/h3\u003e\n\u003cp data-start=\"1171\" data-end=\"1189\"\u003ePrimarily used on:\u003c\/p\u003e\n\u003cul data-start=\"1191\" data-end=\"1334\"\u003e\n\u003cli data-start=\"1191\" data-end=\"1252\"\u003e\u003cstrong data-start=\"1193\" data-end=\"1250\"\u003eMerCruiser 3.7L (470 \/ 485) inline 4-cylinder engines\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"1253\" data-end=\"1334\"\u003eModel years approximately \u003cstrong data-start=\"1281\" data-end=\"1294\"\u003e1976–1982\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1336\" data-end=\"1357\"\u003eApplications include:\u003c\/p\u003e\n\u003cul data-start=\"1358\" data-end=\"1461\"\u003e\n\u003cli data-start=\"1358\" data-end=\"1405\"\u003eMerCruiser sterndrive (early Alpha systems)\u003c\/li\u003e\n\u003cli data-start=\"1406\" data-end=\"1461\"\u003eMerCruiser inboard variants using the 3.7L platform\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1463\" data-end=\"1568\"\u003e✔ Designed for \u003cstrong data-start=\"1478\" data-end=\"1506\"\u003eraw water cooled systems\u003c\/strong\u003e\u003cbr data-start=\"1506\" data-end=\"1509\"\u003e✔ Not interchangeable with later GM V6\/V8 thermostat kits\u003c\/p\u003e\n\u003chr data-start=\"1570\" data-end=\"1573\"\u003e\n\u003ch3 data-start=\"1575\" data-end=\"1607\"\u003eSerial Number Fitment Notice\u003c\/h3\u003e\n\u003cp data-start=\"1608\" data-end=\"1829\"\u003eFitment is highly specific on 3.7L engines. Always confirm using your engine serial number or original part number before ordering. These engines have unique cooling system layouts compared to GM-based MerCruiser engines.\u003c\/p\u003e\n\u003chr data-start=\"1831\" data-end=\"1834\"\u003e\n\u003ch3 data-start=\"1836\" data-end=\"1872\"\u003eWhen This Part Needs Replacement\u003c\/h3\u003e\n\u003cul data-start=\"1873\" data-end=\"2094\"\u003e\n\u003cli data-start=\"1873\" data-end=\"1915\"\u003eEngine running too cold or overheating\u003c\/li\u003e\n\u003cli data-start=\"1916\" data-end=\"1960\"\u003eSlow warm-up or inconsistent temperature\u003c\/li\u003e\n\u003cli data-start=\"1961\" data-end=\"1996\"\u003eThermostat stuck open or closed\u003c\/li\u003e\n\u003cli data-start=\"1997\" data-end=\"2045\"\u003eCorrosion or scaling found during inspection\u003c\/li\u003e\n\u003cli data-start=\"2046\" data-end=\"2094\"\u003eCooling system service on older 3.7L engines\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2096\" data-end=\"2099\"\u003e\n\u003ch3 data-start=\"2101\" data-end=\"2123\"\u003eInstallation Notes\u003c\/h3\u003e\n\u003cul data-start=\"2124\" data-end=\"2397\"\u003e\n\u003cli data-start=\"2124\" data-end=\"2189\"\u003eReplace gasket and seal (sold separately) during installation\u003c\/li\u003e\n\u003cli data-start=\"2190\" data-end=\"2238\"\u003eInstall with spring side facing engine block\u003c\/li\u003e\n\u003cli data-start=\"2239\" data-end=\"2287\"\u003eClean housing thoroughly before reinstalling\u003c\/li\u003e\n\u003cli data-start=\"2288\" data-end=\"2353\"\u003eInspect water passages for corrosion (common on 3.7L engines)\u003c\/li\u003e\n\u003cli data-start=\"2354\" data-end=\"2397\"\u003eVerify proper circulation after startup\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2399\" data-end=\"2402\"\u003e\n\u003ch3 data-start=\"2404\" data-end=\"2461\"\u003eAlternate \/ Superseded \/ Cross-Reference Part Numbers\u003c\/h3\u003e\n\u003cul data-start=\"2462\" data-end=\"2679\"\u003e\n\u003cli data-start=\"2462\" data-end=\"2499\"\u003eMercury \/ Quicksilver: \u003cstrong data-start=\"2487\" data-end=\"2497\"\u003e76270T\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2500\" data-end=\"2563\"\u003eSupersedes: \u003cstrong data-start=\"2514\" data-end=\"2523\"\u003e76270\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2564\" data-end=\"2604\"\u003eSierra: \u003cstrong data-start=\"2574\" data-end=\"2602\"\u003e18-3552 (kit equivalent)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2605\" data-end=\"2679\"\u003eAftermarket references may include: \u003cstrong data-start=\"2643\" data-end=\"2677\"\u003e27-896561, 99155A1 equivalents\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2681\" data-end=\"2684\"\u003e\n\u003ch3 data-start=\"2686\" data-end=\"2708\"\u003eParts Desk Insight\u003c\/h3\u003e\n\u003cp data-start=\"2709\" data-end=\"3100\"\u003eThis thermostat is specific to the \u003cstrong data-start=\"2744\" data-end=\"2775\"\u003eMerCruiser 470\/485 platform\u003c\/strong\u003e, which uses a unique cooling system compared to standard GM-based engines. These engines are known for corrosion issues in cooling passages — if you’re replacing the thermostat, it’s a good time to inspect the entire system. Also note this is \u003cstrong data-start=\"3019\" data-end=\"3077\"\u003enot interchangeable with 807252-series thermostat kits\u003c\/strong\u003e used on V6\/V8 engines.\u003c\/p\u003e\n\u003chr data-start=\"3102\" data-end=\"3105\"\u003e\n\u003ch3 data-start=\"3107\" data-end=\"3119\"\u003eShipping\u003c\/h3\u003e\n\u003cp data-start=\"3120\" data-end=\"3185\"\u003eShipping: Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e","brand":"MERC","offers":[{"title":"Default Title","offer_id":43563871043620,"sku":"76270T","price":73.42,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/e0f57c2e-56fc-4757-bd8e-3e55f54cba36.png?v=1774393520"},{"product_id":"merc-588","title":"Mercury MerCruiser Quicksilver Thermostat Housing Gasket 806871","description":"\u003cp\u003eMercury MerCruiser Quicksilver \u003cstrong\u003e27-806871\u003c\/strong\u003e is a thermostat housing gasket used on select MerCruiser gasoline engines. It seals the thermostat housing area to help control coolant flow and prevent leaks around the thermostat assembly. Mercury parts references show \u003cstrong\u003e806871\u003c\/strong\u003e as superseded, with current diagram references commonly listing \u003cstrong\u003e8M0238323\u003c\/strong\u003e and earlier replacement references showing \u003cstrong\u003e8M0204687\u003c\/strong\u003e as the functional replacement.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Mercury \/ Quicksilver thermostat housing gasket reference\u003c\/li\u003e\n\u003cli\u003eUsed in select MerCruiser standard cooling system and thermostat housing assemblies\u003c\/li\u003e\n\u003cli\u003eHelps seal the thermostat housing during cooling-system service\u003c\/li\u003e\n\u003cli\u003eOriginal Mercury reference: \u003cstrong\u003e27-806871 \/ 806871\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eReplacement references include \u003cstrong\u003e27-8M0204687\u003c\/strong\u003e and \u003cstrong\u003e27-8M0238323\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eGTIN reference for 806871 \/ 8M0204687: \u003cstrong\u003e745061284968\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eCatalog shipping reference for 8M0204687: approximately \u003cstrong\u003e0.02 lb\u003c\/strong\u003e, \u003cstrong\u003e2.00 in. x 2.00 in. x 0.20 in.\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eEngine Compatibility\u003c\/h2\u003e\n\u003cp\u003eThis gasket is commonly shown for select MerCruiser gasoline engines, including many \u003cstrong\u003e3.0L GM 181 I\/L4\u003c\/strong\u003e, \u003cstrong\u003e4.3L V6\u003c\/strong\u003e, \u003cstrong\u003e5.0L \/ 5.7L GM V8\u003c\/strong\u003e, \u003cstrong\u003e6.2L\u003c\/strong\u003e, \u003cstrong\u003e7.4L\u003c\/strong\u003e, \u003cstrong\u003e8.2L\u003c\/strong\u003e, Black Scorpion, Scorpion, MAG, MPI, Alpha, Bravo, and inboard applications depending on serial number and thermostat housing design. Cross-reference descriptions also identify this gasket for V6 and V8 MerCruiser stern drive and inboard engines using the newer-style thermostat housing, plus select 4.5L MPI and 6.2L MPI applications by serial range.\u003c\/p\u003e\n\u003ch2\u003eSerial Number Fitment Notice\u003c\/h2\u003e\n\u003cp\u003eThermostat housing gasket fitment depends on the exact engine model, cooling-system layout, thermostat housing style, and serial number range. Always confirm compatibility using the MerCruiser engine serial number before ordering, especially where \u003cstrong\u003e27-806871\u003c\/strong\u003e has been replaced by newer references such as \u003cstrong\u003e27-8M0204687\u003c\/strong\u003e or \u003cstrong\u003e27-8M0238323\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch2\u003eWhen This Part Needs Replacement\u003c\/h2\u003e\n\u003cp\u003eReplace this gasket whenever the thermostat housing is removed, during thermostat replacement, or when there are signs of coolant leakage, gasket swelling, tearing, compression, corrosion marks, or seepage around the housing. Reusing an old thermostat housing gasket can cause a small leak that turns into repeat cooling-system service.\u003c\/p\u003e\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cp\u003eClean both thermostat housing mating surfaces before installation and remove old gasket material carefully without gouging the housing. Inspect the thermostat, sleeve, lower housing gasket, plugs, hoses, clamps, and related cooling-system hardware while the housing is apart. Install using the correct orientation and follow the Mercury service manual torque procedure for the specific engine.\u003c\/p\u003e\n\u003ch2\u003eAlternate \/ Superseded Part Numbers\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e27-806871\u003c\/li\u003e\n\u003cli\u003e806871\u003c\/li\u003e\n\u003cli\u003e27-806871Q\u003c\/li\u003e\n\u003cli\u003e806871Q\u003c\/li\u003e\n\u003cli\u003e27-8M0204687\u003c\/li\u003e\n\u003cli\u003e8M0204687\u003c\/li\u003e\n\u003cli\u003e27-8M0238323\u003c\/li\u003e\n\u003cli\u003e8M0238323\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eParts Desk Insight\u003c\/h2\u003e\n\u003cp\u003eThis gasket is best matched by thermostat housing style, not just engine size. MerCruiser used different cooling-system layouts across similar-looking engines, so checking the serial-number diagram before ordering is the safest way to avoid getting the wrong thermostat gasket.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShipping:\u003c\/strong\u003e Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e","brand":"MERC","offers":[{"title":"Default Title","offer_id":43563878613028,"sku":"806871","price":13.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/s-l1200_2.jpg?v=1777485791"},{"product_id":"mercruiser-thermostat-seal-8071341","title":"MerCruiser Thermostat Seal – 8071341","description":"\u003cp data-start=\"83\" data-end=\"427\"\u003ehe Mercury MerCruiser Thermostat Seal 8071341 is a genuine OEM rubber sealing ring designed to properly seal the thermostat within the thermostat housing on GM-based MerCruiser engines. This seal ensures correct coolant flow direction and prevents internal bypass leakage, which is critical for maintaining proper engine operating temperature.\u003c\/p\u003e\n\u003cp data-start=\"429\" data-end=\"705\"\u003eManufactured from marine-grade rubber, this seal is built to withstand continuous exposure to heat, coolant, and raw water environments without degrading or losing sealing integrity. It is a direct replacement component typically used during thermostat service or replacement.\u003c\/p\u003e\n\u003chr data-start=\"707\" data-end=\"710\"\u003e\n\u003ch3 data-start=\"712\" data-end=\"728\"\u003eKey Features\u003c\/h3\u003e\n\u003cul data-start=\"729\" data-end=\"1035\"\u003e\n\u003cli data-start=\"729\" data-end=\"782\"\u003eGenuine Mercury MerCruiser \/ Quicksilver OEM seal\u003c\/li\u003e\n\u003cli data-start=\"783\" data-end=\"829\"\u003eDesigned for thermostat-to-housing sealing\u003c\/li\u003e\n\u003cli data-start=\"830\" data-end=\"878\"\u003ePrevents coolant bypass and internal leakage\u003c\/li\u003e\n\u003cli data-start=\"879\" data-end=\"930\"\u003eMarine-grade rubber construction for durability\u003c\/li\u003e\n\u003cli data-start=\"931\" data-end=\"976\"\u003eDirect OEM fit — no modification required\u003c\/li\u003e\n\u003cli data-start=\"977\" data-end=\"1035\"\u003eCritical component for proper cooling system operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1037\" data-end=\"1040\"\u003e\n\u003ch3 data-start=\"1042\" data-end=\"1066\"\u003eEngine Compatibility\u003c\/h3\u003e\n\u003cp data-start=\"1067\" data-end=\"1116\"\u003eFits a wide range of GM-based MerCruiser engines:\u003c\/p\u003e\n\u003cul data-start=\"1118\" data-end=\"1201\"\u003e\n\u003cli data-start=\"1118\" data-end=\"1129\"\u003e4.3L V6\u003c\/li\u003e\n\u003cli data-start=\"1130\" data-end=\"1147\"\u003e5.0L V8 (305)\u003c\/li\u003e\n\u003cli data-start=\"1148\" data-end=\"1165\"\u003e5.7L V8 (350)\u003c\/li\u003e\n\u003cli data-start=\"1166\" data-end=\"1183\"\u003e7.4L V8 (454)\u003c\/li\u003e\n\u003cli data-start=\"1184\" data-end=\"1201\"\u003e8.2L V8 (502)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1203\" data-end=\"1224\"\u003eApplications include:\u003c\/p\u003e\n\u003cul data-start=\"1225\" data-end=\"1369\"\u003e\n\u003cli data-start=\"1225\" data-end=\"1267\"\u003eMerCruiser Alpha and Bravo sterndrives\u003c\/li\u003e\n\u003cli data-start=\"1268\" data-end=\"1298\"\u003eMerCruiser inboard engines\u003c\/li\u003e\n\u003cli data-start=\"1299\" data-end=\"1369\"\u003eUsed in both raw water and some closed cooling thermostat housings\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1371\" data-end=\"1489\"\u003e✔ Commonly used with thermostat kits such as 807252T5 and 807252T4\u003cbr data-start=\"1437\" data-end=\"1440\"\u003e✔ Installed between thermostat and housing bore\u003c\/p\u003e\n\u003chr data-start=\"1491\" data-end=\"1494\"\u003e\n\u003ch3 data-start=\"1496\" data-end=\"1528\"\u003eSerial Number Fitment Notice\u003c\/h3\u003e\n\u003cp data-start=\"1529\" data-end=\"1711\"\u003eFitment can vary depending on thermostat housing design and engine serial number. Always confirm using your engine serial number or visually match your existing seal before ordering.\u003c\/p\u003e\n\u003chr data-start=\"1713\" data-end=\"1716\"\u003e\n\u003ch3 data-start=\"1718\" data-end=\"1754\"\u003eWhen This Part Needs Replacement\u003c\/h3\u003e\n\u003cul data-start=\"1755\" data-end=\"1992\"\u003e\n\u003cli data-start=\"1755\" data-end=\"1799\"\u003eDuring thermostat replacement or service\u003c\/li\u003e\n\u003cli data-start=\"1800\" data-end=\"1839\"\u003eCoolant leaks at thermostat housing\u003c\/li\u003e\n\u003cli data-start=\"1840\" data-end=\"1885\"\u003eEngine not maintaining proper temperature\u003c\/li\u003e\n\u003cli data-start=\"1886\" data-end=\"1933\"\u003eSeal appears flattened, cracked, or brittle\u003c\/li\u003e\n\u003cli data-start=\"1934\" data-end=\"1992\"\u003ePreventative maintenance during cooling system service\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1994\" data-end=\"1997\"\u003e\n\u003ch3 data-start=\"1999\" data-end=\"2021\"\u003eInstallation Notes\u003c\/h3\u003e\n\u003cul data-start=\"2022\" data-end=\"2310\"\u003e\n\u003cli data-start=\"2022\" data-end=\"2087\"\u003eLightly lubricate seal with clean coolant before installation\u003c\/li\u003e\n\u003cli data-start=\"2088\" data-end=\"2138\"\u003eEnsure seal is seated evenly in housing groove\u003c\/li\u003e\n\u003cli data-start=\"2139\" data-end=\"2195\"\u003eDo not reuse old seals — always replace when removed\u003c\/li\u003e\n\u003cli data-start=\"2196\" data-end=\"2251\"\u003eInspect thermostat housing for corrosion or pitting\u003c\/li\u003e\n\u003cli data-start=\"2252\" data-end=\"2310\"\u003eVerify proper thermostat orientation before reassembly\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2312\" data-end=\"2315\"\u003e\n\u003ch3 data-start=\"2317\" data-end=\"2374\"\u003eAlternate \/ Superseded \/ Cross-Reference Part Numbers\u003c\/h3\u003e\n\u003cul data-start=\"2375\" data-end=\"2509\"\u003e\n\u003cli data-start=\"2375\" data-end=\"2409\"\u003eMercury \/ Quicksilver: 8071341\u003c\/li\u003e\n\u003cli data-start=\"2410\" data-end=\"2429\"\u003eSierra: 18-0396\u003c\/li\u003e\n\u003cli data-start=\"2430\" data-end=\"2444\"\u003eGLM: 13110\u003c\/li\u003e\n\u003cli data-start=\"2445\" data-end=\"2509\"\u003eOften included in thermostat kits (e.g., 807252T5, 807252T4)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2511\" data-end=\"2514\"\u003e\n\u003ch3 data-start=\"2516\" data-end=\"2538\"\u003eParts Desk Insight\u003c\/h3\u003e\n\u003cp data-start=\"2539\" data-end=\"2856\"\u003eThis is a small but critical component. A worn or missing thermostat seal will cause improper coolant flow, often leading to engines running too cold or overheating inconsistently. It’s standard practice to replace this seal anytime the thermostat is serviced — reusing the old one is a common cause of repeat issues.\u003c\/p\u003e\n\u003chr data-start=\"2858\" data-end=\"2861\"\u003e\n\u003ch3 data-start=\"2863\" data-end=\"2875\"\u003eShipping\u003c\/h3\u003e\n\u003cp data-start=\"2876\" data-end=\"2941\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eShipping: Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e","brand":"MERC","offers":[{"title":"Default Title","offer_id":43563878875172,"sku":"8071341","price":14.84,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/mercruiser-thermostat-gasket.jpg?v=1774393121"},{"product_id":"mercruiser-thermostat-kit-807252t4","title":"MerCruiser Thermostat Kit – 807252T4","description":"\u003cp data-start=\"83\" data-end=\"466\"\u003eThe Mercury MerCruiser Thermostat Kit 807252T4 is a genuine OEM thermostat service kit designed for GM-based V6 and V8 MerCruiser engines using closed cooling (freshwater cooling) systems. This kit is calibrated for higher operating temperatures than raw water systems, allowing engines to run more efficiently while maintaining proper internal clearances and combustion performance.\u003c\/p\u003e\n\u003cp data-start=\"468\" data-end=\"749\"\u003eThis thermostat is typically rated at \u003cstrong data-start=\"506\" data-end=\"521\"\u003e170°F–180°F\u003c\/strong\u003e, making it correct for engines equipped with heat exchangers. The kit includes the thermostat along with required seals and gaskets for a complete service, ensuring proper sealing and consistent coolant flow through the system.\u003c\/p\u003e\n\u003chr data-start=\"751\" data-end=\"754\"\u003e\n\u003ch3 data-start=\"756\" data-end=\"772\"\u003eKey Features\u003c\/h3\u003e\n\u003cul data-start=\"773\" data-end=\"1115\"\u003e\n\u003cli data-start=\"773\" data-end=\"825\"\u003eGenuine Mercury MerCruiser \/ Quicksilver OEM kit\u003c\/li\u003e\n\u003cli data-start=\"826\" data-end=\"889\"\u003eDesigned for \u003cstrong data-start=\"841\" data-end=\"887\"\u003eclosed cooling (freshwater cooled) systems\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"890\" data-end=\"948\"\u003eHigher temperature rating (typically 170°–180°F range)\u003c\/li\u003e\n\u003cli data-start=\"949\" data-end=\"1005\"\u003eIncludes thermostat, seals, and installation gaskets\u003c\/li\u003e\n\u003cli data-start=\"1006\" data-end=\"1059\"\u003eDirect OEM replacement — no modification required\u003c\/li\u003e\n\u003cli data-start=\"1060\" data-end=\"1115\"\u003eMaintains optimal engine temperature and efficiency\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1117\" data-end=\"1120\"\u003e\n\u003ch3 data-start=\"1122\" data-end=\"1146\"\u003eEngine Compatibility\u003c\/h3\u003e\n\u003cp data-start=\"1147\" data-end=\"1217\"\u003eFits GM-based MerCruiser engines equipped with closed cooling systems:\u003c\/p\u003e\n\u003cul data-start=\"1219\" data-end=\"1326\"\u003e\n\u003cli data-start=\"1219\" data-end=\"1254\"\u003e4.3L V6 (closed cooling models)\u003c\/li\u003e\n\u003cli data-start=\"1255\" data-end=\"1272\"\u003e5.0L V8 (305)\u003c\/li\u003e\n\u003cli data-start=\"1273\" data-end=\"1290\"\u003e5.7L V8 (350)\u003c\/li\u003e\n\u003cli data-start=\"1291\" data-end=\"1308\"\u003e7.4L V8 (454)\u003c\/li\u003e\n\u003cli data-start=\"1309\" data-end=\"1326\"\u003e8.2L V8 (502)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1328\" data-end=\"1349\"\u003eApplications include:\u003c\/p\u003e\n\u003cul data-start=\"1350\" data-end=\"1460\"\u003e\n\u003cli data-start=\"1350\" data-end=\"1401\"\u003eMerCruiser Bravo sterndrive with closed cooling\u003c\/li\u003e\n\u003cli data-start=\"1402\" data-end=\"1460\"\u003eMerCruiser inboard engines with heat exchanger systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1462\" data-end=\"1566\"\u003e✔ Specifically for \u003cstrong data-start=\"1481\" data-end=\"1518\"\u003efreshwater\/closed cooling systems\u003c\/strong\u003e\u003cbr data-start=\"1518\" data-end=\"1521\"\u003e✔ Not for standard raw water cooled engines\u003c\/p\u003e\n\u003chr data-start=\"1568\" data-end=\"1571\"\u003e\n\u003ch3 data-start=\"1573\" data-end=\"1605\"\u003eSerial Number Fitment Notice\u003c\/h3\u003e\n\u003cp data-start=\"1606\" data-end=\"1825\"\u003eFitment varies by engine serial number and cooling configuration. Always confirm using your engine serial number before ordering. Engines converted from raw water to closed cooling may require different thermostat kits.\u003c\/p\u003e\n\u003chr data-start=\"1827\" data-end=\"1830\"\u003e\n\u003ch3 data-start=\"1832\" data-end=\"1868\"\u003eWhen This Part Needs Replacement\u003c\/h3\u003e\n\u003cul data-start=\"1869\" data-end=\"2098\"\u003e\n\u003cli data-start=\"1869\" data-end=\"1910\"\u003eEngine running too hot or overheating\u003c\/li\u003e\n\u003cli data-start=\"1911\" data-end=\"1960\"\u003eEngine not maintaining consistent temperature\u003c\/li\u003e\n\u003cli data-start=\"1961\" data-end=\"2005\"\u003eThermostat sticking or corrosion present\u003c\/li\u003e\n\u003cli data-start=\"2006\" data-end=\"2043\"\u003eCooling system service or rebuild\u003c\/li\u003e\n\u003cli data-start=\"2044\" data-end=\"2098\"\u003ePreventative maintenance on closed cooling systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2100\" data-end=\"2103\"\u003e\n\u003ch3 data-start=\"2105\" data-end=\"2127\"\u003eInstallation Notes\u003c\/h3\u003e\n\u003cul data-start=\"2128\" data-end=\"2431\"\u003e\n\u003cli data-start=\"2128\" data-end=\"2190\"\u003eReplace all included gaskets and seals during installation\u003c\/li\u003e\n\u003cli data-start=\"2191\" data-end=\"2263\"\u003eEnsure thermostat orientation is correct (spring side toward engine)\u003c\/li\u003e\n\u003cli data-start=\"2264\" data-end=\"2313\"\u003eClean housing and sealing surfaces thoroughly\u003c\/li\u003e\n\u003cli data-start=\"2314\" data-end=\"2374\"\u003eInspect heat exchanger and coolant passages for blockage\u003c\/li\u003e\n\u003cli data-start=\"2375\" data-end=\"2431\"\u003eVerify coolant condition and replace if contaminated\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2433\" data-end=\"2436\"\u003e\n\u003ch3 data-start=\"2438\" data-end=\"2495\"\u003eAlternate \/ Superseded \/ Cross-Reference Part Numbers\u003c\/h3\u003e\n\u003cul data-start=\"2496\" data-end=\"2696\"\u003e\n\u003cli data-start=\"2496\" data-end=\"2531\"\u003eMercury \/ Quicksilver: 807252T4\u003c\/li\u003e\n\u003cli data-start=\"2532\" data-end=\"2576\"\u003eSupersedes \/ Related: 807252T3, 807252Q4\u003c\/li\u003e\n\u003cli data-start=\"2577\" data-end=\"2596\"\u003eSierra: 18-3648\u003c\/li\u003e\n\u003cli data-start=\"2597\" data-end=\"2628\"\u003eEMP: Equivalent to 807252Q4\u003c\/li\u003e\n\u003cli data-start=\"2629\" data-end=\"2696\"\u003eThermostat (internal): Higher temp variant (approx. 170°–180°F)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2698\" data-end=\"2701\"\u003e\n\u003ch3 data-start=\"2703\" data-end=\"2725\"\u003eParts Desk Insight\u003c\/h3\u003e\n\u003cp data-start=\"2726\" data-end=\"3087\"\u003eThis kit is commonly used on MerCruiser engines equipped with closed cooling systems where higher operating temperatures improve efficiency and reduce internal wear. A common mistake is installing a 160°F thermostat (raw water version) into a closed cooling engine — this will cause improper engine operation. Always confirm cooling system type before ordering.\u003c\/p\u003e\n\u003chr data-start=\"3089\" data-end=\"3092\"\u003e\n\u003ch3 data-start=\"3094\" data-end=\"3106\"\u003eShipping\u003c\/h3\u003e\n\u003cp data-start=\"3107\" data-end=\"3172\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eShipping: Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e","brand":"MERC","offers":[{"title":"Default Title","offer_id":43563879170084,"sku":"807252T4","price":99.93,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/f18ecfdf-968d-47e0-b460-9d3954d983d3.png?v=1774392736"},{"product_id":"mercury-merccruiser-thermostat-kit-807252t5","title":"Mercury MerCruiser Thermostat Kit 807252T5","description":"\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"b52c946a-3c10-4d07-b2f8-b4746f676980\" dir=\"auto\" data-message-model-slug=\"gpt-5-3\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full wrap-break-word dark markdown-new-styling\"\u003e\n\u003cp data-start=\"76\" data-end=\"385\"\u003eMercury 807252T5 is a genuine OEM \u003cstrong data-start=\"136\" data-end=\"160\"\u003e160°F thermostat kit\u003c\/strong\u003e for selected MerCruiser sterndrive and inboard engines. Mercury’s official listing identifies it for \u003cstrong data-start=\"262\" data-end=\"327\"\u003eGM V6 and V8 MerCruiser engines with standard cooling systems\u003c\/strong\u003e from \u003cstrong data-start=\"333\" data-end=\"346\"\u003e1987–2016\u003c\/strong\u003e. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"387\" data-end=\"405\"\u003e\u003cstrong data-start=\"387\" data-end=\"403\"\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"406\" data-end=\"791\"\u003e\n\u003cli data-start=\"406\" data-end=\"465\"\u003eGenuine Mercury Marine \/ Quicksilver OEM thermostat kit\u003c\/li\u003e\n\u003cli data-start=\"466\" data-end=\"494\"\u003ePart number \u003cstrong data-start=\"480\" data-end=\"492\"\u003e807252T5\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"495\" data-end=\"519\"\u003e\u003cstrong data-start=\"497\" data-end=\"517\"\u003e160°F thermostat\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"520\" data-end=\"626\"\u003eBuilt for \u003cstrong data-start=\"532\" data-end=\"590\"\u003eGM V6 and V8 MerCruiser sterndrive and inboard engines\u003c\/strong\u003e with \u003cstrong data-start=\"596\" data-end=\"624\"\u003estandard cooling systems\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"627\" data-end=\"708\"\u003eMercury says the kit contains a \u003cstrong data-start=\"661\" data-end=\"706\"\u003ethermostat, O-rings, and multiple gaskets\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"709\" data-end=\"791\"\u003eDesigned for replacement with common tools \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"793\" data-end=\"1207\"\u003e\u003cstrong data-start=\"793\" data-end=\"817\"\u003eEngine Compatibility\u003c\/strong\u003e\u003cbr data-start=\"817\" data-end=\"820\"\u003eMercury lists 807252T5 for \u003cstrong data-start=\"847\" data-end=\"952\"\u003eall GM V8 and V6 sterndrive and inboard engines built with standard cooling systems from 1987 to 2016\u003c\/strong\u003e. Dealer listings also tie it to MerCruiser applications in that family, including common GM-based V6 and V8 packages, but exact fitment should still be confirmed by \u003cstrong data-start=\"1118\" data-end=\"1152\"\u003eengine model and serial number\u003c\/strong\u003e before ordering. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1209\" data-end=\"1653\"\u003e\u003cstrong data-start=\"1209\" data-end=\"1241\"\u003eSerial Number Fitment Notice\u003c\/strong\u003e\u003cbr data-start=\"1241\" data-end=\"1244\"\u003ePlease confirm compatibility in the Mercury Parts Catalog or by exact engine serial number before purchase. Thermostat kits can vary by cooling system type, so matching the exact OEM part number is the safest way to avoid a standard-cooling vs. closed-cooling mismatch. This caution is based on Mercury specifically defining 807252T5 as a \u003cstrong data-start=\"1583\" data-end=\"1610\"\u003estandard cooling system\u003c\/strong\u003e kit. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1655\" data-end=\"2096\"\u003e\u003cstrong data-start=\"1655\" data-end=\"1691\"\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003cbr data-start=\"1691\" data-end=\"1694\"\u003eReplace this thermostat kit when the engine is running too cool, too hot, warming up slowly, showing unstable operating temperature, or when the thermostat housing is opened during cooling-system service and the sealing components are being renewed. That service context is an inference from the part being sold as a complete thermostat kit with seals and gaskets. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"2098\" data-end=\"2432\"\u003e\u003cstrong data-start=\"2098\" data-end=\"2120\"\u003eInstallation Notes\u003c\/strong\u003e\u003cbr data-start=\"2120\" data-end=\"2123\"\u003eThis kit is intended as a service-ready replacement and includes the sealing components needed for installation. Use it only on the exact MerCruiser application that calls for \u003cstrong data-start=\"2299\" data-end=\"2311\"\u003e807252T5\u003c\/strong\u003e, and confirm the engine uses the \u003cstrong data-start=\"2345\" data-end=\"2371\"\u003e160°F standard-cooling\u003c\/strong\u003e setup before ordering. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"2434\" data-end=\"2475\"\u003e\u003cstrong data-start=\"2434\" data-end=\"2473\"\u003eAlternate \/ Superseded Part Numbers\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2476\" data-end=\"2747\"\u003e\n\u003cli data-start=\"2476\" data-end=\"2492\"\u003e\u003cstrong data-start=\"2478\" data-end=\"2490\"\u003e807252T5\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"2493\" data-end=\"2747\"\u003eCommon cross-reference listings also associate this kit with \u003cstrong data-start=\"2556\" data-end=\"2568\"\u003e807252Q5\u003c\/strong\u003e and \u003cstrong data-start=\"2573\" data-end=\"2585\"\u003e807252T8\u003c\/strong\u003e in the same 160°F MerCruiser thermostat family, but the safest match for this listing is the exact OEM number \u003cstrong data-start=\"2696\" data-end=\"2708\"\u003e807252T5\u003c\/strong\u003e. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2749\" data-end=\"3101\"\u003e\u003cstrong data-start=\"2749\" data-end=\"2771\"\u003eParts Desk Insight\u003c\/strong\u003e\u003cbr data-start=\"2771\" data-end=\"2774\"\u003eThermostat kits are one of those parts where getting the right temperature rating and cooling-system type matters more than the housing looks. On GM-based MerCruiser engines, the correct 160°F standard-cooling kit helps the engine reach and hold the operating temperature Mercury intended. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"3103\" data-end=\"3168\"\u003eShipping: Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z-0 flex min-h-[46px] justify-start\"\u003e\u003cbr\u003e\u003c\/div\u003e","brand":"MERC","offers":[{"title":"Default Title","offer_id":43563879202852,"sku":"807252T5","price":76.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/863e4643-99d3-401f-b405-13a7c49c8fca.png?v=1774392316"},{"product_id":"mercury-mercruiser-thermostat-853213001","title":"Mercury MerCruiser Thermostat – 853213001","description":"\u003cp data-end=\"423\" data-start=\"222\"\u003eThe \u003cstrong data-end=\"269\" data-start=\"226\"\u003eMercury MerCruiser Thermostat 853213001\u003c\/strong\u003e is a genuine OEM cooling system component designed to regulate engine temperature and maintain optimal operating conditions in MerCruiser marine engines.\u003c\/p\u003e\n\u003cp data-end=\"697\" data-start=\"425\"\u003eBy controlling coolant flow through the engine, the thermostat ensures proper warm-up and prevents overheating, improving efficiency and protecting internal engine components. OEM construction guarantees exact fitment and reliable performance in harsh marine environments.\u003c\/p\u003e\n\u003cp data-end=\"851\" data-start=\"699\"\u003eThis thermostat has been \u003cstrong data-end=\"771\" data-start=\"724\"\u003esuperseded to updated part number 853213002\u003c\/strong\u003e, which serves as the current replacement. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-end=\"856\" data-start=\"853\"\u003e\n\u003ch2 data-end=\"877\" data-start=\"858\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"877\" data-start=\"861\"\u003eKey Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-end=\"1087\" data-start=\"878\"\u003e\n\u003cli data-end=\"917\" data-start=\"878\"\u003eGenuine Mercury MerCruiser OEM part\u003c\/li\u003e\n\u003cli data-end=\"967\" data-start=\"918\"\u003eMaintains proper engine operating temperature\u003c\/li\u003e\n\u003cli data-end=\"1002\" data-start=\"968\"\u003eEnsures efficient coolant flow\u003c\/li\u003e\n\u003cli data-end=\"1042\" data-start=\"1003\"\u003eDirect replacement fit and function\u003c\/li\u003e\n\u003cli data-end=\"1087\" data-start=\"1043\"\u003eDesigned for marine corrosion resistance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"1092\" data-start=\"1089\"\u003e\n\u003ch2 data-end=\"1121\" data-start=\"1094\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1121\" data-start=\"1097\"\u003eEngine Compatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-end=\"1157\" data-start=\"1123\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1157\" data-start=\"1127\"\u003eMercury MerCruiser Engines\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-end=\"1178\" data-start=\"1158\"\u003eUsed across various:\u003c\/p\u003e\n\u003cul data-end=\"1273\" data-start=\"1179\"\u003e\n\u003cli data-end=\"1204\" data-start=\"1179\"\u003eV6 MerCruiser engines\u003c\/li\u003e\n\u003cli data-end=\"1230\" data-start=\"1205\"\u003eV8 MerCruiser engines\u003c\/li\u003e\n\u003cli data-end=\"1273\" data-start=\"1231\"\u003eInboard and sterndrive cooling systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1368\" data-start=\"1275\"\u003e➡️ Common in GM-based marine engines (4.3L, 5.0L, 5.7L, 7.4L applications – verify by serial)\u003c\/p\u003e\n\u003chr data-end=\"1373\" data-start=\"1370\"\u003e\n\u003ch2 data-end=\"1412\" data-start=\"1375\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1410\" data-start=\"1378\"\u003eSerial Number Fitment Notice\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-end=\"1432\" data-start=\"1413\"\u003eFitment depends on:\u003c\/p\u003e\n\u003cul data-end=\"1515\" data-start=\"1433\"\u003e\n\u003cli data-end=\"1458\" data-start=\"1433\"\u003eEngine model and year\u003c\/li\u003e\n\u003cli data-end=\"1491\" data-start=\"1459\"\u003eCooling system configuration\u003c\/li\u003e\n\u003cli data-end=\"1515\" data-start=\"1492\"\u003eSerial number range\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1601\" data-start=\"1517\"\u003e⚠️ Always confirm compatibility using your \u003cstrong data-end=\"1584\" data-start=\"1560\"\u003eengine serial number\u003c\/strong\u003e before ordering.\u003c\/p\u003e\n\u003chr data-end=\"1606\" data-start=\"1603\"\u003e\n\u003ch2 data-end=\"1629\" data-start=\"1608\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1629\" data-start=\"1611\"\u003eSpecifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-end=\"1790\" data-start=\"1630\"\u003e\n\u003cli data-end=\"1660\" data-start=\"1630\"\u003ePart Number: \u003cstrong data-end=\"1658\" data-start=\"1645\"\u003e853213001\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1688\" data-start=\"1661\"\u003eType: Engine thermostat\u003c\/li\u003e\n\u003cli data-end=\"1732\" data-start=\"1689\"\u003eFunction: Regulates coolant temperature\u003c\/li\u003e\n\u003cli data-end=\"1790\" data-start=\"1733\"\u003eMaterial: Marine-grade brass \u0026amp; stainless construction\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"1795\" data-start=\"1792\"\u003e\n\u003ch2 data-end=\"1819\" data-start=\"1797\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1819\" data-start=\"1800\"\u003eWhat’s Included\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-end=\"1874\" data-start=\"1820\"\u003e\n\u003cli data-end=\"1874\" data-start=\"1820\"\u003eThermostat (gasket sold separately unless specified)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"1879\" data-start=\"1876\"\u003e\n\u003ch2 data-end=\"1920\" data-start=\"1881\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1920\" data-start=\"1884\"\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-end=\"1958\" data-start=\"1921\"\u003eReplace the thermostat if you notice:\u003c\/p\u003e\n\u003cul data-end=\"2067\" data-start=\"1959\"\u003e\n\u003cli data-end=\"1981\" data-start=\"1959\"\u003eEngine overheating\u003c\/li\u003e\n\u003cli data-end=\"2009\" data-start=\"1982\"\u003eEngine running too cold\u003c\/li\u003e\n\u003cli data-end=\"2042\" data-start=\"2010\"\u003eErratic temperature readings\u003c\/li\u003e\n\u003cli data-end=\"2067\" data-start=\"2043\"\u003ePoor fuel efficiency\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"2072\" data-start=\"2069\"\u003e\n\u003ch2 data-end=\"2099\" data-start=\"2074\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"2099\" data-start=\"2077\"\u003eInstallation Notes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-end=\"2271\" data-start=\"2100\"\u003e\n\u003cli data-end=\"2146\" data-start=\"2100\"\u003eReplace gasket or seal during installation\u003c\/li\u003e\n\u003cli data-end=\"2191\" data-start=\"2147\"\u003eEnsure correct orientation of thermostat\u003c\/li\u003e\n\u003cli data-end=\"2236\" data-start=\"2192\"\u003eInspect housing for corrosion or buildup\u003c\/li\u003e\n\u003cli data-end=\"2271\" data-start=\"2237\"\u003eTest system after installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"2276\" data-start=\"2273\"\u003e\n\u003ch2 data-end=\"2320\" data-start=\"2278\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"2320\" data-start=\"2281\"\u003eAlternate \/ Superseded Part Numbers\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-end=\"2350\" data-start=\"2322\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"2350\" data-start=\"2326\"\u003eOEM Cross References\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-end=\"2461\" data-start=\"2351\"\u003e\n\u003cli data-end=\"2390\" data-start=\"2351\"\u003eMercury \/ MerCruiser: \u003cstrong data-end=\"2388\" data-start=\"2375\"\u003e853213001\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2461\" data-start=\"2391\"\u003eSuperseded by: \u003cstrong data-end=\"2421\" data-start=\"2408\"\u003e853213002\u003c\/strong\u003e \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"2466\" data-start=\"2463\"\u003e\n\u003ch2 data-end=\"2485\" data-start=\"2468\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"2483\" data-start=\"2471\"\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-end=\"2551\" data-start=\"2486\"\u003eShipping: Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e\n\u003chr data-end=\"2556\" data-start=\"2553\"\u003e\n\u003ch3 data-end=\"2585\" data-start=\"2558\"\u003e💡 Parts Desk Insight\u003c\/h3\u003e\n\u003cp data-end=\"2738\" data-start=\"2586\"\u003eThermostats are cheap insurance—if you're already into the cooling system, replace it. Most failures show up as \u003cstrong data-end=\"2718\" data-start=\"2698\"\u003erunning too cold\u003c\/strong\u003e, not overheating 👍*not exactly as shown\u003c\/p\u003e","brand":"MERC","offers":[{"title":"Default Title","offer_id":43563884904484,"sku":"853213","price":53.15,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/shopping_21355d7f-e164-4fde-a461-0f28e11afa51.webp?v=1774328148"},{"product_id":"merc-820","title":"Mercury MerCruiser Thermostat Retainer 861949T","description":"\u003cp\u003eMercury MerCruiser Quicksilver 861949T is a genuine OEM \u003cstrong\u003ethermostat retainer\u003c\/strong\u003e used in MerCruiser big-block cooling-system assemblies. Current Mercury dealer and parts-diagram sources identify 861949T as \u003cstrong\u003eRETAINER Thermostat \/ RETAINER-T STAT\u003c\/strong\u003e, and place it in the \u003cstrong\u003ecooling system, fresh water components\u003c\/strong\u003e and \u003cstrong\u003eclosed cooling system\u003c\/strong\u003e sections rather than as a general hardware part.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Mercury MerCruiser OEM part number \u003cstrong\u003e861949T\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eCataloged as \u003cstrong\u003eRETAINER Thermostat \/ RETAINER-T STAT\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eUsed in MerCruiser \u003cstrong\u003efresh-water and closed-cooling\u003c\/strong\u003e assemblies.\u003c\/li\u003e\n\u003cli\u003eCurrent dealer listing shows \u003cstrong\u003eGTIN 745061476332\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eCurrent shipping-spec listing shows approximate packaged size of \u003cstrong\u003e4.50 x 3.00 x 0.65 in\u003c\/strong\u003e and weight of \u003cstrong\u003e0.30 lb\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eEngine Compatibility\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe strongest supportable fitment for 861949T is \u003cstrong\u003eMerCruiser 496 MAG, 496 MAG HO, 496 MAG EC, 496 HO Bravo, 8.1L inboard, 8.1L HO inboard, and 8.1L Towsport\u003c\/strong\u003e applications shown in current Mercury dealer where-used references. Current parts diagrams also place it in the cooling-system assemblies for \u003cstrong\u003e8.1L \/ 496 CID MAG\u003c\/strong\u003e engines.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eSerial Number Fitment Notice\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eVerify fitment by exact \u003cstrong\u003eengine serial number\u003c\/strong\u003e and cooling-system diagram before ordering. Current Mercury where-used references show 861949T across multiple serial breaks within the 496 MAG and 8.1L families, so the safest match is the exact serial-based parts breakdown rather than engine family name alone.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThis retainer is typically replaced when it is corroded, damaged, warped, or no longer secures the thermostat correctly during cooling-system service. Because 861949T sits in the thermostat and heat-exchanger area of the closed\/fresh-water cooling layout, correct sealing pressure and proper fit matter more than appearance alone. This service guidance is a practical inference based on its documented thermostat-retainer role in the cooling assembly.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eInstallation Notes\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eInstall 861949T only after confirming the correct MerCruiser cooling-system diagram for the engine being serviced. Current parts diagrams place it with the thermostat, thermostat seal, washers, screws, and heat exchanger in the fresh-water \/ closed-cooling section, so it should be matched against the exact assembly before service.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eAlternate\/Superseded Part Numbers\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eCurrent sources reviewed show \u003cstrong\u003e861949T\u003c\/strong\u003e as the active OEM Mercury number. The sources checked did not show a clearly supported newer superseding Mercury number for this retainer.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eParts Desk Insight\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThis is the kind of part that sounds generic until you look at the application. Matching \u003cstrong\u003e861949T\u003c\/strong\u003e to the exact \u003cstrong\u003e496 MAG \/ 8.1L cooling-system diagram\u003c\/strong\u003e is the safer move, because thermostat-area parts can look simple while still being specific to one crossover and heat-exchanger layout.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShipping:\u003c\/strong\u003e Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e","brand":"MERC","offers":[{"title":"Default Title","offer_id":43563893915684,"sku":"861949T","price":67.49,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/209af1ba-8909-4e27-b957-5af790cd325b.png?v=1776806280"},{"product_id":"mercruiser-thermostat-882604","title":"MerCruiser Thermostat – 882604","description":"\u003cp data-start=\"184\" data-end=\"324\"\u003ehe \u003cstrong data-start=\"188\" data-end=\"228\"\u003eMercury MerCruiser 882604 Thermostat\u003c\/strong\u003e is a genuine OEM thermostat designed for \u003cstrong data-start=\"270\" data-end=\"323\"\u003eMerCruiser CMD 1.7L diesel engines (DTI platform)\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"326\" data-end=\"641\"\u003eThis thermostat regulates coolant flow through the engine, allowing it to reach proper operating temperature and maintain stable thermal performance under load. It is calibrated specifically for diesel applications, ensuring correct combustion efficiency and preventing both overheating and cold-running conditions.\u003c\/p\u003e\n\u003cp data-start=\"643\" data-end=\"826\"\u003eThis part is used within the \u003cstrong data-start=\"672\" data-end=\"703\"\u003ethermostat housing assembly\u003c\/strong\u003e, working alongside multiple gaskets and seals to control coolant circulation through the engine and heat exchanger system.\u003c\/p\u003e\n\u003cp data-start=\"828\" data-end=\"993\"\u003e⚠️ This part is now \u003cstrong data-start=\"848\" data-end=\"877\"\u003eNLA (No Longer Available)\u003c\/strong\u003e from Mercury \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e — replacement or cross-reference sourcing is typically required.\u003c\/p\u003e\n\u003chr data-start=\"995\" data-end=\"998\"\u003e\n\u003ch2 data-start=\"1000\" data-end=\"1019\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1003\" data-end=\"1019\"\u003eKey Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1020\" data-end=\"1255\"\u003e\n\u003cli data-start=\"1020\" data-end=\"1068\"\u003eGenuine Mercury \/ Quicksilver OEM thermostat\u003c\/li\u003e\n\u003cli data-start=\"1069\" data-end=\"1115\"\u003eDesigned for \u003cstrong data-start=\"1084\" data-end=\"1113\"\u003eMerCruiser diesel engines\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1116\" data-end=\"1158\"\u003eMaintains proper operating temperature\u003c\/li\u003e\n\u003cli data-start=\"1159\" data-end=\"1210\"\u003ePrevents overheating and inefficient combustion\u003c\/li\u003e\n\u003cli data-start=\"1211\" data-end=\"1255\"\u003eDirect fit within OEM thermostat housing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1257\" data-end=\"1260\"\u003e\n\u003ch2 data-start=\"1262\" data-end=\"1289\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1265\" data-end=\"1289\"\u003eEngine Compatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-start=\"1291\" data-end=\"1324\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1295\" data-end=\"1324\"\u003eMerCruiser Diesel Engines\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1325\" data-end=\"1430\"\u003e\n\u003cli data-start=\"1325\" data-end=\"1361\"\u003e\u003cstrong data-start=\"1327\" data-end=\"1359\"\u003eCMD 1.7 MI (120 HP) inline 4\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"1362\" data-end=\"1398\"\u003e\u003cstrong data-start=\"1364\" data-end=\"1396\"\u003eCMD 1.7 MS (120 HP) inline 4\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"1399\" data-end=\"1430\"\u003e\u003cstrong data-start=\"1401\" data-end=\"1428\"\u003e1.7L DTI diesel engines\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1432\" data-end=\"1469\"\u003e➡️ Used in serial ranges including:\u003c\/p\u003e\n\u003cul data-start=\"1470\" data-end=\"1554\"\u003e\n\u003cli data-start=\"1470\" data-end=\"1554\"\u003e\n\u003cstrong data-start=\"1472\" data-end=\"1514\"\u003e8810800 and newer \/ 88109041 and newer\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1556\" data-end=\"1568\"\u003e➡️ Found in:\u003c\/p\u003e\n\u003cul data-start=\"1569\" data-end=\"1633\"\u003e\n\u003cli data-start=\"1569\" data-end=\"1603\"\u003eSterndrive diesel applications\u003c\/li\u003e\n\u003cli data-start=\"1604\" data-end=\"1633\"\u003eDTI-based cooling systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1635\" data-end=\"1638\"\u003e\n\u003ch2 data-start=\"1640\" data-end=\"1677\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1643\" data-end=\"1675\"\u003eSerial Number Fitment Notice\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"1678\" data-end=\"1697\"\u003eFitment depends on:\u003c\/p\u003e\n\u003cul data-start=\"1698\" data-end=\"1764\"\u003e\n\u003cli data-start=\"1698\" data-end=\"1740\"\u003eExact engine model (MI vs MS variants)\u003c\/li\u003e\n\u003cli data-start=\"1741\" data-end=\"1764\"\u003eSerial number range\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1766\" data-end=\"1903\"\u003e⚠️ Always confirm compatibility using your \u003cstrong data-start=\"1809\" data-end=\"1833\"\u003eengine serial number\u003c\/strong\u003e before ordering—especially important since this part is discontinued.\u003c\/p\u003e\n\u003chr data-start=\"1905\" data-end=\"1908\"\u003e\n\u003ch2 data-start=\"1910\" data-end=\"1931\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1913\" data-end=\"1931\"\u003eSpecifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1932\" data-end=\"2140\"\u003e\n\u003cli data-start=\"1932\" data-end=\"1959\"\u003ePart Number: \u003cstrong data-start=\"1947\" data-end=\"1957\"\u003e882604\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1960\" data-end=\"1987\"\u003eType: Engine thermostat\u003c\/li\u003e\n\u003cli data-start=\"1988\" data-end=\"2026\"\u003eApplication: Diesel cooling system\u003c\/li\u003e\n\u003cli data-start=\"2027\" data-end=\"2067\"\u003eEngine Platform: MerCruiser 1.7L DTI\u003c\/li\u003e\n\u003cli data-start=\"2068\" data-end=\"2140\"\u003eStatus: \u003cstrong data-start=\"2078\" data-end=\"2100\"\u003eDiscontinued (NLA)\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2142\" data-end=\"2145\"\u003e\n\u003ch2 data-start=\"2147\" data-end=\"2169\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2150\" data-end=\"2169\"\u003eWhat’s Included\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2170\" data-end=\"2229\"\u003e\n\u003cli data-start=\"2170\" data-end=\"2229\"\u003eThermostat only\u003cbr data-start=\"2187\" data-end=\"2190\"\u003e\u003cem data-start=\"2190\" data-end=\"2227\"\u003e(Gaskets and seals sold separately)\u003c\/em\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2231\" data-end=\"2234\"\u003e\n\u003ch2 data-start=\"2236\" data-end=\"2275\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2239\" data-end=\"2275\"\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2276\" data-end=\"2460\"\u003e\n\u003cli data-start=\"2276\" data-end=\"2298\"\u003eEngine overheating\u003c\/li\u003e\n\u003cli data-start=\"2299\" data-end=\"2344\"\u003eEngine not reaching operating temperature\u003c\/li\u003e\n\u003cli data-start=\"2345\" data-end=\"2372\"\u003eTemperature fluctuation\u003c\/li\u003e\n\u003cli data-start=\"2373\" data-end=\"2412\"\u003eSticking due to corrosion or debris\u003c\/li\u003e\n\u003cli data-start=\"2413\" data-end=\"2460\"\u003eRoutine service on high-hour diesel engines\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2462\" data-end=\"2465\"\u003e\n\u003ch2 data-start=\"2467\" data-end=\"2492\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2470\" data-end=\"2492\"\u003eInstallation Notes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2493\" data-end=\"2730\"\u003e\n\u003cli data-start=\"2493\" data-end=\"2538\"\u003eReplace associated gaskets during install\u003c\/li\u003e\n\u003cli data-start=\"2539\" data-end=\"2578\"\u003eClean thermostat housing thoroughly\u003c\/li\u003e\n\u003cli data-start=\"2579\" data-end=\"2609\"\u003eVerify correct orientation\u003c\/li\u003e\n\u003cli data-start=\"2610\" data-end=\"2680\"\u003eInspect housing and seals (multiple sealing points on this engine)\u003c\/li\u003e\n\u003cli data-start=\"2681\" data-end=\"2730\"\u003eTest operating temperature after installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2732\" data-end=\"2735\"\u003e\n\u003ch2 data-start=\"2737\" data-end=\"2779\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2740\" data-end=\"2779\"\u003eAlternate \/ Superseded Part Numbers\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-start=\"2781\" data-end=\"2809\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2785\" data-end=\"2809\"\u003eOEM Cross References\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"2810\" data-end=\"2895\"\u003e\n\u003cli data-start=\"2810\" data-end=\"2846\"\u003eMercury \/ MerCruiser: \u003cstrong data-start=\"2834\" data-end=\"2844\"\u003e882604\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2847\" data-end=\"2895\"\u003eNo direct current OEM replacement (obsolete)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2897\" data-end=\"2900\"\u003e\n\u003ch2 data-start=\"2902\" data-end=\"2919\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2905\" data-end=\"2917\"\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"2920\" data-end=\"2987\"\u003eShipping: Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e\n\u003chr data-start=\"2989\" data-end=\"2992\"\u003e\n\u003ch3 data-start=\"2994\" data-end=\"3021\"\u003e💡 Parts Desk Insight\u003c\/h3\u003e\n\u003cp data-start=\"3022\" data-end=\"3247\"\u003eThis thermostat is \u003cstrong data-start=\"3041\" data-end=\"3072\"\u003especific to the 1.7L diesel\u003c\/strong\u003e—and since it’s discontinued, most replacements require sourcing aftermarket or cross-referencing. Also note: this setup uses \u003cstrong data-start=\"3198\" data-end=\"3218\"\u003emultiple gaskets\u003c\/strong\u003e, so don’t reuse old seals 👍LAST ONE\u003c\/p\u003e","brand":"MERC","offers":[{"title":"Default Title","offer_id":43563901190180,"sku":"882604","price":159.21,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/0092771_50483_510.jpg?v=1774391497"},{"product_id":"mercruiser-thermostat-cover-housing-8m0061068","title":"MerCruiser Thermostat Cover Housing – 8M0061068 (454 \/ 502 Big Block)","description":"\u003cp data-end=\"362\" data-start=\"202\"\u003eThe \u003cstrong data-end=\"266\" data-start=\"206\"\u003eMercury \/ Quicksilver 8M0061068 Thermostat Cover Housing\u003c\/strong\u003e is a genuine OEM \u003cstrong data-end=\"318\" data-start=\"284\"\u003eupper thermostat housing cover\u003c\/strong\u003e used on MerCruiser GM-based marine engines.\u003c\/p\u003e\n\u003cp data-end=\"653\" data-start=\"364\"\u003eThis component sits on top of the thermostat housing and seals the thermostat assembly, directing coolant flow into and out of the engine. It is a \u003cstrong data-end=\"547\" data-start=\"511\"\u003estructural and sealing component\u003c\/strong\u003e, not a thermostat itself, and is critical for maintaining proper coolant circulation and system pressure.\u003c\/p\u003e\n\u003cp data-end=\"900\" data-start=\"655\"\u003eThe housing features an \u003cstrong data-end=\"713\" data-start=\"679\"\u003eoffset (diagonal) bolt pattern\u003c\/strong\u003e and is designed to work with big-block MerCruiser cooling systems. It replaces earlier designs while maintaining OEM fit and flow characteristics. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-end=\"905\" data-start=\"902\"\u003e\n\u003ch2 data-end=\"926\" data-start=\"907\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"926\" data-start=\"910\"\u003eKey Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-end=\"1184\" data-start=\"927\"\u003e\n\u003cli data-end=\"969\" data-start=\"927\"\u003eGenuine Mercury \/ Quicksilver OEM part\u003c\/li\u003e\n\u003cli data-end=\"1014\" data-start=\"970\"\u003eThermostat housing \u003cstrong data-end=\"1012\" data-start=\"991\"\u003eupper cover \/ cap\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1060\" data-start=\"1015\"\u003eMaintains proper coolant flow and sealing\u003c\/li\u003e\n\u003cli data-end=\"1113\" data-start=\"1061\"\u003eDesigned for high-flow big block cooling systems\u003c\/li\u003e\n\u003cli data-end=\"1157\" data-start=\"1114\"\u003eCorrosion-resistant marine construction\u003c\/li\u003e\n\u003cli data-end=\"1184\" data-start=\"1158\"\u003eDirect OEM replacement\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"1189\" data-start=\"1186\"\u003e\n\u003ch2 data-end=\"1218\" data-start=\"1191\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1218\" data-start=\"1194\"\u003eEngine Compatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-end=\"1255\" data-start=\"1220\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1255\" data-start=\"1224\"\u003eMerCruiser GM-Based Engines\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-end=\"1273\" data-start=\"1256\"\u003eCommonly used on:\u003c\/p\u003e\n\u003cul data-end=\"1364\" data-start=\"1274\"\u003e\n\u003cli data-end=\"1299\" data-start=\"1274\"\u003e\u003cstrong data-end=\"1297\" data-start=\"1276\"\u003e454 CID (7.4L) V8\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-end=\"1325\" data-start=\"1300\"\u003e\u003cstrong data-end=\"1323\" data-start=\"1302\"\u003e502 CID (8.2L) V8\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-end=\"1364\" data-start=\"1326\"\u003eHigh-performance big block engines\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"1394\" data-start=\"1366\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1394\" data-start=\"1370\"\u003eTypical Applications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-end=\"1459\" data-start=\"1395\"\u003e\n\u003cli data-end=\"1415\" data-start=\"1395\"\u003eMCM (sterndrive)\u003c\/li\u003e\n\u003cli data-end=\"1433\" data-start=\"1416\"\u003eMIE (inboard)\u003c\/li\u003e\n\u003cli data-end=\"1459\" data-start=\"1434\"\u003eTRS and Bravo systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1489\" data-start=\"1461\"\u003e➡️ Found on engines such as:\u003c\/p\u003e\n\u003cul data-end=\"1652\" data-start=\"1490\"\u003e\n\u003cli data-end=\"1540\" data-start=\"1490\"\u003e330 \/ 340 \/ 370 \/ 400 \/ 420 \/ 425 \/ 440 models\u003c\/li\u003e\n\u003cli data-end=\"1558\" data-start=\"1541\"\u003e454 MAG Alpha\u003c\/li\u003e\n\u003cli data-end=\"1652\" data-start=\"1559\"\u003e7.4L and 8.2L big block platforms (1980s–1990s era) \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"1657\" data-start=\"1654\"\u003e\n\u003ch2 data-end=\"1696\" data-start=\"1659\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1694\" data-start=\"1662\"\u003eSerial Number Fitment Notice\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-end=\"1716\" data-start=\"1697\"\u003eFitment depends on:\u003c\/p\u003e\n\u003cul data-end=\"1810\" data-start=\"1717\"\u003e\n\u003cli data-end=\"1752\" data-start=\"1717\"\u003eEngine displacement (454 \/ 502)\u003c\/li\u003e\n\u003cli data-end=\"1785\" data-start=\"1753\"\u003eCooling system configuration\u003c\/li\u003e\n\u003cli data-end=\"1810\" data-start=\"1786\"\u003eHousing bolt pattern\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1896\" data-start=\"1812\"\u003e⚠️ Always confirm compatibility using your \u003cstrong data-end=\"1879\" data-start=\"1855\"\u003eengine serial number\u003c\/strong\u003e before ordering.\u003c\/p\u003e\n\u003chr data-end=\"1901\" data-start=\"1898\"\u003e\n\u003ch2 data-end=\"1924\" data-start=\"1903\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1924\" data-start=\"1906\"\u003eSpecifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-end=\"2187\" data-start=\"1925\"\u003e\n\u003cli data-end=\"1955\" data-start=\"1925\"\u003ePart Number: \u003cstrong data-end=\"1953\" data-start=\"1940\"\u003e8M0061068\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1990\" data-start=\"1956\"\u003eType: Thermostat housing cover\u003c\/li\u003e\n\u003cli data-end=\"2054\" data-start=\"1991\"\u003eFunction: Seals thermostat housing and directs coolant flow\u003c\/li\u003e\n\u003cli data-end=\"2090\" data-start=\"2055\"\u003eBolt Pattern: Offset \/ diagonal\u003c\/li\u003e\n\u003cli data-end=\"2128\" data-start=\"2091\"\u003eMaterial: Marine-grade cast metal\u003c\/li\u003e\n\u003cli data-end=\"2187\" data-start=\"2129\"\u003eWeight: ~1.5 lbs \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"2192\" data-start=\"2189\"\u003e\n\u003ch2 data-end=\"2216\" data-start=\"2194\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"2216\" data-start=\"2197\"\u003eWhat’s Included\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-end=\"2294\" data-start=\"2217\"\u003e\n\u003cli data-end=\"2294\" data-start=\"2217\"\u003eThermostat housing cover only\u003cbr data-end=\"2251\" data-start=\"2248\"\u003e\u003cem data-end=\"2292\" data-start=\"2251\"\u003e(Gasket and thermostat sold separately)\u003c\/em\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"2299\" data-start=\"2296\"\u003e\n\u003ch2 data-end=\"2340\" data-start=\"2301\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"2340\" data-start=\"2304\"\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-end=\"2527\" data-start=\"2341\"\u003e\n\u003cli data-end=\"2379\" data-start=\"2341\"\u003eCoolant leak at thermostat housing\u003c\/li\u003e\n\u003cli data-end=\"2423\" data-start=\"2380\"\u003eCorrosion or pitting on sealing surface\u003c\/li\u003e\n\u003cli data-end=\"2453\" data-start=\"2424\"\u003eWarped or cracked housing\u003c\/li\u003e\n\u003cli data-end=\"2488\" data-start=\"2454\"\u003eStripped or damaged bolt holes\u003c\/li\u003e\n\u003cli data-end=\"2527\" data-start=\"2489\"\u003eDuring full cooling system rebuild\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"2532\" data-start=\"2529\"\u003e\n\u003ch2 data-end=\"2559\" data-start=\"2534\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"2559\" data-start=\"2537\"\u003eInstallation Notes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-end=\"2774\" data-start=\"2560\"\u003e\n\u003cli data-end=\"2601\" data-start=\"2560\"\u003eAlways replace gasket when installing\u003c\/li\u003e\n\u003cli data-end=\"2638\" data-start=\"2602\"\u003eClean mating surfaces completely\u003c\/li\u003e\n\u003cli data-end=\"2686\" data-start=\"2639\"\u003eCheck thermostat housing base for corrosion\u003c\/li\u003e\n\u003cli data-end=\"2727\" data-start=\"2687\"\u003eTorque bolts evenly to avoid warping\u003c\/li\u003e\n\u003cli data-end=\"2774\" data-start=\"2728\"\u003ePressure test cooling system after install\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"2779\" data-start=\"2776\"\u003e\n\u003ch2 data-end=\"2823\" data-start=\"2781\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"2823\" data-start=\"2784\"\u003eAlternate \/ Superseded Part Numbers\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-end=\"2853\" data-start=\"2825\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"2853\" data-start=\"2829\"\u003eOEM Cross References\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-end=\"2968\" data-start=\"2854\"\u003e\n\u003cli data-end=\"2894\" data-start=\"2854\"\u003eMercury \/ Quicksilver: \u003cstrong data-end=\"2892\" data-start=\"2879\"\u003e8M0061068\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2968\" data-start=\"2895\"\u003eSupersedes: \u003cstrong data-end=\"2928\" data-start=\"2909\"\u003e47442A1 \/ 47442\u003c\/strong\u003e \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"2973\" data-start=\"2970\"\u003e\n\u003ch2 data-end=\"2992\" data-start=\"2975\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"2990\" data-start=\"2978\"\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-end=\"3060\" data-start=\"2993\"\u003eShipping: Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e\n\u003chr data-end=\"3065\" data-start=\"3062\"\u003e\n\u003ch3 data-end=\"3094\" data-start=\"3067\"\u003e💡 Parts Desk Insight\u003c\/h3\u003e\n\u003cp data-end=\"3236\" data-start=\"3095\"\u003eIf you’re replacing this cover, \u003cstrong data-end=\"3160\" data-start=\"3127\"\u003einspect the lower housing too\u003c\/strong\u003e—on big blocks, corrosion usually affects both surfaces, not just the cap 👍\u003c\/p\u003e","brand":"MERC","offers":[{"title":"Default Title","offer_id":43563911675940,"sku":"8M0061068","price":162.84,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/0a89c3cf-d8f4-4eb9-960e-34af4843514a.png?v=1773441300"},{"product_id":"mercruiser-thermostat-160f-8m0076464-496-mag","title":"MerCruiser Thermostat 160°F – 8M0076464 (496 MAG \/ 8.1L Big Block)","description":"\u003cp data-start=\"223\" data-end=\"412\"\u003eThe \u003cstrong data-start=\"227\" data-end=\"273\"\u003eMercury \/ Quicksilver 8M0076464 Thermostat\u003c\/strong\u003e is a genuine OEM \u003cstrong data-start=\"291\" data-end=\"318\"\u003e160°F (71°C) thermostat\u003c\/strong\u003e designed specifically for \u003cstrong data-start=\"345\" data-end=\"382\"\u003eMerCruiser 8.1L big-block engines\u003c\/strong\u003e, including 496 MAG platforms.\u003c\/p\u003e\n\u003cp data-start=\"414\" data-end=\"678\"\u003eThis thermostat regulates coolant flow within the engine to maintain proper operating temperature. The \u003cstrong data-start=\"517\" data-end=\"538\"\u003e160°F calibration\u003c\/strong\u003e is critical for these engines to ensure correct combustion efficiency, fuel control, and long-term durability under marine load conditions.\u003c\/p\u003e\n\u003cp data-start=\"680\" data-end=\"866\"\u003eBuilt to Mercury Marine OEM standards, it uses a \u003cstrong data-start=\"729\" data-end=\"750\"\u003ewax-element valve\u003c\/strong\u003e that opens progressively with temperature, providing stable cooling performance across idle and high RPM operation.\u003c\/p\u003e\n\u003chr data-start=\"868\" data-end=\"871\"\u003e\n\u003ch2 data-start=\"873\" data-end=\"892\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"876\" data-end=\"892\"\u003eKey Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"893\" data-end=\"1202\"\u003e\n\u003cli data-start=\"893\" data-end=\"935\"\u003eGenuine Mercury \/ Quicksilver OEM part\u003c\/li\u003e\n\u003cli data-start=\"936\" data-end=\"975\"\u003e\n\u003cstrong data-start=\"938\" data-end=\"954\"\u003e160°F (71°C)\u003c\/strong\u003e temperature rating\u003c\/li\u003e\n\u003cli data-start=\"976\" data-end=\"1025\"\u003eDesigned for \u003cstrong data-start=\"991\" data-end=\"1023\"\u003ebig-block MerCruiser engines\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1026\" data-end=\"1076\"\u003eMaintains optimal engine operating temperature\u003c\/li\u003e\n\u003cli data-start=\"1077\" data-end=\"1129\"\u003ePrevents overheating and cold-running conditions\u003c\/li\u003e\n\u003cli data-start=\"1130\" data-end=\"1175\"\u003eDurable, corrosion-resistant construction\u003c\/li\u003e\n\u003cli data-start=\"1176\" data-end=\"1202\"\u003eDirect OEM replacement\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1204\" data-end=\"1207\"\u003e\n\u003ch2 data-start=\"1209\" data-end=\"1236\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1212\" data-end=\"1236\"\u003eEngine Compatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-start=\"1238\" data-end=\"1274\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1242\" data-end=\"1274\"\u003eMerCruiser Big Block Engines\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1275\" data-end=\"1356\"\u003e\n\u003cli data-start=\"1275\" data-end=\"1297\"\u003e\u003cstrong data-start=\"1277\" data-end=\"1295\"\u003e496 MAG (8.1L)\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"1298\" data-end=\"1316\"\u003e\u003cstrong data-start=\"1300\" data-end=\"1314\"\u003e496 MAG HO\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"1317\" data-end=\"1356\"\u003e\u003cstrong data-start=\"1319\" data-end=\"1354\"\u003e8.1L Inboard (V-Drive \u0026amp; Inline)\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1358\" data-end=\"1369\"\u003e➡️ Used on:\u003c\/p\u003e\n\u003cul data-start=\"1370\" data-end=\"1485\"\u003e\n\u003cli data-start=\"1370\" data-end=\"1409\"\u003eSterndrive and inboard applications\u003c\/li\u003e\n\u003cli data-start=\"1410\" data-end=\"1485\"\u003eBig-block GM-based marine engines \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1487\" data-end=\"1490\"\u003e\n\u003ch2 data-start=\"1492\" data-end=\"1529\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1495\" data-end=\"1527\"\u003eSerial Number Fitment Notice\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"1530\" data-end=\"1549\"\u003eFitment depends on:\u003c\/p\u003e\n\u003cul data-start=\"1550\" data-end=\"1625\"\u003e\n\u003cli data-start=\"1550\" data-end=\"1592\"\u003eEngine model (496 MAG \/ 8.1L variants)\u003c\/li\u003e\n\u003cli data-start=\"1593\" data-end=\"1625\"\u003eCooling system configuration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1627\" data-end=\"1711\"\u003e⚠️ Always confirm compatibility using your \u003cstrong data-start=\"1670\" data-end=\"1694\"\u003eengine serial number\u003c\/strong\u003e before ordering.\u003c\/p\u003e\n\u003chr data-start=\"1713\" data-end=\"1716\"\u003e\n\u003ch2 data-start=\"1718\" data-end=\"1739\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1721\" data-end=\"1739\"\u003eSpecifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1740\" data-end=\"1935\"\u003e\n\u003cli data-start=\"1740\" data-end=\"1770\"\u003ePart Number: \u003cstrong data-start=\"1755\" data-end=\"1768\"\u003e8M0076464\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1771\" data-end=\"1811\"\u003eTemperature Rating: \u003cstrong data-start=\"1793\" data-end=\"1809\"\u003e160°F (71°C)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1812\" data-end=\"1839\"\u003eType: Engine thermostat\u003c\/li\u003e\n\u003cli data-start=\"1840\" data-end=\"1881\"\u003eOperation: Wax-element, spring-loaded\u003c\/li\u003e\n\u003cli data-start=\"1882\" data-end=\"1935\"\u003eApplication: MerCruiser big-block cooling systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1937\" data-end=\"1940\"\u003e\n\u003ch2 data-start=\"1942\" data-end=\"1964\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1945\" data-end=\"1964\"\u003eWhat’s Included\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1965\" data-end=\"2038\"\u003e\n\u003cli data-start=\"1965\" data-end=\"2038\"\u003eThermostat only\u003cbr data-start=\"1982\" data-end=\"1985\"\u003e\u003cem data-start=\"1985\" data-end=\"2036\"\u003e(Gasket or seal sold separately unless specified)\u003c\/em\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2040\" data-end=\"2043\"\u003e\n\u003ch2 data-start=\"2045\" data-end=\"2084\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2048\" data-end=\"2084\"\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2085\" data-end=\"2245\"\u003e\n\u003cli data-start=\"2085\" data-end=\"2107\"\u003eEngine overheating\u003c\/li\u003e\n\u003cli data-start=\"2108\" data-end=\"2135\"\u003eEngine running too cold\u003c\/li\u003e\n\u003cli data-start=\"2136\" data-end=\"2164\"\u003eTemperature fluctuations\u003c\/li\u003e\n\u003cli data-start=\"2165\" data-end=\"2204\"\u003eSticking due to corrosion or debris\u003c\/li\u003e\n\u003cli data-start=\"2205\" data-end=\"2245\"\u003eRoutine service on high-hour engines\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2247\" data-end=\"2250\"\u003e\n\u003ch2 data-start=\"2252\" data-end=\"2277\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2255\" data-end=\"2277\"\u003eInstallation Notes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2278\" data-end=\"2423\"\u003e\n\u003cli data-start=\"2278\" data-end=\"2315\"\u003eInstall with spring facing engine\u003c\/li\u003e\n\u003cli data-start=\"2316\" data-end=\"2354\"\u003eReplace gasket\/seal during install\u003c\/li\u003e\n\u003cli data-start=\"2355\" data-end=\"2383\"\u003eClean housing thoroughly\u003c\/li\u003e\n\u003cli data-start=\"2384\" data-end=\"2423\"\u003eVerify operating temp after install\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2425\" data-end=\"2428\"\u003e\n\u003ch2 data-start=\"2430\" data-end=\"2472\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2433\" data-end=\"2472\"\u003eAlternate \/ Superseded Part Numbers\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-start=\"2474\" data-end=\"2502\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2478\" data-end=\"2502\"\u003eOEM Cross References\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"2503\" data-end=\"2609\"\u003e\n\u003cli data-start=\"2503\" data-end=\"2543\"\u003eMercury \/ Quicksilver: \u003cstrong data-start=\"2528\" data-end=\"2541\"\u003e8M0076464\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2544\" data-end=\"2609\"\u003eSupersedes: \u003cstrong data-start=\"2558\" data-end=\"2569\"\u003e863358T\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2611\" data-end=\"2614\"\u003e\n\u003ch2 data-start=\"2616\" data-end=\"2633\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2619\" data-end=\"2631\"\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"2634\" data-end=\"2701\"\u003eShipping: Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e\n\u003chr data-start=\"2703\" data-end=\"2706\"\u003e\n\u003ch3 data-start=\"2708\" data-end=\"2735\"\u003e💡 Parts Desk Insight\u003c\/h3\u003e\n\u003cp data-start=\"2736\" data-end=\"2850\"\u003eThis is \u003cstrong data-start=\"2744\" data-end=\"2766\"\u003ebig-block specific\u003c\/strong\u003e—don’t mix it with small-block 160° thermostats. Same temp, totally different fit 👍\u003c\/p\u003e","brand":"MERC","offers":[{"title":"Default Title","offer_id":43563912626212,"sku":"8M0076464","price":61.92,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/992bf795-e667-43af-a7a1-83cc881bb85a.png?v=1773438235"},{"product_id":"mercury-outboard-thermostat-assembly-120f-8m0090819","title":"Mercury Outboard Thermostat Assembly 120°F – 8M0090819","description":"\u003cp data-start=\"234\" data-end=\"401\"\u003eThe \u003cstrong data-start=\"238\" data-end=\"293\"\u003eMercury \/ Quicksilver 8M0090819 Thermostat Assembly\u003c\/strong\u003e is a genuine OEM \u003cstrong data-start=\"311\" data-end=\"355\"\u003e120°F thermostat with integrated housing\u003c\/strong\u003e, designed for Mercury EFI 4-stroke outboards.\u003c\/p\u003e\n\u003cp data-start=\"403\" data-end=\"743\"\u003eUnlike a standard thermostat, this is a \u003cstrong data-start=\"443\" data-end=\"464\"\u003ecomplete assembly\u003c\/strong\u003e that includes both the thermostat and its housing, ensuring proper sealing, alignment, and coolant flow. It regulates engine temperature by controlling water flow through the powerhead, allowing the engine to warm up quickly and maintain stable operating temperature under load.\u003c\/p\u003e\n\u003cp data-start=\"745\" data-end=\"1027\"\u003eThe \u003cstrong data-start=\"749\" data-end=\"770\"\u003e120°F calibration\u003c\/strong\u003e is critical for these engines, supporting proper fuel mapping, combustion efficiency, and corrosion control in raw water cooling systems. Built to Mercury Marine specifications, it provides consistent thermal response, long service life, and exact fitment.\u003c\/p\u003e\n\u003chr data-start=\"1029\" data-end=\"1032\"\u003e\n\u003ch2 data-start=\"1034\" data-end=\"1053\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1037\" data-end=\"1053\"\u003eKey Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1054\" data-end=\"1377\"\u003e\n\u003cli data-start=\"1054\" data-end=\"1100\"\u003eGenuine Mercury \/ Quicksilver OEM assembly\u003c\/li\u003e\n\u003cli data-start=\"1101\" data-end=\"1140\"\u003e\n\u003cstrong data-start=\"1103\" data-end=\"1119\"\u003e120°F (49°C)\u003c\/strong\u003e temperature rating\u003c\/li\u003e\n\u003cli data-start=\"1141\" data-end=\"1180\"\u003eComplete unit: thermostat + housing\u003c\/li\u003e\n\u003cli data-start=\"1181\" data-end=\"1228\"\u003eDesigned for \u003cstrong data-start=\"1196\" data-end=\"1226\"\u003eraw water cooled outboards\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1229\" data-end=\"1278\"\u003eMaintains proper engine operating temperature\u003c\/li\u003e\n\u003cli data-start=\"1279\" data-end=\"1323\"\u003eEnsures correct coolant flow and sealing\u003c\/li\u003e\n\u003cli data-start=\"1324\" data-end=\"1377\"\u003eDirect OEM replacement (no modification required)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1379\" data-end=\"1382\"\u003e\n\u003ch2 data-start=\"1384\" data-end=\"1411\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1387\" data-end=\"1411\"\u003eEngine Compatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-start=\"1413\" data-end=\"1467\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1417\" data-end=\"1467\"\u003eMercury 4-Stroke EFI Outboards (2.1L Platform)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1468\" data-end=\"1473\"\u003eFits:\u003c\/p\u003e\n\u003cul data-start=\"1474\" data-end=\"1545\"\u003e\n\u003cli data-start=\"1474\" data-end=\"1487\"\u003e\u003cstrong data-start=\"1476\" data-end=\"1485\"\u003e75 HP\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"1488\" data-end=\"1501\"\u003e\u003cstrong data-start=\"1490\" data-end=\"1499\"\u003e80 HP\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"1502\" data-end=\"1515\"\u003e\u003cstrong data-start=\"1504\" data-end=\"1513\"\u003e90 HP\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"1516\" data-end=\"1530\"\u003e\u003cstrong data-start=\"1518\" data-end=\"1528\"\u003e100 HP\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"1531\" data-end=\"1545\"\u003e\u003cstrong data-start=\"1533\" data-end=\"1543\"\u003e115 HP\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1547\" data-end=\"1563\"\u003e➡️ Also used on:\u003c\/p\u003e\n\u003cul data-start=\"1564\" data-end=\"1650\"\u003e\n\u003cli data-start=\"1564\" data-end=\"1585\"\u003eEFI SeaPro models\u003c\/li\u003e\n\u003cli data-start=\"1586\" data-end=\"1650\"\u003eEFI Jet drive variants \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1652\" data-end=\"1668\"\u003e➡️ Designed for:\u003c\/p\u003e\n\u003cul data-start=\"1669\" data-end=\"1753\"\u003e\n\u003cli data-start=\"1669\" data-end=\"1753\"\u003e\n\u003cstrong data-start=\"1671\" data-end=\"1713\"\u003e2.1L 4-cylinder EFI FourStroke engines\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1755\" data-end=\"1758\"\u003e\n\u003ch2 data-start=\"1760\" data-end=\"1790\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1763\" data-end=\"1790\"\u003eImportant Fitment Notes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1791\" data-end=\"2032\"\u003e\n\u003cli data-start=\"1791\" data-end=\"1826\"\u003e✔ Raw water cooled systems only\u003c\/li\u003e\n\u003cli data-start=\"1827\" data-end=\"1879\"\u003e✔ Must match \u003cstrong data-start=\"1842\" data-end=\"1856\"\u003e120°F spec\u003c\/strong\u003e for proper operation\u003c\/li\u003e\n\u003cli data-start=\"1880\" data-end=\"1958\"\u003e❌ Not compatible with Verado engines \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1959\" data-end=\"2032\"\u003e✔ Includes housing – not interchangeable with thermostat-only designs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2034\" data-end=\"2037\"\u003e\n\u003ch2 data-start=\"2039\" data-end=\"2060\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2042\" data-end=\"2060\"\u003eSpecifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2061\" data-end=\"2316\"\u003e\n\u003cli data-start=\"2061\" data-end=\"2091\"\u003ePart Number: \u003cstrong data-start=\"2076\" data-end=\"2089\"\u003e8M0090819\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2092\" data-end=\"2132\"\u003eTemperature Rating: \u003cstrong data-start=\"2114\" data-end=\"2130\"\u003e120°F (49°C)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2133\" data-end=\"2177\"\u003eType: Thermostat assembly (with housing)\u003c\/li\u003e\n\u003cli data-start=\"2178\" data-end=\"2214\"\u003eCooling System: Raw water cooled\u003c\/li\u003e\n\u003cli data-start=\"2215\" data-end=\"2261\"\u003eEngine Platform: Mercury 2.1L EFI 4-stroke\u003c\/li\u003e\n\u003cli data-start=\"2262\" data-end=\"2316\"\u003eConstruction: Marine-grade composite\/metal housing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2318\" data-end=\"2321\"\u003e\n\u003ch2 data-start=\"2323\" data-end=\"2345\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2326\" data-end=\"2345\"\u003eWhat’s Included\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2346\" data-end=\"2392\"\u003e\n\u003cli data-start=\"2346\" data-end=\"2360\"\u003eThermostat\u003c\/li\u003e\n\u003cli data-start=\"2361\" data-end=\"2392\"\u003eThermostat housing assembly\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2394\" data-end=\"2397\"\u003e\n\u003ch2 data-start=\"2399\" data-end=\"2438\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2402\" data-end=\"2438\"\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2439\" data-end=\"2637\"\u003e\n\u003cli data-start=\"2439\" data-end=\"2476\"\u003eEngine overheating or running hot\u003c\/li\u003e\n\u003cli data-start=\"2477\" data-end=\"2517\"\u003eEngine running too cold (stuck open)\u003c\/li\u003e\n\u003cli data-start=\"2518\" data-end=\"2557\"\u003eCoolant leaks at thermostat housing\u003c\/li\u003e\n\u003cli data-start=\"2558\" data-end=\"2592\"\u003eCorrosion or damage to housing\u003c\/li\u003e\n\u003cli data-start=\"2593\" data-end=\"2637\"\u003eRoutine maintenance on high-hour engines\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2639\" data-end=\"2642\"\u003e\n\u003ch2 data-start=\"2644\" data-end=\"2669\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2647\" data-end=\"2669\"\u003eInstallation Notes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2670\" data-end=\"2870\"\u003e\n\u003cli data-start=\"2670\" data-end=\"2731\"\u003eReplace as a complete assembly (do not reuse old housing)\u003c\/li\u003e\n\u003cli data-start=\"2732\" data-end=\"2770\"\u003eInspect sealing surfaces and hoses\u003c\/li\u003e\n\u003cli data-start=\"2771\" data-end=\"2816\"\u003eTorque evenly to avoid housing distortion\u003c\/li\u003e\n\u003cli data-start=\"2817\" data-end=\"2870\"\u003eVerify proper operating temperature after install\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2872\" data-end=\"2875\"\u003e\n\u003ch2 data-start=\"2877\" data-end=\"2919\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2880\" data-end=\"2919\"\u003eAlternate \/ Superseded Part Numbers\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-start=\"2921\" data-end=\"2949\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2925\" data-end=\"2949\"\u003eOEM Cross References\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"2950\" data-end=\"3061\"\u003e\n\u003cli data-start=\"2950\" data-end=\"2990\"\u003eMercury \/ Quicksilver: \u003cstrong data-start=\"2975\" data-end=\"2988\"\u003e8M0090819\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2991\" data-end=\"3061\"\u003eSuperseded by: \u003cstrong data-start=\"3008\" data-end=\"3021\"\u003e8M0204728\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3063\" data-end=\"3066\"\u003e\n\u003ch2 data-start=\"3068\" data-end=\"3085\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"3071\" data-end=\"3083\"\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"3086\" data-end=\"3153\"\u003eShipping: Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e\n\u003chr data-start=\"3155\" data-end=\"3158\"\u003e\n\u003ch3 data-start=\"3160\" data-end=\"3187\"\u003e💡 Parts Desk Insight\u003c\/h3\u003e\n\u003cp data-start=\"3188\" data-end=\"3339\"\u003eIf you’re seeing leaks around the thermostat area, \u003cstrong data-start=\"3239\" data-end=\"3293\"\u003ereplace the whole assembly—not just the thermostat\u003c\/strong\u003e. These housings warp and corrode over time 👍\u003c\/p\u003e","brand":"MERC","offers":[{"title":"Default Title","offer_id":43563914231844,"sku":"8M0090819","price":144.55,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/084db6e6-7840-4f32-8b32-c710ebf0b0da.png?v=1773424662"},{"product_id":"mercury-outboard-thermostat-120f-8m0117413","title":"Mercury Outboard Thermostat 120°F – 8M0117413","description":"\u003cp data-start=\"217\" data-end=\"374\"\u003eThe \u003cstrong data-start=\"221\" data-end=\"267\"\u003eMercury \/ Quicksilver 8M0117413 Thermostat\u003c\/strong\u003e is a genuine OEM \u003cstrong data-start=\"285\" data-end=\"314\"\u003e120°F (48.8°C) thermostat\u003c\/strong\u003e used on small-to-mid horsepower Mercury 4-stroke outboards.\u003c\/p\u003e\n\u003cp data-start=\"376\" data-end=\"676\"\u003eThis thermostat regulates engine temperature in \u003cstrong data-start=\"424\" data-end=\"452\"\u003eraw water cooled systems\u003c\/strong\u003e, allowing the engine to warm up quickly while preventing overheating under load. The lower \u003cstrong data-start=\"544\" data-end=\"560\"\u003e120°F rating\u003c\/strong\u003e is specific to these engines and is required for proper fuel mapping, combustion efficiency, and corrosion control.\u003c\/p\u003e\n\u003cp data-start=\"678\" data-end=\"926\"\u003eIt uses a \u003cstrong data-start=\"688\" data-end=\"709\"\u003ewax-element valve\u003c\/strong\u003e that opens progressively with temperature, ensuring stable cooling performance across idle and high RPM operation. Built to OEM standards, it provides reliable operation in both freshwater and saltwater environments.\u003c\/p\u003e\n\u003chr data-start=\"928\" data-end=\"931\"\u003e\n\u003ch2 data-start=\"933\" data-end=\"952\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"936\" data-end=\"952\"\u003eKey Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"953\" data-end=\"1241\"\u003e\n\u003cli data-start=\"953\" data-end=\"995\"\u003eGenuine Mercury \/ Quicksilver OEM part\u003c\/li\u003e\n\u003cli data-start=\"996\" data-end=\"1037\"\u003e\n\u003cstrong data-start=\"998\" data-end=\"1016\"\u003e120°F (48.8°C)\u003c\/strong\u003e temperature rating\u003c\/li\u003e\n\u003cli data-start=\"1038\" data-end=\"1085\"\u003eDesigned for \u003cstrong data-start=\"1053\" data-end=\"1083\"\u003eraw water cooled outboards\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1086\" data-end=\"1128\"\u003eMaintains proper operating temperature\u003c\/li\u003e\n\u003cli data-start=\"1129\" data-end=\"1177\"\u003ePrevents overheating and cold-running issues\u003c\/li\u003e\n\u003cli data-start=\"1178\" data-end=\"1214\"\u003eCorrosion-resistant construction\u003c\/li\u003e\n\u003cli data-start=\"1215\" data-end=\"1241\"\u003eDirect OEM replacement\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1243\" data-end=\"1246\"\u003e\n\u003ch2 data-start=\"1248\" data-end=\"1275\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1251\" data-end=\"1275\"\u003eEngine Compatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-start=\"1277\" data-end=\"1321\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1281\" data-end=\"1321\"\u003eMercury \/ Mariner 4-Stroke Outboards\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1322\" data-end=\"1327\"\u003eFits:\u003c\/p\u003e\n\u003cul data-start=\"1328\" data-end=\"1443\"\u003e\n\u003cli data-start=\"1328\" data-end=\"1356\"\u003e\u003cstrong data-start=\"1330\" data-end=\"1354\"\u003e35 HP EFI (4-stroke)\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"1357\" data-end=\"1385\"\u003e\u003cstrong data-start=\"1359\" data-end=\"1383\"\u003e40 HP EFI (4-stroke)\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"1386\" data-end=\"1414\"\u003e\u003cstrong data-start=\"1388\" data-end=\"1412\"\u003e50 HP EFI (4-stroke)\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"1415\" data-end=\"1443\"\u003e\u003cstrong data-start=\"1417\" data-end=\"1441\"\u003e60 HP EFI (4-stroke)\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1445\" data-end=\"1479\"\u003e➡️ Typically applies to engines:\u003c\/p\u003e\n\u003cul data-start=\"1480\" data-end=\"1558\"\u003e\n\u003cli data-start=\"1480\" data-end=\"1558\"\u003e\n\u003cstrong data-start=\"1482\" data-end=\"1518\"\u003eSerial range: 1C453840 and newer\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1560\" data-end=\"1573\"\u003e➡️ Common on:\u003c\/p\u003e\n\u003cul data-start=\"1574\" data-end=\"1685\"\u003e\n\u003cli data-start=\"1574\" data-end=\"1610\"\u003eMercury 4-cylinder EFI platforms\u003c\/li\u003e\n\u003cli data-start=\"1611\" data-end=\"1685\"\u003eSeaPro variants in same HP range \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1687\" data-end=\"1690\"\u003e\n\u003ch2 data-start=\"1692\" data-end=\"1722\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1695\" data-end=\"1722\"\u003eImportant Fitment Notes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1723\" data-end=\"1943\"\u003e\n\u003cli data-start=\"1723\" data-end=\"1758\"\u003e✔ Raw water cooled systems only\u003c\/li\u003e\n\u003cli data-start=\"1759\" data-end=\"1799\"\u003e✔ Must match OEM temp rating (120°F)\u003c\/li\u003e\n\u003cli data-start=\"1800\" data-end=\"1854\"\u003e❌ Not interchangeable with 140° \/ 160° thermostats\u003c\/li\u003e\n\u003cli data-start=\"1855\" data-end=\"1943\"\u003e✔ Superseded by \u003cstrong data-start=\"1873\" data-end=\"1886\"\u003e8M0168892\u003c\/strong\u003e (updated design) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1945\" data-end=\"1948\"\u003e\n\u003ch2 data-start=\"1950\" data-end=\"1971\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1953\" data-end=\"1971\"\u003eSpecifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1972\" data-end=\"2176\"\u003e\n\u003cli data-start=\"1972\" data-end=\"2002\"\u003ePart Number: \u003cstrong data-start=\"1987\" data-end=\"2000\"\u003e8M0117413\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2003\" data-end=\"2035\"\u003eSuperseded By: \u003cstrong data-start=\"2020\" data-end=\"2033\"\u003e8M0168892\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2036\" data-end=\"2078\"\u003eTemperature Rating: \u003cstrong data-start=\"2058\" data-end=\"2076\"\u003e120°F (48.8°C)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2079\" data-end=\"2106\"\u003eType: Engine thermostat\u003c\/li\u003e\n\u003cli data-start=\"2107\" data-end=\"2143\"\u003eCooling System: Raw water cooled\u003c\/li\u003e\n\u003cli data-start=\"2144\" data-end=\"2176\"\u003eOperation: Wax-element valve\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2178\" data-end=\"2181\"\u003e\n\u003ch2 data-start=\"2183\" data-end=\"2205\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2186\" data-end=\"2205\"\u003eWhat’s Included\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2206\" data-end=\"2265\"\u003e\n\u003cli data-start=\"2206\" data-end=\"2265\"\u003eThermostat (gasket\/seal sold separately unless specified)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2267\" data-end=\"2270\"\u003e\n\u003ch2 data-start=\"2272\" data-end=\"2311\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2275\" data-end=\"2311\"\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2312\" data-end=\"2460\"\u003e\n\u003cli data-start=\"2312\" data-end=\"2334\"\u003eEngine overheating\u003c\/li\u003e\n\u003cli data-start=\"2335\" data-end=\"2362\"\u003eEngine running too cold\u003c\/li\u003e\n\u003cli data-start=\"2363\" data-end=\"2390\"\u003eTemperature fluctuation\u003c\/li\u003e\n\u003cli data-start=\"2391\" data-end=\"2431\"\u003eDebris or corrosion causing sticking\u003c\/li\u003e\n\u003cli data-start=\"2432\" data-end=\"2460\"\u003eRoutine service interval\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2462\" data-end=\"2465\"\u003e\n\u003ch2 data-start=\"2467\" data-end=\"2492\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2470\" data-end=\"2492\"\u003eInstallation Notes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2493\" data-end=\"2675\"\u003e\n\u003cli data-start=\"2493\" data-end=\"2552\"\u003eInstall with correct orientation (spring toward engine)\u003c\/li\u003e\n\u003cli data-start=\"2553\" data-end=\"2590\"\u003eInspect and replace seals\/gaskets\u003c\/li\u003e\n\u003cli data-start=\"2591\" data-end=\"2628\"\u003eCheck cooling passages for debris\u003c\/li\u003e\n\u003cli data-start=\"2629\" data-end=\"2675\"\u003eVerify operating temperature after install\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2677\" data-end=\"2680\"\u003e\n\u003ch2 data-start=\"2682\" data-end=\"2724\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2685\" data-end=\"2724\"\u003eAlternate \/ Superseded Part Numbers\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-start=\"2726\" data-end=\"2754\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2730\" data-end=\"2754\"\u003eOEM Cross References\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"2755\" data-end=\"2852\"\u003e\n\u003cli data-start=\"2755\" data-end=\"2795\"\u003eMercury \/ Quicksilver: \u003cstrong data-start=\"2780\" data-end=\"2793\"\u003e8M0117413\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2796\" data-end=\"2828\"\u003eSupersedes to: \u003cstrong data-start=\"2813\" data-end=\"2826\"\u003e8M0168892\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2829\" data-end=\"2852\"\u003eSierra: \u003cstrong data-start=\"2839\" data-end=\"2850\"\u003e18-3640\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2854\" data-end=\"2857\"\u003e\n\u003ch2 data-start=\"2859\" data-end=\"2876\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2862\" data-end=\"2874\"\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"2877\" data-end=\"2944\"\u003eShipping: Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e\n\u003chr data-start=\"2946\" data-end=\"2949\"\u003e\n\u003ch3 data-start=\"2951\" data-end=\"2978\"\u003e💡 Parts Desk Insight\u003c\/h3\u003e\n\u003cp data-start=\"2979\" data-end=\"3142\"\u003eThese smaller EFI Mercs are \u003cstrong data-start=\"3007\" data-end=\"3044\"\u003every sensitive to thermostat temp\u003c\/strong\u003e—installing the wrong rating (like 140°) will throw off fuel mapping and cause poor performance 👍\u003c\/p\u003e","brand":"MERC","offers":[{"title":"Default Title","offer_id":43563915608100,"sku":"8M0117413","price":40.95,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/2b9ea263-32f9-4dd7-8b1b-48baf50d9924.png?v=1773369677"},{"product_id":"mercury-outboard-thermostat-140f-8m0162139","title":"Mercury Outboard Thermostat 140°F – 8M0162139","description":"\u003cp data-start=\"191\" data-end=\"332\"\u003eThe \u003cstrong data-start=\"195\" data-end=\"241\"\u003eMercury \/ Quicksilver 8M0162139 Thermostat\u003c\/strong\u003e is a genuine OEM \u003cstrong data-start=\"259\" data-end=\"286\"\u003e140°F (60°C) thermostat\u003c\/strong\u003e designed for modern Mercury outboard engines.\u003c\/p\u003e\n\u003cp data-start=\"334\" data-end=\"649\"\u003eThis thermostat controls coolant flow through the engine, allowing it to warm up quickly and maintain a stable operating temperature under load. The \u003cstrong data-start=\"483\" data-end=\"504\"\u003e140°F calibration\u003c\/strong\u003e is specifically engineered for high-output outboard applications where lower operating temperatures are required for durability and performance.\u003c\/p\u003e\n\u003cp data-start=\"651\" data-end=\"948\"\u003eIt features a \u003cstrong data-start=\"665\" data-end=\"695\"\u003eself-cleaning valve design\u003c\/strong\u003e, allowing debris and contaminants in the cooling system to pass through without sticking the thermostat closed. Combined with corrosion-resistant materials, this ensures long service life in saltwater environments. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-start=\"950\" data-end=\"953\"\u003e\n\u003ch2 data-start=\"955\" data-end=\"974\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"958\" data-end=\"974\"\u003eKey Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"975\" data-end=\"1290\"\u003e\n\u003cli data-start=\"975\" data-end=\"1017\"\u003eGenuine Mercury \/ Quicksilver OEM part\u003c\/li\u003e\n\u003cli data-start=\"1018\" data-end=\"1057\"\u003e\n\u003cstrong data-start=\"1020\" data-end=\"1036\"\u003e140°F (60°C)\u003c\/strong\u003e temperature rating\u003c\/li\u003e\n\u003cli data-start=\"1058\" data-end=\"1104\"\u003eDesigned for modern \u003cstrong data-start=\"1080\" data-end=\"1102\"\u003e4-stroke outboards\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1105\" data-end=\"1153\"\u003eSelf-cleaning valve reduces sticking\/failure\u003c\/li\u003e\n\u003cli data-start=\"1154\" data-end=\"1208\"\u003eCorrosion-resistant construction for saltwater use\u003c\/li\u003e\n\u003cli data-start=\"1209\" data-end=\"1263\"\u003eMaintains proper engine temperature and efficiency\u003c\/li\u003e\n\u003cli data-start=\"1264\" data-end=\"1290\"\u003eDirect OEM replacement\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1292\" data-end=\"1295\"\u003e\n\u003ch2 data-start=\"1297\" data-end=\"1324\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1300\" data-end=\"1324\"\u003eEngine Compatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-start=\"1326\" data-end=\"1378\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1330\" data-end=\"1378\"\u003eMercury 4-Stroke Outboards (Serial-Specific)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1379\" data-end=\"1402\"\u003eFits engines including:\u003c\/p\u003e\n\u003cul data-start=\"1403\" data-end=\"1561\"\u003e\n\u003cli data-start=\"1403\" data-end=\"1427\"\u003e\u003cstrong data-start=\"1405\" data-end=\"1425\"\u003e175 HP V6 (3.4L)\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"1428\" data-end=\"1452\"\u003e\u003cstrong data-start=\"1430\" data-end=\"1450\"\u003e200 HP V6 (3.4L)\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"1453\" data-end=\"1477\"\u003e\u003cstrong data-start=\"1455\" data-end=\"1475\"\u003e225 HP V6 (3.4L)\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"1478\" data-end=\"1502\"\u003e\u003cstrong data-start=\"1480\" data-end=\"1500\"\u003e250 HP V8 (4.6L)\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"1503\" data-end=\"1527\"\u003e\u003cstrong data-start=\"1505\" data-end=\"1525\"\u003e300 HP V8 (4.6L)\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"1528\" data-end=\"1561\"\u003e\u003cstrong data-start=\"1530\" data-end=\"1559\"\u003e300R \/ 450R Racing models\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1563\" data-end=\"1607\"\u003e➡️ Applies to engines with serial numbers:\u003c\/p\u003e\n\u003cul data-start=\"1608\" data-end=\"1672\"\u003e\n\u003cli data-start=\"1608\" data-end=\"1672\"\u003e\n\u003cstrong data-start=\"1610\" data-end=\"1632\"\u003e2B529482 and newer\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1674\" data-end=\"1677\"\u003e\n\u003ch2 data-start=\"1679\" data-end=\"1709\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1682\" data-end=\"1709\"\u003eImportant Fitment Notes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1710\" data-end=\"1936\"\u003e\n\u003cli data-start=\"1710\" data-end=\"1771\"\u003e✔ Designed for \u003cstrong data-start=\"1727\" data-end=\"1769\"\u003emodern Mercury 4-stroke outboards only\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1772\" data-end=\"1815\"\u003e✔ Used in \u003cstrong data-start=\"1784\" data-end=\"1813\"\u003eraw water cooling systems\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1816\" data-end=\"1878\"\u003e❌ Not compatible with older carbureted or 2-stroke engines\u003c\/li\u003e\n\u003cli data-start=\"1879\" data-end=\"1936\"\u003e❌ Not interchangeable with 160°F or 170°F thermostats\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1938\" data-end=\"1941\"\u003e\n\u003ch2 data-start=\"1943\" data-end=\"1964\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1946\" data-end=\"1964\"\u003eSpecifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1965\" data-end=\"2188\"\u003e\n\u003cli data-start=\"1965\" data-end=\"1995\"\u003ePart Number: \u003cstrong data-start=\"1980\" data-end=\"1993\"\u003e8M0162139\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1996\" data-end=\"2036\"\u003eTemperature Rating: \u003cstrong data-start=\"2018\" data-end=\"2034\"\u003e140°F (60°C)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2037\" data-end=\"2064\"\u003eType: Engine thermostat\u003c\/li\u003e\n\u003cli data-start=\"2065\" data-end=\"2097\"\u003eOperation: Wax-element valve\u003c\/li\u003e\n\u003cli data-start=\"2098\" data-end=\"2144\"\u003eCooling System: Raw water cooled outboards\u003c\/li\u003e\n\u003cli data-start=\"2145\" data-end=\"2188\"\u003eConstruction: Corrosion-resistant metal\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2190\" data-end=\"2193\"\u003e\n\u003ch2 data-start=\"2195\" data-end=\"2217\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2198\" data-end=\"2217\"\u003eWhat’s Included\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2218\" data-end=\"2290\"\u003e\n\u003cli data-start=\"2218\" data-end=\"2290\"\u003eThermostat only\u003cbr data-start=\"2235\" data-end=\"2238\"\u003e\u003cem data-start=\"2238\" data-end=\"2288\"\u003e(Seals\/O-rings sold separately unless specified)\u003c\/em\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2292\" data-end=\"2295\"\u003e\n\u003ch2 data-start=\"2297\" data-end=\"2336\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2300\" data-end=\"2336\"\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2337\" data-end=\"2524\"\u003e\n\u003cli data-start=\"2337\" data-end=\"2359\"\u003eEngine overheating\u003c\/li\u003e\n\u003cli data-start=\"2360\" data-end=\"2411\"\u003eEngine running too cold (thermostat stuck open)\u003c\/li\u003e\n\u003cli data-start=\"2412\" data-end=\"2440\"\u003eTemperature fluctuations\u003c\/li\u003e\n\u003cli data-start=\"2441\" data-end=\"2481\"\u003eDebris-related sticking or corrosion\u003c\/li\u003e\n\u003cli data-start=\"2482\" data-end=\"2524\"\u003eRoutine service on high-hour outboards\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2526\" data-end=\"2529\"\u003e\n\u003ch2 data-start=\"2531\" data-end=\"2556\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2534\" data-end=\"2556\"\u003eInstallation Notes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2557\" data-end=\"2713\"\u003e\n\u003cli data-start=\"2557\" data-end=\"2599\"\u003eReplace seals\/O-rings at the same time\u003c\/li\u003e\n\u003cli data-start=\"2600\" data-end=\"2636\"\u003eInstall with correct orientation\u003c\/li\u003e\n\u003cli data-start=\"2637\" data-end=\"2676\"\u003eInspect cooling passages for debris\u003c\/li\u003e\n\u003cli data-start=\"2677\" data-end=\"2713\"\u003eVerify proper temp after install\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2715\" data-end=\"2718\"\u003e\n\u003ch2 data-start=\"2720\" data-end=\"2762\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2723\" data-end=\"2762\"\u003eAlternate \/ Superseded Part Numbers\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-start=\"2764\" data-end=\"2792\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2768\" data-end=\"2792\"\u003eOEM Cross References\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"2793\" data-end=\"2899\"\u003e\n\u003cli data-start=\"2793\" data-end=\"2833\"\u003eMercury \/ Quicksilver: \u003cstrong data-start=\"2818\" data-end=\"2831\"\u003e8M0162139\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2834\" data-end=\"2899\"\u003eReplaces: \u003cstrong data-start=\"2846\" data-end=\"2859\"\u003e8M0137816\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2901\" data-end=\"2904\"\u003e\n\u003ch2 data-start=\"2906\" data-end=\"2923\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2909\" data-end=\"2921\"\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"2924\" data-end=\"2991\"\u003eShipping: Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e\n\u003chr data-start=\"2993\" data-end=\"2996\"\u003e\n\u003ch3 data-start=\"2998\" data-end=\"3025\"\u003e💡 Parts Desk Insight\u003c\/h3\u003e\n\u003cp data-start=\"3026\" data-end=\"3199\"\u003eThese newer Mercury thermostats rarely fail closed—\u003cstrong data-start=\"3077\" data-end=\"3122\"\u003emost failures are debris-related sticking\u003c\/strong\u003e, so if you’re replacing one, it’s worth checking the whole cooling system 👍\u003c\/p\u003e","brand":"MERC","offers":[{"title":"Default Title","offer_id":43563922882596,"sku":"8M0162139","price":198.83,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/0fffbdc9-e307-4578-a517-bd581abb7261.png?v=1773269901"},{"product_id":"merc-1292","title":"Mercury MerCruiser Quicksilver Thermostat Assembly 8M0174561","description":"\u003cp data-start=\"0\" data-end=\"68\"\u003e\u003cstrong data-start=\"0\" data-end=\"68\"\u003eMercury MerCruiser \/ Quicksilver Thermostat Assembly – 8M0174561\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"70\" data-end=\"431\"\u003eMaintain proper engine cooling and operating temperature with the \u003cstrong data-start=\"136\" data-end=\"206\"\u003egenuine Mercury Marine \/ Quicksilver 8M0174561 Thermostat Assembly\u003c\/strong\u003e. This OEM thermostat assembly regulates coolant flow through the engine, helping the engine reach and maintain the correct operating temperature for optimal performance and efficiency. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"433\" data-end=\"656\"\u003eThe assembly includes a \u003cstrong data-start=\"457\" data-end=\"545\"\u003e140°F (60°C) thermostat housed in a corrosion-resistant composite thermostat housing\u003c\/strong\u003e, designed for durability and long service life in marine environments. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-start=\"658\" data-end=\"661\"\u003e\n\u003ch2 data-start=\"663\" data-end=\"678\"\u003eKey Features\u003c\/h2\u003e\n\u003cul data-start=\"679\" data-end=\"1087\"\u003e\n\u003cli data-start=\"679\" data-end=\"740\"\u003e\n\u003cp data-start=\"681\" data-end=\"740\"\u003eGenuine \u003cstrong data-start=\"689\" data-end=\"738\"\u003eMercury \/ Quicksilver OEM thermostat assembly\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"741\" data-end=\"812\"\u003e\n\u003cp data-start=\"743\" data-end=\"812\"\u003e\u003cstrong data-start=\"743\" data-end=\"763\"\u003e140°F thermostat\u003c\/strong\u003e maintains correct engine operating temperature\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"813\" data-end=\"889\"\u003e\n\u003cp data-start=\"815\" data-end=\"889\"\u003eDurable \u003cstrong data-start=\"823\" data-end=\"861\"\u003ehigh-temperature composite housing\u003c\/strong\u003e with corrosion resistance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"890\" data-end=\"966\"\u003e\n\u003cp data-start=\"892\" data-end=\"966\"\u003eIntegrated \u003cstrong data-start=\"903\" data-end=\"941\"\u003estainless-steel thermostat element\u003c\/strong\u003e for reliable operation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"967\" data-end=\"1087\"\u003e\n\u003cp data-start=\"969\" data-end=\"1087\"\u003eDesigned for \u003cstrong data-start=\"982\" data-end=\"1017\"\u003edirect replacement installation\u003c\/strong\u003e in compatible Mercury engines \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1089\" data-end=\"1092\"\u003e\n\u003ch2 data-start=\"1094\" data-end=\"1109\"\u003ePart Details\u003c\/h2\u003e\n\u003cul data-start=\"1110\" data-end=\"1295\"\u003e\n\u003cli data-start=\"1110\" data-end=\"1144\"\u003e\n\u003cp data-start=\"1112\" data-end=\"1144\"\u003e\u003cstrong data-start=\"1112\" data-end=\"1132\"\u003eOEM Part Number:\u003c\/strong\u003e 8M0174561\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1145\" data-end=\"1170\"\u003e\n\u003cp data-start=\"1147\" data-end=\"1170\"\u003e\u003cstrong data-start=\"1147\" data-end=\"1155\"\u003eUPC:\u003c\/strong\u003e 745061633704\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1171\" data-end=\"1203\"\u003e\n\u003cp data-start=\"1173\" data-end=\"1203\"\u003e\u003cstrong data-start=\"1173\" data-end=\"1195\"\u003eThermostat Rating:\u003c\/strong\u003e 140°F\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1204\" data-end=\"1295\"\u003e\n\u003cp data-start=\"1206\" data-end=\"1295\"\u003e\u003cstrong data-start=\"1206\" data-end=\"1223\"\u003eProduct Type:\u003c\/strong\u003e Thermostat and housing assembly \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"1297\" data-end=\"1311\"\u003eSupersedes\u003c\/h3\u003e\n\u003cul data-start=\"1312\" data-end=\"1397\"\u003e\n\u003cli data-start=\"1312\" data-end=\"1397\"\u003e\n\u003cp data-start=\"1314\" data-end=\"1397\"\u003e\u003cstrong data-start=\"1314\" data-end=\"1327\"\u003e892864T04\u003c\/strong\u003e (earlier Mercury part number) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1399\" data-end=\"1402\"\u003e\n\u003ch2 data-start=\"1404\" data-end=\"1433\"\u003eCompatible Mercury Engines\u003c\/h2\u003e\n\u003cp data-start=\"1434\" data-end=\"1509\"\u003eCommonly used on \u003cstrong data-start=\"1451\" data-end=\"1497\"\u003eMercury Verado FourStroke outboard engines\u003c\/strong\u003e, including:\u003c\/p\u003e\n\u003cul data-start=\"1511\" data-end=\"1728\"\u003e\n\u003cli data-start=\"1511\" data-end=\"1549\"\u003e\n\u003cp data-start=\"1513\" data-end=\"1549\"\u003e\u003cstrong data-start=\"1513\" data-end=\"1547\"\u003e135 HP EFI Verado (4-cylinder)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1550\" data-end=\"1588\"\u003e\n\u003cp data-start=\"1552\" data-end=\"1588\"\u003e\u003cstrong data-start=\"1552\" data-end=\"1586\"\u003e150 HP EFI Verado (4-cylinder)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1589\" data-end=\"1627\"\u003e\n\u003cp data-start=\"1591\" data-end=\"1627\"\u003e\u003cstrong data-start=\"1591\" data-end=\"1625\"\u003e175 HP EFI Verado (4-cylinder)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1628\" data-end=\"1666\"\u003e\n\u003cp data-start=\"1630\" data-end=\"1666\"\u003e\u003cstrong data-start=\"1630\" data-end=\"1664\"\u003e200–300 HP Verado (6-cylinder)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1667\" data-end=\"1702\"\u003e\n\u003cp data-start=\"1669\" data-end=\"1702\"\u003e\u003cstrong data-start=\"1669\" data-end=\"1700\"\u003e350–400 HP Verado (2.6L L6)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1703\" data-end=\"1728\"\u003e\n\u003cp data-start=\"1705\" data-end=\"1728\"\u003e\u003cstrong data-start=\"1705\" data-end=\"1728\"\u003e400R Racing engines\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1730\" data-end=\"1836\"\u003eCompatibility depends on \u003cstrong data-start=\"1755\" data-end=\"1795\"\u003eengine model and serial number range\u003c\/strong\u003e. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-start=\"1838\" data-end=\"1841\"\u003e\n\u003ch2 data-start=\"1843\" data-end=\"1854\"\u003eFunction\u003c\/h2\u003e\n\u003cp data-start=\"1855\" data-end=\"2145\"\u003eThe thermostat controls coolant flow within the engine. When the engine is cold, it remains closed to allow the engine to warm up quickly. Once operating temperature is reached, the thermostat opens to circulate cooling water and prevent overheating. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-start=\"2147\" data-end=\"2150\"\u003e\n\u003ch2 data-start=\"2152\" data-end=\"2183\"\u003eImportant Compatibility Note\u003c\/h2\u003e\n\u003cp data-start=\"2184\" data-end=\"2416\"\u003eThermostat assemblies vary depending on \u003cstrong data-start=\"2224\" data-end=\"2296\"\u003eengine family, cooling system configuration, and serial number range\u003c\/strong\u003e. Always verify compatibility using the \u003cstrong data-start=\"2336\" data-end=\"2360\"\u003eengine serial number\u003c\/strong\u003e before ordering to ensure the correct replacement part.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShipping:\u003c\/strong\u003e Ships same or next day for fast Canada wide shipping.\u003c\/p\u003e","brand":"MERC","offers":[{"title":"Default Title","offer_id":43563923603492,"sku":"8M0174561","price":323.01,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/e4d1e413-4d20-48e9-96ed-169571fb3b3f.png?v=1773198184"},{"product_id":"mercruiser-thermostat-991551","title":"MerCruiser Thermostat – 991551","description":"\u003cp data-start=\"208\" data-end=\"408\"\u003eThe \u003cstrong data-start=\"212\" data-end=\"252\"\u003eMercury MerCruiser 991551 Thermostat\u003c\/strong\u003e is a genuine OEM \u003cstrong data-start=\"270\" data-end=\"297\"\u003e160°F (71°C) thermostat\u003c\/strong\u003e designed for GM-based MerCruiser marine engines equipped with \u003cstrong data-start=\"360\" data-end=\"407\"\u003eclosed cooling (freshwater cooling) systems\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"410\" data-end=\"705\"\u003eThis thermostat regulates coolant flow between the engine and heat exchanger, allowing the engine to reach and maintain optimal operating temperature. The \u003cstrong data-start=\"565\" data-end=\"586\"\u003e160°F calibration\u003c\/strong\u003e is critical for proper combustion efficiency, fuel management, and engine longevity on MPI and EFI MerCruiser engines.\u003c\/p\u003e\n\u003cp data-start=\"707\" data-end=\"973\"\u003eIt uses a \u003cstrong data-start=\"717\" data-end=\"748\"\u003ewax-element expansion valve\u003c\/strong\u003e, which opens progressively as temperature rises, ensuring stable coolant flow under varying engine loads. Built to Mercury Marine specifications, it delivers consistent opening characteristics, durability, and exact fitment.\u003c\/p\u003e\n\u003chr data-start=\"975\" data-end=\"978\"\u003e\n\u003ch2 data-start=\"980\" data-end=\"999\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"983\" data-end=\"999\"\u003eKey Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1000\" data-end=\"1315\"\u003e\n\u003cli data-start=\"1000\" data-end=\"1042\"\u003eGenuine Mercury \/ Quicksilver OEM part\u003c\/li\u003e\n\u003cli data-start=\"1043\" data-end=\"1082\"\u003e\n\u003cstrong data-start=\"1045\" data-end=\"1061\"\u003e160°F (71°C)\u003c\/strong\u003e temperature rating\u003c\/li\u003e\n\u003cli data-start=\"1083\" data-end=\"1131\"\u003eDesigned for \u003cstrong data-start=\"1098\" data-end=\"1129\"\u003eclosed cooling systems only\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1132\" data-end=\"1181\"\u003eMaintains proper engine operating temperature\u003c\/li\u003e\n\u003cli data-start=\"1182\" data-end=\"1235\"\u003eImproves fuel efficiency and combustion stability\u003c\/li\u003e\n\u003cli data-start=\"1236\" data-end=\"1288\"\u003ePrevents overheating and cold-running conditions\u003c\/li\u003e\n\u003cli data-start=\"1289\" data-end=\"1315\"\u003eDirect OEM replacement\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1317\" data-end=\"1320\"\u003e\n\u003ch2 data-start=\"1322\" data-end=\"1349\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1325\" data-end=\"1349\"\u003eEngine Compatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-start=\"1351\" data-end=\"1394\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1355\" data-end=\"1394\"\u003eMerCruiser GM-Based Engines (1998+)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1395\" data-end=\"1412\"\u003eCommonly used on:\u003c\/p\u003e\n\u003cul data-start=\"1413\" data-end=\"1562\"\u003e\n\u003cli data-start=\"1413\" data-end=\"1438\"\u003e\u003cstrong data-start=\"1415\" data-end=\"1436\"\u003e4.3L V6 (262 CID)\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"1439\" data-end=\"1464\"\u003e\u003cstrong data-start=\"1441\" data-end=\"1462\"\u003e5.0L V8 (305 CID)\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"1465\" data-end=\"1490\"\u003e\u003cstrong data-start=\"1467\" data-end=\"1488\"\u003e5.7L V8 (350 CID)\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"1491\" data-end=\"1522\"\u003e\u003cstrong data-start=\"1493\" data-end=\"1520\"\u003e6.2L V8 (MPI \/ Horizon)\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"1523\" data-end=\"1562\"\u003e\u003cstrong data-start=\"1525\" data-end=\"1560\"\u003e7.4L \/ 8.2L (454 \/ 502 MAG MPI)\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1564\" data-end=\"1585\"\u003e➡️ Fits engines with:\u003c\/p\u003e\n\u003cul data-start=\"1586\" data-end=\"1754\"\u003e\n\u003cli data-start=\"1586\" data-end=\"1616\"\u003e\u003cstrong data-start=\"1588\" data-end=\"1614\"\u003eMPI \/ EFI fuel systems\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"1617\" data-end=\"1664\"\u003e\u003cstrong data-start=\"1619\" data-end=\"1662\"\u003eAlpha \u0026amp; Bravo sterndrive configurations\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"1665\" data-end=\"1754\"\u003e\n\u003cstrong data-start=\"1667\" data-end=\"1714\"\u003eClosed cooling (freshwater cooling) systems\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1756\" data-end=\"1759\"\u003e\n\u003ch2 data-start=\"1761\" data-end=\"1791\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1764\" data-end=\"1791\"\u003eImportant Fitment Notes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1792\" data-end=\"1998\"\u003e\n\u003cli data-start=\"1792\" data-end=\"1843\"\u003e✔ Designed for \u003cstrong data-start=\"1809\" data-end=\"1841\"\u003eclosed cooling systems (FWC)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1844\" data-end=\"1915\"\u003e❌ Not for raw water cooled engines requiring lower temp thermostats\u003c\/li\u003e\n\u003cli data-start=\"1916\" data-end=\"1998\"\u003e✔ Common on \u003cstrong data-start=\"1930\" data-end=\"1958\"\u003e1998+ MerCruiser engines\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2000\" data-end=\"2003\"\u003e\n\u003ch2 data-start=\"2005\" data-end=\"2026\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2008\" data-end=\"2026\"\u003eSpecifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2027\" data-end=\"2211\"\u003e\n\u003cli data-start=\"2027\" data-end=\"2054\"\u003ePart Number: \u003cstrong data-start=\"2042\" data-end=\"2052\"\u003e991551\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2055\" data-end=\"2095\"\u003eTemperature Rating: \u003cstrong data-start=\"2077\" data-end=\"2093\"\u003e160°F (71°C)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2096\" data-end=\"2123\"\u003eType: Engine thermostat\u003c\/li\u003e\n\u003cli data-start=\"2124\" data-end=\"2171\"\u003eOperation: Wax-element, spring-loaded valve\u003c\/li\u003e\n\u003cli data-start=\"2172\" data-end=\"2211\"\u003eApplication: Closed cooling systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2213\" data-end=\"2216\"\u003e\n\u003ch2 data-start=\"2218\" data-end=\"2240\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2221\" data-end=\"2240\"\u003eWhat’s Included\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2241\" data-end=\"2295\"\u003e\n\u003cli data-start=\"2241\" data-end=\"2295\"\u003eThermostat (gasket sold separately unless specified)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2297\" data-end=\"2300\"\u003e\n\u003ch2 data-start=\"2302\" data-end=\"2341\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2305\" data-end=\"2341\"\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2342\" data-end=\"2489\"\u003e\n\u003cli data-start=\"2342\" data-end=\"2384\"\u003eEngine not reaching proper temperature\u003c\/li\u003e\n\u003cli data-start=\"2385\" data-end=\"2418\"\u003eEngine overheating under load\u003c\/li\u003e\n\u003cli data-start=\"2419\" data-end=\"2447\"\u003eTemperature fluctuations\u003c\/li\u003e\n\u003cli data-start=\"2448\" data-end=\"2489\"\u003ePoor fuel efficiency or rough running\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2491\" data-end=\"2494\"\u003e\n\u003ch2 data-start=\"2496\" data-end=\"2521\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2499\" data-end=\"2521\"\u003eInstallation Notes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2522\" data-end=\"2711\"\u003e\n\u003cli data-start=\"2522\" data-end=\"2581\"\u003eInstall with correct orientation (spring toward engine)\u003c\/li\u003e\n\u003cli data-start=\"2582\" data-end=\"2625\"\u003eReplace gasket\/seal during installation\u003c\/li\u003e\n\u003cli data-start=\"2626\" data-end=\"2664\"\u003eClean housing and sealing surfaces\u003c\/li\u003e\n\u003cli data-start=\"2665\" data-end=\"2711\"\u003eVerify operating temperature after install\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2713\" data-end=\"2716\"\u003e\n\u003ch2 data-start=\"2718\" data-end=\"2760\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2721\" data-end=\"2760\"\u003eAlternate \/ Superseded Part Numbers\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-start=\"2762\" data-end=\"2790\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2766\" data-end=\"2790\"\u003eOEM Cross References\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"2791\" data-end=\"2866\"\u003e\n\u003cli data-start=\"2791\" data-end=\"2827\"\u003eMercury \/ MerCruiser: \u003cstrong data-start=\"2815\" data-end=\"2825\"\u003e991551\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2828\" data-end=\"2866\"\u003eQuicksilver equivalent: \u003cstrong data-start=\"2854\" data-end=\"2864\"\u003e991551\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2868\" data-end=\"2871\"\u003e\n\u003ch2 data-start=\"2873\" data-end=\"2890\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2876\" data-end=\"2888\"\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"2891\" data-end=\"2958\"\u003eShipping: Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e\n\u003chr data-start=\"2960\" data-end=\"2963\"\u003e\n\u003ch3 data-start=\"2965\" data-end=\"2992\"\u003e💡 Parts Desk Insight\u003c\/h3\u003e\n\u003cp data-start=\"2993\" data-end=\"3133\"\u003eThis is the \u003cstrong data-start=\"3005\" data-end=\"3053\"\u003estandard 160° thermostat for MPI MerCruisers\u003c\/strong\u003e—if your engine runs cold or throws fuel trim issues, this is usually the fix 👍\u003c\/p\u003e","brand":"MERC","offers":[{"title":"Default Title","offer_id":43563929272356,"sku":"991551","price":62.69,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/79f1e899-8191-4a05-b33f-1da00c626d0e.png?v=1774388082"},{"product_id":"pcm-pump-thermostat-housing-elbow-r024002","title":"PCM Pump-to-Thermostat Housing Elbow – R024002","description":"\u003cp data-start=\"136\" data-end=\"279\"\u003ehe \u003cstrong data-start=\"140\" data-end=\"155\"\u003ePCM R024002\u003c\/strong\u003e is a genuine OEM \u003cstrong data-start=\"173\" data-end=\"209\"\u003epump-to-thermostat housing elbow\u003c\/strong\u003e used in Pleasurecraft Marine (PCM) fresh water cooling (FWC) systems.\u003c\/p\u003e\n\u003cp data-start=\"281\" data-end=\"564\"\u003eThis component connects the \u003cstrong data-start=\"309\" data-end=\"361\"\u003ecirculating water pump to the thermostat housing\u003c\/strong\u003e, forming a critical junction in the engine’s cooling circuit. It directs coolant flow from the pump into the thermostat assembly, ensuring proper circulation through the heat exchanger and engine block.\u003c\/p\u003e\n\u003cp data-start=\"566\" data-end=\"816\"\u003eUnlike thermostats themselves, this is a \u003cstrong data-start=\"607\" data-end=\"641\"\u003ehard component (housing\/elbow)\u003c\/strong\u003e, not a temperature-regulating part. Its role is structural and flow-directing—maintaining proper hose routing, sealing, and coolant transfer within the closed cooling system.\u003c\/p\u003e\n\u003cp data-start=\"818\" data-end=\"1005\"\u003eConstructed from marine-grade materials and machined to OEM tolerances, it is designed to withstand constant exposure to coolant, vibration, and thermal cycling typical in marine engines.\u003c\/p\u003e\n\u003chr data-start=\"1007\" data-end=\"1010\"\u003e\n\u003ch2 data-start=\"1012\" data-end=\"1031\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1015\" data-end=\"1031\"\u003eKey Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1032\" data-end=\"1306\"\u003e\n\u003cli data-start=\"1032\" data-end=\"1079\"\u003eGenuine PCM \/ Pleasurecraft Marine OEM part\u003c\/li\u003e\n\u003cli data-start=\"1080\" data-end=\"1127\"\u003ePump-to-thermostat housing elbow connection\u003c\/li\u003e\n\u003cli data-start=\"1128\" data-end=\"1182\"\u003eCritical for proper coolant routing in FWC systems\u003c\/li\u003e\n\u003cli data-start=\"1183\" data-end=\"1235\"\u003eMaintains sealed coolant flow between components\u003c\/li\u003e\n\u003cli data-start=\"1236\" data-end=\"1279\"\u003eCorrosion-resistant marine construction\u003c\/li\u003e\n\u003cli data-start=\"1280\" data-end=\"1306\"\u003eDirect OEM replacement\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1308\" data-end=\"1311\"\u003e\n\u003ch2 data-start=\"1313\" data-end=\"1340\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1316\" data-end=\"1340\"\u003eEngine Compatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-start=\"1342\" data-end=\"1386\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1346\" data-end=\"1386\"\u003ePCM Fresh Water Cooled (FWC) Engines\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1387\" data-end=\"1395\"\u003eUsed on:\u003c\/p\u003e\n\u003cul data-start=\"1396\" data-end=\"1456\"\u003e\n\u003cli data-start=\"1396\" data-end=\"1422\"\u003ePCM \u003cstrong data-start=\"1402\" data-end=\"1420\"\u003eFord 302 \/ 351\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1423\" data-end=\"1456\"\u003ePCM \u003cstrong data-start=\"1429\" data-end=\"1454\"\u003eGM 5.0L \/ 5.7L \/ 6.0L\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"1458\" data-end=\"1485\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1462\" data-end=\"1485\"\u003eCooling System Type\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1486\" data-end=\"1652\"\u003e\n\u003cli data-start=\"1486\" data-end=\"1535\"\u003e\u003cstrong data-start=\"1488\" data-end=\"1533\"\u003eFresh water \/ closed cooling systems only\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"1536\" data-end=\"1652\"\u003eUsed in conjunction with:\n\u003cul data-start=\"1566\" data-end=\"1652\"\u003e\n\u003cli data-start=\"1566\" data-end=\"1599\"\u003eThermostat housing assemblies\u003c\/li\u003e\n\u003cli data-start=\"1602\" data-end=\"1623\"\u003eCirculating pumps\u003c\/li\u003e\n\u003cli data-start=\"1626\" data-end=\"1652\"\u003eHeat exchanger systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1654\" data-end=\"1770\"\u003e➡️ Common on \u003cstrong data-start=\"1667\" data-end=\"1730\"\u003ePCM inboard engines with FWC conversions or factory systems\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-start=\"1772\" data-end=\"1775\"\u003e\n\u003ch2 data-start=\"1777\" data-end=\"1814\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1780\" data-end=\"1812\"\u003eSerial Number Fitment Notice\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"1815\" data-end=\"1834\"\u003eFitment depends on:\u003c\/p\u003e\n\u003cul data-start=\"1835\" data-end=\"1940\"\u003e\n\u003cli data-start=\"1835\" data-end=\"1867\"\u003eEngine platform (Ford vs GM)\u003c\/li\u003e\n\u003cli data-start=\"1868\" data-end=\"1911\"\u003eCooling system configuration (FWC only)\u003c\/li\u003e\n\u003cli data-start=\"1912\" data-end=\"1940\"\u003eThermostat housing style\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1942\" data-end=\"2026\"\u003e⚠️ Always confirm compatibility using your \u003cstrong data-start=\"1985\" data-end=\"2009\"\u003eengine serial number\u003c\/strong\u003e before ordering.\u003c\/p\u003e\n\u003chr data-start=\"2028\" data-end=\"2031\"\u003e\n\u003ch2 data-start=\"2033\" data-end=\"2054\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2036\" data-end=\"2054\"\u003eSpecifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2055\" data-end=\"2285\"\u003e\n\u003cli data-start=\"2055\" data-end=\"2083\"\u003ePart Number: \u003cstrong data-start=\"2070\" data-end=\"2081\"\u003eR024002\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2084\" data-end=\"2136\"\u003eType: Thermostat housing elbow \/ coolant fitting\u003c\/li\u003e\n\u003cli data-start=\"2137\" data-end=\"2186\"\u003eFunction: Connects pump to thermostat housing\u003c\/li\u003e\n\u003cli data-start=\"2187\" data-end=\"2241\"\u003eMaterial: Marine-grade metal (corrosion-resistant)\u003c\/li\u003e\n\u003cli data-start=\"2242\" data-end=\"2285\"\u003eApplication: Fresh water cooled systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2287\" data-end=\"2290\"\u003e\n\u003ch2 data-start=\"2292\" data-end=\"2314\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2295\" data-end=\"2314\"\u003eWhat’s Included\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2315\" data-end=\"2402\"\u003e\n\u003cli data-start=\"2315\" data-end=\"2402\"\u003eThermostat housing elbow (R024002)\u003cbr data-start=\"2351\" data-end=\"2354\"\u003e\u003cem data-start=\"2354\" data-end=\"2400\"\u003e(Gaskets, hoses, and clamps sold separately)\u003c\/em\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2404\" data-end=\"2407\"\u003e\n\u003ch2 data-start=\"2409\" data-end=\"2448\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2412\" data-end=\"2448\"\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2449\" data-end=\"2609\"\u003e\n\u003cli data-start=\"2449\" data-end=\"2494\"\u003eCoolant leak at elbow or connection point\u003c\/li\u003e\n\u003cli data-start=\"2495\" data-end=\"2530\"\u003eCorrosion or pitting of housing\u003c\/li\u003e\n\u003cli data-start=\"2531\" data-end=\"2561\"\u003eCracked or damaged fitting\u003c\/li\u003e\n\u003cli data-start=\"2562\" data-end=\"2609\"\u003eDuring cooling system rebuild or conversion\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2611\" data-end=\"2614\"\u003e\n\u003ch2 data-start=\"2616\" data-end=\"2641\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2619\" data-end=\"2641\"\u003eInstallation Notes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2642\" data-end=\"2878\"\u003e\n\u003cli data-start=\"2642\" data-end=\"2697\"\u003eReplace associated gaskets and seals during install\u003c\/li\u003e\n\u003cli data-start=\"2698\" data-end=\"2735\"\u003eInspect hoses and clamps for wear\u003c\/li\u003e\n\u003cli data-start=\"2736\" data-end=\"2781\"\u003eEnsure proper alignment before tightening\u003c\/li\u003e\n\u003cli data-start=\"2782\" data-end=\"2826\"\u003eUse marine-grade sealant where specified\u003c\/li\u003e\n\u003cli data-start=\"2827\" data-end=\"2878\"\u003ePressure test cooling system after installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2880\" data-end=\"2883\"\u003e\n\u003ch2 data-start=\"2885\" data-end=\"2924\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2888\" data-end=\"2924\"\u003eAlternate \/ Related Part Numbers\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-start=\"2926\" data-end=\"2956\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2930\" data-end=\"2956\"\u003eOEM Related Components\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"2957\" data-end=\"3071\"\u003e\n\u003cli data-start=\"2957\" data-end=\"3021\"\u003ePCM \u003cstrong data-start=\"2963\" data-end=\"2974\"\u003eR024001\u003c\/strong\u003e – Similar thermostat housing elbow (variant)\u003c\/li\u003e\n\u003cli data-start=\"3022\" data-end=\"3071\"\u003ePCM \u003cstrong data-start=\"3028\" data-end=\"3039\"\u003eR025051\u003c\/strong\u003e – Thermostat housing assembly\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3073\" data-end=\"3076\"\u003e\n\u003ch2 data-start=\"3078\" data-end=\"3095\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"3081\" data-end=\"3093\"\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"3096\" data-end=\"3163\"\u003eShipping: Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e\n\u003chr data-start=\"3165\" data-end=\"3168\"\u003e\n\u003ch3 data-start=\"3170\" data-end=\"3197\"\u003e💡 Parts Desk Insight\u003c\/h3\u003e\n\u003cp data-start=\"3198\" data-end=\"3359\"\u003eThis part often gets overlooked—if you’re chasing a coolant leak around the thermostat housing, the \u003cstrong data-start=\"3298\" data-end=\"3335\"\u003eelbow itself can corrode or crack\u003c\/strong\u003e, not just the gasket 👍\u003c\/p\u003e","brand":"PCM","offers":[{"title":"Default Title","offer_id":43563968495652,"sku":"R024002","price":93.56,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/R024001-2__17876.jpg?v=1774387402"},{"product_id":"pcm-thermostat-170f-closed-cooling-r026007","title":"PCM Thermostat 170°F Closed Cooling – R026007","description":"\u003cp data-start=\"126\" data-end=\"293\"\u003eThe \u003cstrong data-start=\"130\" data-end=\"156\"\u003ePCM R026007 Thermostat\u003c\/strong\u003e is a genuine OEM \u003cstrong data-start=\"174\" data-end=\"194\"\u003e170°F thermostat\u003c\/strong\u003e designed specifically for \u003cstrong data-start=\"221\" data-end=\"292\"\u003efresh water cooled (closed cooling) PCM and Crusader marine engines\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"295\" data-end=\"584\"\u003eThis thermostat is installed in the \u003cstrong data-start=\"331\" data-end=\"357\"\u003eheat exchanger housing\u003c\/strong\u003e, where it regulates coolant flow between the engine and the closed cooling system. The \u003cstrong data-start=\"445\" data-end=\"473\"\u003e170°F temperature rating\u003c\/strong\u003e is critical for modern PCM engines, ensuring proper combustion efficiency, fuel control, and engine longevity.\u003c\/p\u003e\n\u003cp data-start=\"586\" data-end=\"876\"\u003eUnlike raw water thermostats, this unit is calibrated for \u003cstrong data-start=\"644\" data-end=\"670\"\u003eclosed cooling systems\u003c\/strong\u003e, allowing the engine to run at a higher, more controlled operating temperature. The design includes a \u003cstrong data-start=\"773\" data-end=\"804\"\u003ebleed hole \/ bypass feature\u003c\/strong\u003e to help eliminate trapped air and stabilize temperature during warm-up.\u003c\/p\u003e\n\u003cp data-start=\"878\" data-end=\"1008\"\u003eThis is a direct OEM replacement part, engineered for precise fit and consistent thermal performance under marine load conditions.\u003c\/p\u003e\n\u003chr data-start=\"1010\" data-end=\"1013\"\u003e\n\u003ch2 data-start=\"1015\" data-end=\"1034\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1018\" data-end=\"1034\"\u003eKey Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1035\" data-end=\"1389\"\u003e\n\u003cli data-start=\"1035\" data-end=\"1088\"\u003eGenuine PCM \/ Pleasurecraft Marine OEM thermostat\u003c\/li\u003e\n\u003cli data-start=\"1089\" data-end=\"1128\"\u003e\n\u003cstrong data-start=\"1091\" data-end=\"1107\"\u003e170°F (77°C)\u003c\/strong\u003e temperature rating\u003c\/li\u003e\n\u003cli data-start=\"1129\" data-end=\"1193\"\u003eDesigned for \u003cstrong data-start=\"1144\" data-end=\"1191\"\u003efresh water cooled (closed cooling) systems\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1194\" data-end=\"1259\"\u003eIntegrated bleed hole for air purge and temperature stability\u003c\/li\u003e\n\u003cli data-start=\"1260\" data-end=\"1309\"\u003eMaintains proper engine operating temperature\u003c\/li\u003e\n\u003cli data-start=\"1310\" data-end=\"1362\"\u003ePrevents overheating and cold-running conditions\u003c\/li\u003e\n\u003cli data-start=\"1363\" data-end=\"1389\"\u003eDirect OEM replacement\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1391\" data-end=\"1394\"\u003e\n\u003ch2 data-start=\"1396\" data-end=\"1423\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1399\" data-end=\"1423\"\u003eEngine Compatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-start=\"1425\" data-end=\"1478\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1429\" data-end=\"1478\"\u003ePCM GM-Based Engines (Closed Cooling Systems)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1479\" data-end=\"1496\"\u003eCommonly used on:\u003c\/p\u003e\n\u003cul data-start=\"1497\" data-end=\"1588\"\u003e\n\u003cli data-start=\"1497\" data-end=\"1518\"\u003e\u003cstrong data-start=\"1499\" data-end=\"1516\"\u003e5.0L (GM 305)\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"1519\" data-end=\"1540\"\u003e\u003cstrong data-start=\"1521\" data-end=\"1538\"\u003e5.7L (GM 350)\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"1541\" data-end=\"1588\"\u003e\u003cstrong data-start=\"1543\" data-end=\"1586\"\u003e6.0L (GM LS-based \/ Crusader platforms)\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1590\" data-end=\"1598\"\u003e➡️ Fits:\u003c\/p\u003e\n\u003cul data-start=\"1599\" data-end=\"1808\"\u003e\n\u003cli data-start=\"1599\" data-end=\"1691\"\u003e\n\u003cstrong data-start=\"1601\" data-end=\"1651\"\u003e2004+ PCM engines with serpentine belt systems\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1692\" data-end=\"1808\"\u003ePCM \/ Crusader engines equipped with \u003cstrong data-start=\"1731\" data-end=\"1768\"\u003efactory fresh water cooling (FWC)\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1810\" data-end=\"1813\"\u003e\n\u003ch3 data-start=\"1815\" data-end=\"1852\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1819\" data-end=\"1852\"\u003eCrusader Engine Compatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1853\" data-end=\"2021\"\u003e\n\u003cli data-start=\"1853\" data-end=\"1874\"\u003eTB350XL \/ TB350HT\u003c\/li\u003e\n\u003cli data-start=\"1875\" data-end=\"1892\"\u003eMP5.0 \/ MP5.7\u003c\/li\u003e\n\u003cli data-start=\"1893\" data-end=\"1931\"\u003e5.7 Classic Series (1999–2005 FWC)\u003c\/li\u003e\n\u003cli data-start=\"1932\" data-end=\"1952\"\u003eMP7.4 \/ MP454XLI\u003c\/li\u003e\n\u003cli data-start=\"1953\" data-end=\"2021\"\u003eTB454XL (serial-dependent) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2023\" data-end=\"2026\"\u003e\n\u003ch3 data-start=\"2028\" data-end=\"2064\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2032\" data-end=\"2064\"\u003eCross-Platform Compatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"2065\" data-end=\"2158\"\u003e\n\u003cli data-start=\"2065\" data-end=\"2102\"\u003eMarine Power engines (\u003cstrong data-start=\"2089\" data-end=\"2099\"\u003e515411\u003c\/strong\u003e)\u003c\/li\u003e\n\u003cli data-start=\"2103\" data-end=\"2127\"\u003eCrusader OEM systems\u003c\/li\u003e\n\u003cli data-start=\"2128\" data-end=\"2158\"\u003ePCM closed cooling systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2160\" data-end=\"2163\"\u003e\n\u003ch2 data-start=\"2165\" data-end=\"2202\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2168\" data-end=\"2200\"\u003eSerial Number Fitment Notice\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"2203\" data-end=\"2222\"\u003eFitment depends on:\u003c\/p\u003e\n\u003cul data-start=\"2223\" data-end=\"2340\"\u003e\n\u003cli data-start=\"2223\" data-end=\"2281\"\u003eCooling system type (\u003cstrong data-start=\"2246\" data-end=\"2278\"\u003emust be closed cooling \/ FWC\u003c\/strong\u003e)\u003c\/li\u003e\n\u003cli data-start=\"2282\" data-end=\"2307\"\u003eEngine model and year\u003c\/li\u003e\n\u003cli data-start=\"2308\" data-end=\"2340\"\u003eHeat exchanger configuration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2342\" data-end=\"2426\"\u003e⚠️ Always confirm compatibility using your \u003cstrong data-start=\"2385\" data-end=\"2409\"\u003eengine serial number\u003c\/strong\u003e before ordering.\u003c\/p\u003e\n\u003chr data-start=\"2428\" data-end=\"2431\"\u003e\n\u003ch2 data-start=\"2433\" data-end=\"2454\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2436\" data-end=\"2454\"\u003eSpecifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2455\" data-end=\"2762\"\u003e\n\u003cli data-start=\"2455\" data-end=\"2483\"\u003ePart Number: \u003cstrong data-start=\"2470\" data-end=\"2481\"\u003eR026007\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2484\" data-end=\"2524\"\u003eTemperature Rating: \u003cstrong data-start=\"2506\" data-end=\"2522\"\u003e170°F (77°C)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2525\" data-end=\"2573\"\u003eCooling System: Fresh water \/ closed cooling\u003c\/li\u003e\n\u003cli data-start=\"2574\" data-end=\"2610\"\u003eLocation: Heat exchanger housing\u003c\/li\u003e\n\u003cli data-start=\"2611\" data-end=\"2661\"\u003eDesign: Wax-element thermostat with bleed hole\u003c\/li\u003e\n\u003cli data-start=\"2662\" data-end=\"2762\"\u003eInstallation: Hose-retained (typically no gasket required) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2764\" data-end=\"2767\"\u003e\n\u003ch2 data-start=\"2769\" data-end=\"2791\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2772\" data-end=\"2791\"\u003eWhat’s Included\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2792\" data-end=\"2846\"\u003e\n\u003cli data-start=\"2792\" data-end=\"2846\"\u003eThermostat (no gasket required in most applications)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2848\" data-end=\"2851\"\u003e\n\u003ch2 data-start=\"2853\" data-end=\"2892\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2856\" data-end=\"2892\"\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2893\" data-end=\"3099\"\u003e\n\u003cli data-start=\"2893\" data-end=\"2941\"\u003eEngine running too cold or not reaching temp\u003c\/li\u003e\n\u003cli data-start=\"2942\" data-end=\"2989\"\u003eEngine overheating in closed cooling system\u003c\/li\u003e\n\u003cli data-start=\"2990\" data-end=\"3026\"\u003eFluctuating temperature readings\u003c\/li\u003e\n\u003cli data-start=\"3027\" data-end=\"3060\"\u003eAir trapped in cooling system\u003c\/li\u003e\n\u003cli data-start=\"3061\" data-end=\"3099\"\u003eRoutine maintenance on FWC systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3101\" data-end=\"3104\"\u003e\n\u003ch2 data-start=\"3106\" data-end=\"3131\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"3109\" data-end=\"3131\"\u003eInstallation Notes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"3132\" data-end=\"3344\"\u003e\n\u003cli data-start=\"3132\" data-end=\"3169\"\u003eInstall in heat exchanger housing\u003c\/li\u003e\n\u003cli data-start=\"3170\" data-end=\"3223\"\u003eEnsure correct orientation (spring toward engine)\u003c\/li\u003e\n\u003cli data-start=\"3224\" data-end=\"3259\"\u003eVerify hose retention is secure\u003c\/li\u003e\n\u003cli data-start=\"3260\" data-end=\"3303\"\u003eBleed cooling system after installation\u003c\/li\u003e\n\u003cli data-start=\"3304\" data-end=\"3344\"\u003eConfirm stable operating temperature\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3346\" data-end=\"3349\"\u003e\n\u003ch2 data-start=\"3351\" data-end=\"3393\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"3354\" data-end=\"3393\"\u003eAlternate \/ Superseded Part Numbers\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-start=\"3395\" data-end=\"3423\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"3399\" data-end=\"3423\"\u003eOEM Cross References\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"3424\" data-end=\"3573\"\u003e\n\u003cli data-start=\"3424\" data-end=\"3444\"\u003ePCM: \u003cstrong data-start=\"3431\" data-end=\"3442\"\u003eR026007\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3445\" data-end=\"3471\"\u003eReplaces: \u003cstrong data-start=\"3457\" data-end=\"3469\"\u003eR026007A\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3472\" data-end=\"3495\"\u003eCrusader: \u003cstrong data-start=\"3484\" data-end=\"3493\"\u003e98203\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3496\" data-end=\"3573\"\u003eMarine Power: \u003cstrong data-start=\"3512\" data-end=\"3533\"\u003e0500-007 \/ 515411\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3575\" data-end=\"3578\"\u003e\n\u003ch2 data-start=\"3580\" data-end=\"3597\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"3583\" data-end=\"3595\"\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"3598\" data-end=\"3665\"\u003eShipping: Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e\n\u003chr data-start=\"3667\" data-end=\"3670\"\u003e\n\u003ch3 data-start=\"3672\" data-end=\"3699\"\u003e💡 Parts Desk Insight\u003c\/h3\u003e\n\u003cp data-start=\"3700\" data-end=\"3864\"\u003eThis is a \u003cstrong data-start=\"3710\" data-end=\"3744\"\u003eclosed cooling thermostat only\u003c\/strong\u003e—if you install this in a raw water system, the engine will run too hot. Always match thermostat temp to cooling type 👍\u003c\/p\u003e","brand":"PCM","offers":[{"title":"Default Title","offer_id":43563968626724,"sku":"R026007","price":84.68,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/ab934d8e-d688-4dc3-813d-a347bb58c485.png?v=1773620234"},{"product_id":"pcm-100","title":"PCM Thermostat Housing Gasket RM0001","description":"\u003cp data-start=\"0\" data-end=\"303\"\u003eSeal the thermostat housing and maintain proper engine cooling with the \u003cstrong data-start=\"72\" data-end=\"112\"\u003ePCM Thermostat Housing Gasket RM0001\u003c\/strong\u003e. This genuine Pleasurecraft Marine (PCM) OEM gasket is designed to seal the thermostat housing on PCM marine engines, preventing coolant leaks and ensuring proper cooling system performance.\u003c\/p\u003e\n\u003cp data-start=\"305\" data-end=\"625\"\u003eThe gasket installs between the thermostat housing and the engine mounting surface, creating a tight seal that allows the cooling system to maintain proper pressure and circulation. Using an OEM PCM gasket ensures accurate fitment and reliable sealing in the high-temperature conditions of marine engine cooling systems.\u003c\/p\u003e\n\u003cp data-start=\"627\" data-end=\"639\"\u003eKey Features\u003c\/p\u003e\n\u003cul data-start=\"641\" data-end=\"987\"\u003e\n\u003cli data-start=\"641\" data-end=\"713\"\u003e\n\u003cp data-start=\"643\" data-end=\"713\"\u003eGenuine \u003cstrong data-start=\"651\" data-end=\"711\"\u003ePCM (Pleasurecraft Marine) OEM thermostat housing gasket\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"714\" data-end=\"774\"\u003e\n\u003cp data-start=\"716\" data-end=\"774\"\u003eDesigned for \u003cstrong data-start=\"729\" data-end=\"772\"\u003ethermostat housing sealing applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"775\" data-end=\"832\"\u003e\n\u003cp data-start=\"777\" data-end=\"832\"\u003eHelps prevent coolant leaks at the thermostat housing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"833\" data-end=\"894\"\u003e\n\u003cp data-start=\"835\" data-end=\"894\"\u003eHeat-resistant gasket material for marine cooling systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"895\" data-end=\"939\"\u003e\n\u003cp data-start=\"897\" data-end=\"939\"\u003eMaintains proper cooling system pressure\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"940\" data-end=\"987\"\u003e\n\u003cp data-start=\"942\" data-end=\"987\"\u003eDirect replacement for original PCM gaskets\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"989\" data-end=\"1001\"\u003ePart Details\u003c\/p\u003e\n\u003cp data-start=\"1003\" data-end=\"1074\"\u003eOEM Part Number: \u003cstrong data-start=\"1020\" data-end=\"1030\"\u003eRM0001\u003c\/strong\u003e\u003cbr data-start=\"1030\" data-end=\"1033\"\u003eProduct Type: Thermostat housing gasket\u003c\/p\u003e\n\u003cp data-start=\"1076\" data-end=\"1190\"\u003eApplication: Thermostat housing to engine sealing gasket\u003cbr data-start=\"1132\" data-end=\"1135\"\u003eMaterial: Marine-grade heat-resistant gasket material\u003c\/p\u003e\n\u003cp data-start=\"1192\" data-end=\"1230\"\u003eTypical Packaging: Individual gasket\u003c\/p\u003e\n\u003cp data-start=\"1232\" data-end=\"1254\"\u003eCompatible PCM Engines\u003c\/p\u003e\n\u003cp data-start=\"1256\" data-end=\"1377\"\u003eUsed on select \u003cstrong data-start=\"1271\" data-end=\"1317\"\u003ePleasurecraft Marine (PCM) inboard engines\u003c\/strong\u003e, including many Ford-based and GM-based PCM marine engines.\u003c\/p\u003e\n\u003cp data-start=\"1379\" data-end=\"1390\"\u003ePCM Engines\u003c\/p\u003e\n\u003cul data-start=\"1392\" data-end=\"1496\"\u003e\n\u003cli data-start=\"1392\" data-end=\"1411\"\u003e\n\u003cp data-start=\"1394\" data-end=\"1411\"\u003e\u003cstrong data-start=\"1394\" data-end=\"1409\"\u003ePCM 5.0L V8\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1412\" data-end=\"1431\"\u003e\n\u003cp data-start=\"1414\" data-end=\"1431\"\u003e\u003cstrong data-start=\"1414\" data-end=\"1429\"\u003ePCM 5.7L V8\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1432\" data-end=\"1468\"\u003e\n\u003cp data-start=\"1434\" data-end=\"1468\"\u003e\u003cstrong data-start=\"1434\" data-end=\"1466\"\u003ePCM Excalibur series engines\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1469\" data-end=\"1496\"\u003e\n\u003cp data-start=\"1471\" data-end=\"1496\"\u003e\u003cstrong data-start=\"1471\" data-end=\"1496\"\u003ePCM ZR series engines\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1498\" data-end=\"1631\"\u003eThese engines are commonly installed in \u003cstrong data-start=\"1538\" data-end=\"1592\"\u003eCorrect Craft \/ Nautique ski, wake, and surf boats\u003c\/strong\u003e and other inboard marine applications.\u003c\/p\u003e\n\u003cp data-start=\"1633\" data-end=\"1641\"\u003eFunction\u003c\/p\u003e\n\u003cp data-start=\"1643\" data-end=\"1865\"\u003eThe thermostat housing gasket seals the joint between the thermostat housing and the engine block or intake manifold. This seal prevents coolant leaks while allowing the thermostat to regulate engine operating temperature.\u003c\/p\u003e\n\u003cp data-start=\"1867\" data-end=\"1897\"\u003eReplacing a worn gasket helps:\u003c\/p\u003e\n\u003cul data-start=\"1899\" data-end=\"2105\"\u003e\n\u003cli data-start=\"1899\" data-end=\"1950\"\u003e\n\u003cp data-start=\"1901\" data-end=\"1950\"\u003ePrevent coolant leaks at the thermostat housing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1951\" data-end=\"1994\"\u003e\n\u003cp data-start=\"1953\" data-end=\"1994\"\u003eMaintain proper cooling system pressure\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1995\" data-end=\"2045\"\u003e\n\u003cp data-start=\"1997\" data-end=\"2045\"\u003eEnsure efficient engine temperature regulation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2046\" data-end=\"2105\"\u003e\n\u003cp data-start=\"2048\" data-end=\"2105\"\u003eProtect surrounding engine components from coolant loss\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2107\" data-end=\"2135\"\u003eImportant Compatibility Note\u003c\/p\u003e\n\u003cp data-start=\"2137\" data-end=\"2370\"\u003eThermostat housing gaskets vary depending on \u003cstrong data-start=\"2182\" data-end=\"2250\"\u003eengine model, thermostat housing design, and serial number range\u003c\/strong\u003e. Always verify compatibility using the \u003cstrong data-start=\"2290\" data-end=\"2324\"\u003eengine model and serial number\u003c\/strong\u003e before ordering to ensure the correct gasket.\u003c\/p\u003e\n\u003cp data-start=\"2372\" data-end=\"2408\"\u003eCross-Stock \/ Reference Part Numbers\u003c\/p\u003e\n\u003cul data-start=\"2410\" data-end=\"2426\"\u003e\n\u003cli data-start=\"2410\" data-end=\"2426\"\u003e\n\u003cp data-start=\"2412\" data-end=\"2426\"\u003e\u003cstrong data-start=\"2412\" data-end=\"2426\"\u003ePCM RM0001\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2428\" data-end=\"2493\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eShipping: Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e","brand":"PCM","offers":[{"title":"Default Title","offer_id":43563969937444,"sku":"RM0001","price":1.78,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/ebbe64e1-8f1b-4d58-95a3-d2c8e106f114.png?v=1773605332"},{"product_id":"pcm-101","title":"PCM Thermostat Housing Gasket RM0004","description":"\u003cp data-start=\"0\" data-end=\"281\"\u003ePrevent coolant leaks and maintain proper engine cooling with the \u003cstrong data-start=\"66\" data-end=\"106\"\u003ePCM Thermostat Housing Gasket RM0004\u003c\/strong\u003e. This genuine Pleasurecraft Marine (PCM) OEM gasket is designed to seal the thermostat housing on PCM marine engines, ensuring proper coolant circulation and system pressure.\u003c\/p\u003e\n\u003cp data-start=\"283\" data-end=\"585\"\u003eThe gasket sits between the thermostat housing and engine mounting surface, creating a reliable seal that prevents coolant from leaking during operation. Using an OEM PCM gasket ensures correct fitment, proper sealing, and durability in the high-temperature conditions of marine engine cooling systems.\u003c\/p\u003e\n\u003cp data-start=\"587\" data-end=\"599\"\u003eKey Features\u003c\/p\u003e\n\u003cul data-start=\"601\" data-end=\"921\"\u003e\n\u003cli data-start=\"601\" data-end=\"673\"\u003e\n\u003cp data-start=\"603\" data-end=\"673\"\u003eGenuine \u003cstrong data-start=\"611\" data-end=\"671\"\u003ePCM (Pleasurecraft Marine) OEM thermostat housing gasket\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"674\" data-end=\"728\"\u003e\n\u003cp data-start=\"676\" data-end=\"728\"\u003eDesigned for \u003cstrong data-start=\"689\" data-end=\"726\"\u003eengine thermostat housing sealing\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"729\" data-end=\"760\"\u003e\n\u003cp data-start=\"731\" data-end=\"760\"\u003eHelps prevent coolant leaks\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"761\" data-end=\"822\"\u003e\n\u003cp data-start=\"763\" data-end=\"822\"\u003eHeat-resistant gasket material for marine cooling systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"823\" data-end=\"873\"\u003e\n\u003cp data-start=\"825\" data-end=\"873\"\u003eEnsures proper thermostat housing fit and seal\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"874\" data-end=\"921\"\u003e\n\u003cp data-start=\"876\" data-end=\"921\"\u003eDirect replacement for original PCM gaskets\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"923\" data-end=\"935\"\u003ePart Details\u003c\/p\u003e\n\u003cp data-start=\"937\" data-end=\"1008\"\u003eOEM Part Number: \u003cstrong data-start=\"954\" data-end=\"964\"\u003eRM0004\u003c\/strong\u003e\u003cbr data-start=\"964\" data-end=\"967\"\u003eProduct Type: Thermostat housing gasket\u003c\/p\u003e\n\u003cp data-start=\"1010\" data-end=\"1124\"\u003eApplication: Thermostat housing to engine sealing gasket\u003cbr data-start=\"1066\" data-end=\"1069\"\u003eMaterial: Marine-grade heat-resistant gasket material\u003c\/p\u003e\n\u003cp data-start=\"1126\" data-end=\"1164\"\u003eTypical Packaging: Individual gasket\u003c\/p\u003e\n\u003cp data-start=\"1166\" data-end=\"1188\"\u003eCompatible PCM Engines\u003c\/p\u003e\n\u003cp data-start=\"1190\" data-end=\"1304\"\u003eUsed on select \u003cstrong data-start=\"1205\" data-end=\"1251\"\u003ePleasurecraft Marine (PCM) inboard engines\u003c\/strong\u003e, including many Ford-based and GM-based PCM engines.\u003c\/p\u003e\n\u003cp data-start=\"1306\" data-end=\"1317\"\u003ePCM Engines\u003c\/p\u003e\n\u003cul data-start=\"1319\" data-end=\"1423\"\u003e\n\u003cli data-start=\"1319\" data-end=\"1338\"\u003e\n\u003cp data-start=\"1321\" data-end=\"1338\"\u003e\u003cstrong data-start=\"1321\" data-end=\"1336\"\u003ePCM 5.0L V8\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1339\" data-end=\"1358\"\u003e\n\u003cp data-start=\"1341\" data-end=\"1358\"\u003e\u003cstrong data-start=\"1341\" data-end=\"1356\"\u003ePCM 5.7L V8\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1359\" data-end=\"1395\"\u003e\n\u003cp data-start=\"1361\" data-end=\"1395\"\u003e\u003cstrong data-start=\"1361\" data-end=\"1393\"\u003ePCM Excalibur series engines\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1396\" data-end=\"1423\"\u003e\n\u003cp data-start=\"1398\" data-end=\"1423\"\u003e\u003cstrong data-start=\"1398\" data-end=\"1423\"\u003ePCM ZR series engines\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1425\" data-end=\"1553\"\u003eThese engines are commonly used in \u003cstrong data-start=\"1460\" data-end=\"1514\"\u003eCorrect Craft \/ Nautique ski, wake, and surf boats\u003c\/strong\u003e and other inboard marine applications.\u003c\/p\u003e\n\u003cp data-start=\"1555\" data-end=\"1563\"\u003eFunction\u003c\/p\u003e\n\u003cp data-start=\"1565\" data-end=\"1783\"\u003eThe thermostat housing gasket seals the joint between the thermostat housing and engine block or intake manifold. This seal prevents coolant leaks while allowing the thermostat to regulate engine operating temperature.\u003c\/p\u003e\n\u003cp data-start=\"1785\" data-end=\"1815\"\u003eReplacing a worn gasket helps:\u003c\/p\u003e\n\u003cul data-start=\"1817\" data-end=\"2023\"\u003e\n\u003cli data-start=\"1817\" data-end=\"1868\"\u003e\n\u003cp data-start=\"1819\" data-end=\"1868\"\u003ePrevent coolant leaks at the thermostat housing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1869\" data-end=\"1912\"\u003e\n\u003cp data-start=\"1871\" data-end=\"1912\"\u003eMaintain proper cooling system pressure\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1913\" data-end=\"1963\"\u003e\n\u003cp data-start=\"1915\" data-end=\"1963\"\u003eEnsure efficient engine temperature regulation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1964\" data-end=\"2023\"\u003e\n\u003cp data-start=\"1966\" data-end=\"2023\"\u003eProtect surrounding engine components from coolant loss\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2025\" data-end=\"2053\"\u003eImportant Compatibility Note\u003c\/p\u003e\n\u003cp data-start=\"2055\" data-end=\"2288\"\u003eThermostat housing gaskets vary depending on \u003cstrong data-start=\"2100\" data-end=\"2168\"\u003eengine model, thermostat housing design, and serial number range\u003c\/strong\u003e. Always verify compatibility using the \u003cstrong data-start=\"2208\" data-end=\"2242\"\u003eengine model and serial number\u003c\/strong\u003e before ordering to ensure the correct gasket.\u003c\/p\u003e\n\u003cp data-start=\"2290\" data-end=\"2326\"\u003eCross-Stock \/ Reference Part Numbers\u003c\/p\u003e\n\u003cul data-start=\"2328\" data-end=\"2344\"\u003e\n\u003cli data-start=\"2328\" data-end=\"2344\"\u003e\n\u003cp data-start=\"2330\" data-end=\"2344\"\u003e\u003cstrong data-start=\"2330\" data-end=\"2344\"\u003ePCM RM0004\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2346\" data-end=\"2411\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eShipping: Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e","brand":"PCM","offers":[{"title":"Default Title","offer_id":43563969970212,"sku":"RM0004","price":3.67,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/cc9921af-d781-4c23-a72f-66d24fdd8eaf.png?v=1773605158"},{"product_id":"pcm-thermostat-kit-143f-rp026002e","title":"PCM Thermostat Kit 143°F – RP026002E","description":"\u003cp data-start=\"143\" data-end=\"295\"\u003eThe \u003cstrong data-start=\"147\" data-end=\"179\"\u003ePCM RP026002E Thermostat Kit\u003c\/strong\u003e is a genuine OEM \u003cstrong data-start=\"197\" data-end=\"227\"\u003e143°F raw water thermostat\u003c\/strong\u003e designed for Pleasurecraft Marine (PCM) Ford-based inboard engines.\u003c\/p\u003e\n\u003cp data-start=\"297\" data-end=\"649\"\u003eThis thermostat regulates coolant flow in \u003cstrong data-start=\"339\" data-end=\"367\"\u003eraw water cooled systems\u003c\/strong\u003e, maintaining a lower operating temperature compared to closed cooling systems. The \u003cstrong data-start=\"451\" data-end=\"467\"\u003e143°F rating\u003c\/strong\u003e is critical for proper operation on older PCM carbureted engines, ensuring correct fuel combustion, preventing overheating, and reducing internal corrosion caused by excessive heat.\u003c\/p\u003e\n\u003cp data-start=\"651\" data-end=\"889\"\u003eThis kit includes both the thermostat and gasket, allowing for a complete service replacement. It is specifically designed for early PCM Ford marine engines and provides correct flow characteristics required for raw water cooling systems.\u003c\/p\u003e\n\u003chr data-start=\"891\" data-end=\"894\"\u003e\n\u003ch2 data-start=\"896\" data-end=\"915\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"899\" data-end=\"915\"\u003eKey Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"916\" data-end=\"1208\"\u003e\n\u003cli data-start=\"916\" data-end=\"963\"\u003eGenuine PCM \/ Pleasurecraft Marine OEM part\u003c\/li\u003e\n\u003cli data-start=\"964\" data-end=\"1003\"\u003e\n\u003cstrong data-start=\"966\" data-end=\"982\"\u003e143°F (62°C)\u003c\/strong\u003e temperature rating\u003c\/li\u003e\n\u003cli data-start=\"1004\" data-end=\"1049\"\u003eDesigned for \u003cstrong data-start=\"1019\" data-end=\"1047\"\u003eraw water cooled systems\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1050\" data-end=\"1084\"\u003eIncludes thermostat and gasket\u003c\/li\u003e\n\u003cli data-start=\"1085\" data-end=\"1134\"\u003eMaintains proper engine operating temperature\u003c\/li\u003e\n\u003cli data-start=\"1135\" data-end=\"1181\"\u003ePrevents overheating and thermal imbalance\u003c\/li\u003e\n\u003cli data-start=\"1182\" data-end=\"1208\"\u003eDirect OEM replacement\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1210\" data-end=\"1213\"\u003e\n\u003ch2 data-start=\"1215\" data-end=\"1242\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1218\" data-end=\"1242\"\u003eEngine Compatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-start=\"1244\" data-end=\"1294\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1248\" data-end=\"1294\"\u003ePCM Ford Marine Engines (Raw Water Cooled)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1295\" data-end=\"1342\"\u003e\n\u003cli data-start=\"1295\" data-end=\"1318\"\u003e\u003cstrong data-start=\"1297\" data-end=\"1316\"\u003eFord 302 (5.0L)\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"1319\" data-end=\"1342\"\u003e\u003cstrong data-start=\"1321\" data-end=\"1340\"\u003eFord 351 (5.8L)\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1344\" data-end=\"1396\"\u003e➡️ Used on PCM inboard engines from approximately:\u003c\/p\u003e\n\u003cul data-start=\"1397\" data-end=\"1489\"\u003e\n\u003cli data-start=\"1397\" data-end=\"1489\"\u003e\n\u003cstrong data-start=\"1399\" data-end=\"1449\"\u003e1970s through early 1990s (carbureted engines)\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1491\" data-end=\"1494\"\u003e\n\u003ch2 data-start=\"1496\" data-end=\"1526\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1499\" data-end=\"1526\"\u003eImportant Fitment Notes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1527\" data-end=\"1779\"\u003e\n\u003cli data-start=\"1527\" data-end=\"1585\"\u003eDesigned specifically for \u003cstrong data-start=\"1555\" data-end=\"1583\"\u003eraw water cooled engines\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1586\" data-end=\"1660\"\u003eCan be replaced with a \u003cstrong data-start=\"1611\" data-end=\"1658\"\u003e160°F thermostat ONLY on carbureted engines\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1661\" data-end=\"1779\"\u003e❌ \u003cstrong data-start=\"1665\" data-end=\"1700\"\u003eDo NOT use 143°F on EFI engines\u003c\/strong\u003e (they require higher temp thermostats) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1781\" data-end=\"1784\"\u003e\n\u003ch2 data-start=\"1786\" data-end=\"1807\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1789\" data-end=\"1807\"\u003eSpecifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1808\" data-end=\"2001\"\u003e\n\u003cli data-start=\"1808\" data-end=\"1838\"\u003ePart Number: \u003cstrong data-start=\"1823\" data-end=\"1836\"\u003eRP026002E\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1839\" data-end=\"1879\"\u003eTemperature Rating: \u003cstrong data-start=\"1861\" data-end=\"1877\"\u003e143°F (62°C)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1880\" data-end=\"1916\"\u003eCooling System: Raw water cooled\u003c\/li\u003e\n\u003cli data-start=\"1917\" data-end=\"1958\"\u003eEngine Platform: PCM Ford small block\u003c\/li\u003e\n\u003cli data-start=\"1959\" data-end=\"2001\"\u003eType: Thermostat kit (includes gasket)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2003\" data-end=\"2006\"\u003e\n\u003ch2 data-start=\"2008\" data-end=\"2030\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2011\" data-end=\"2030\"\u003eWhat’s Included\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2031\" data-end=\"2103\"\u003e\n\u003cli data-start=\"2031\" data-end=\"2045\"\u003eThermostat\u003c\/li\u003e\n\u003cli data-start=\"2046\" data-end=\"2103\"\u003eGasket (RM0003) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2105\" data-end=\"2108\"\u003e\n\u003ch2 data-start=\"2110\" data-end=\"2149\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2113\" data-end=\"2149\"\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2150\" data-end=\"2303\"\u003e\n\u003cli data-start=\"2150\" data-end=\"2187\"\u003eEngine overheating or running hot\u003c\/li\u003e\n\u003cli data-start=\"2188\" data-end=\"2230\"\u003eEngine not reaching proper temperature\u003c\/li\u003e\n\u003cli data-start=\"2231\" data-end=\"2258\"\u003eTemperature fluctuation\u003c\/li\u003e\n\u003cli data-start=\"2259\" data-end=\"2303\"\u003eRoutine maintenance on older PCM engines\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2305\" data-end=\"2308\"\u003e\n\u003ch2 data-start=\"2310\" data-end=\"2335\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2313\" data-end=\"2335\"\u003eInstallation Notes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2336\" data-end=\"2507\"\u003e\n\u003cli data-start=\"2336\" data-end=\"2375\"\u003eAlways install with included gasket\u003c\/li\u003e\n\u003cli data-start=\"2376\" data-end=\"2421\"\u003eVerify correct orientation during install\u003c\/li\u003e\n\u003cli data-start=\"2422\" data-end=\"2459\"\u003eClean housing surfaces thoroughly\u003c\/li\u003e\n\u003cli data-start=\"2460\" data-end=\"2507\"\u003eConfirm proper operating temp after install\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2509\" data-end=\"2512\"\u003e\n\u003ch2 data-start=\"2514\" data-end=\"2553\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2517\" data-end=\"2553\"\u003eAlternate \/ Related Part Numbers\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-start=\"2555\" data-end=\"2580\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2559\" data-end=\"2580\"\u003eOEM \/ PCM Options\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"2581\" data-end=\"2662\"\u003e\n\u003cli data-start=\"2581\" data-end=\"2629\"\u003e\n\u003cstrong data-start=\"2583\" data-end=\"2595\"\u003eRP026002\u003c\/strong\u003e – 160°F version (newer systems)\u003c\/li\u003e\n\u003cli data-start=\"2630\" data-end=\"2662\"\u003e\n\u003cstrong data-start=\"2632\" data-end=\"2644\"\u003eRP026003\u003c\/strong\u003e – 170°F version\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"2664\" data-end=\"2689\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2668\" data-end=\"2689\"\u003eAftermarket Cross\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"2690\" data-end=\"2771\"\u003e\n\u003cli data-start=\"2690\" data-end=\"2771\"\u003eSierra: \u003cstrong data-start=\"2700\" data-end=\"2711\"\u003e18-3671\u003c\/strong\u003e (143°F replacement) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2773\" data-end=\"2776\"\u003e\n\u003ch2 data-start=\"2778\" data-end=\"2795\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2781\" data-end=\"2793\"\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"2796\" data-end=\"2863\"\u003eShipping: Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e\n\u003chr data-start=\"2865\" data-end=\"2868\"\u003e\n\u003ch3 data-start=\"2870\" data-end=\"2897\"\u003e💡 Parts Desk Insight\u003c\/h3\u003e\n\u003cp data-start=\"2898\" data-end=\"3112\"\u003e143° thermostats are \u003cstrong data-start=\"2919\" data-end=\"2965\"\u003enot interchangeable across all PCM engines\u003c\/strong\u003e—if you install the wrong temp (especially on EFI), you’ll get poor performance or engine codes. Always match the cooling system and engine type 👍\u003c\/p\u003e","brand":"PCM","offers":[{"title":"Default Title","offer_id":43563970461732,"sku":"RP026002E","price":78.62,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/28f9b61b-5fd3-42bf-a925-e9f748d39ccb.png?v=1773606575"},{"product_id":"volvo-penta-gasket-1542123","title":"Volvo Penta Thermostat Housing Gasket – 1542123","description":"\u003csection class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"66ff3d63-8dea-405c-bae6-dc893e9570d0\" data-testid=\"conversation-turn-493\" data-scroll-anchor=\"true\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"66ff3d63-8dea-405c-bae6-dc893e9570d0\" data-turn-start-message=\"true\" dir=\"auto\" data-message-model-slug=\"gpt-5-3\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full wrap-break-word dark markdown-new-styling\"\u003e\n\u003ch2 data-start=\"0\" data-end=\"22\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"3\" data-end=\"20\"\u003eProduct Title\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"23\" data-end=\"97\"\u003eVolvo Penta Gasket 1542123 – OEM Marine Engine Thermostat Housing Gasket\u003c\/p\u003e\n\u003chr data-start=\"99\" data-end=\"102\"\u003e\n\u003ch2 data-start=\"104\" data-end=\"132\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"107\" data-end=\"130\"\u003eProduct Description\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"133\" data-end=\"301\"\u003eThe \u003cstrong data-start=\"137\" data-end=\"167\"\u003eVolvo Penta 1542123 Gasket\u003c\/strong\u003e is a genuine OEM sealing component engineered to provide a reliable, leak-free seal within Volvo Penta marine engine cooling systems.\u003c\/p\u003e\n\u003cp data-start=\"303\" data-end=\"677\"\u003eThis gasket is specifically designed for use in \u003cstrong data-start=\"351\" data-end=\"404\"\u003ethermostat housing and coolant passage interfaces\u003c\/strong\u003e, where maintaining proper sealing is critical for system pressure, coolant flow, and overall engine temperature control. It prevents coolant leaks and air intrusion, both of which can lead to overheating, inconsistent temperature regulation, and reduced engine efficiency.\u003c\/p\u003e\n\u003cp data-start=\"679\" data-end=\"1037\"\u003eManufactured from \u003cstrong data-start=\"697\" data-end=\"752\"\u003ehigh-quality marine-grade composite gasket material\u003c\/strong\u003e, it is built to withstand continuous exposure to heat, coolant chemicals, and pressure cycles. The material maintains its structural integrity and sealing capability even under repeated thermal expansion and contraction, making it ideal for both freshwater and saltwater applications.\u003c\/p\u003e\n\u003cp data-start=\"1039\" data-end=\"1231\"\u003eDesigned to Volvo Penta’s exact OEM specifications, this gasket ensures proper fitment, consistent compression, and long-term sealing performance without the need for trimming or modification.\u003c\/p\u003e\n\u003chr data-start=\"1233\" data-end=\"1236\"\u003e\n\u003ch2 data-start=\"1238\" data-end=\"1257\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1241\" data-end=\"1257\"\u003eKey Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1258\" data-end=\"1587\"\u003e\n\u003cli data-start=\"1258\" data-end=\"1292\"\u003eGenuine Volvo Penta OEM gasket\u003c\/li\u003e\n\u003cli data-start=\"1293\" data-end=\"1355\"\u003eDesigned for thermostat housing and cooling system sealing\u003c\/li\u003e\n\u003cli data-start=\"1356\" data-end=\"1400\"\u003ePrevents coolant leaks and air intrusion\u003c\/li\u003e\n\u003cli data-start=\"1401\" data-end=\"1445\"\u003eMaintains proper cooling system pressure\u003c\/li\u003e\n\u003cli data-start=\"1446\" data-end=\"1501\"\u003eHeat- and chemical-resistant composite construction\u003c\/li\u003e\n\u003cli data-start=\"1502\" data-end=\"1541\"\u003eWithstands repeated thermal cycling\u003c\/li\u003e\n\u003cli data-start=\"1542\" data-end=\"1587\"\u003eDirect OEM fit – no modification required\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1589\" data-end=\"1592\"\u003e\n\u003ch2 data-start=\"1594\" data-end=\"1621\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1597\" data-end=\"1621\"\u003eEngine Compatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-start=\"1623\" data-end=\"1657\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1627\" data-end=\"1657\"\u003eVolvo Penta Marine Engines\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1658\" data-end=\"1675\"\u003eCommonly used on:\u003c\/p\u003e\n\u003cul data-start=\"1676\" data-end=\"1827\"\u003e\n\u003cli data-start=\"1676\" data-end=\"1722\"\u003eVolvo Penta \u003cstrong data-start=\"1690\" data-end=\"1720\"\u003eAQ series gasoline engines\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1723\" data-end=\"1777\"\u003eVolvo Penta \u003cstrong data-start=\"1737\" data-end=\"1775\"\u003e4-cylinder and V6 gasoline engines\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1778\" data-end=\"1827\"\u003eVolvo Penta \u003cstrong data-start=\"1792\" data-end=\"1825\"\u003esmall-block V8 marine engines\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"1829\" data-end=\"1864\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1833\" data-end=\"1864\"\u003eCooling System Applications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1865\" data-end=\"1970\"\u003e\n\u003cli data-start=\"1865\" data-end=\"1898\"\u003eThermostat housing assemblies\u003c\/li\u003e\n\u003cli data-start=\"1899\" data-end=\"1929\"\u003eCoolant outlet connections\u003c\/li\u003e\n\u003cli data-start=\"1930\" data-end=\"1970\"\u003eRaw water and closed cooling systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1972\" data-end=\"2053\"\u003e➡️ Often used in conjunction with \u003cstrong data-start=\"2006\" data-end=\"2051\"\u003eVolvo Penta thermostat service components\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-start=\"2055\" data-end=\"2058\"\u003e\n\u003ch2 data-start=\"2060\" data-end=\"2097\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2063\" data-end=\"2095\"\u003eSerial Number Fitment Notice\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"2098\" data-end=\"2117\"\u003eFitment depends on:\u003c\/p\u003e\n\u003cul data-start=\"2118\" data-end=\"2209\"\u003e\n\u003cli data-start=\"2118\" data-end=\"2146\"\u003eEngine model and variant\u003c\/li\u003e\n\u003cli data-start=\"2147\" data-end=\"2179\"\u003eCooling system configuration\u003c\/li\u003e\n\u003cli data-start=\"2180\" data-end=\"2209\"\u003eThermostat housing design\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2211\" data-end=\"2295\"\u003e⚠️ Always confirm compatibility using your \u003cstrong data-start=\"2254\" data-end=\"2278\"\u003eengine serial number\u003c\/strong\u003e before ordering.\u003c\/p\u003e\n\u003chr data-start=\"2297\" data-end=\"2300\"\u003e\n\u003ch2 data-start=\"2302\" data-end=\"2323\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2305\" data-end=\"2323\"\u003eSpecifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2324\" data-end=\"2609\"\u003e\n\u003cli data-start=\"2324\" data-end=\"2352\"\u003ePart Number: \u003cstrong data-start=\"2339\" data-end=\"2350\"\u003e1542123\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2353\" data-end=\"2384\"\u003eType: Cooling system gasket\u003c\/li\u003e\n\u003cli data-start=\"2385\" data-end=\"2442\"\u003eFunction: Seals thermostat housing \/ coolant passages\u003c\/li\u003e\n\u003cli data-start=\"2443\" data-end=\"2501\"\u003eMaterial: Marine-grade fiber\/composite gasket material\u003c\/li\u003e\n\u003cli data-start=\"2502\" data-end=\"2609\"\u003eOperating Environment:\n\u003cul data-start=\"2531\" data-end=\"2609\"\u003e\n\u003cli data-start=\"2531\" data-end=\"2567\"\u003eHigh-temperature coolant systems\u003c\/li\u003e\n\u003cli data-start=\"2570\" data-end=\"2609\"\u003eMarine freshwater and saltwater use\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2611\" data-end=\"2614\"\u003e\n\u003ch2 data-start=\"2616\" data-end=\"2638\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2619\" data-end=\"2638\"\u003eWhat’s Included\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2639\" data-end=\"2661\"\u003e\n\u003cli data-start=\"2639\" data-end=\"2661\"\u003eGasket (single unit)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2663\" data-end=\"2666\"\u003e\n\u003ch2 data-start=\"2668\" data-end=\"2707\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2671\" data-end=\"2707\"\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"2708\" data-end=\"2741\"\u003eReplace the gasket if you notice:\u003c\/p\u003e\n\u003cul data-start=\"2742\" data-end=\"2983\"\u003e\n\u003cli data-start=\"2742\" data-end=\"2791\"\u003eCoolant leakage at housing or mating surfaces\u003c\/li\u003e\n\u003cli data-start=\"2792\" data-end=\"2827\"\u003eLoss of cooling system pressure\u003c\/li\u003e\n\u003cli data-start=\"2828\" data-end=\"2866\"\u003eOverheating caused by coolant loss\u003c\/li\u003e\n\u003cli data-start=\"2867\" data-end=\"2917\"\u003eVisible cracking, flattening, or deterioration\u003c\/li\u003e\n\u003cli data-start=\"2918\" data-end=\"2983\"\u003eAnytime the housing is removed (gaskets should not be reused)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2985\" data-end=\"2988\"\u003e\n\u003ch2 data-start=\"2990\" data-end=\"3015\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2993\" data-end=\"3015\"\u003eInstallation Notes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"3016\" data-end=\"3255\"\u003e\n\u003cli data-start=\"3016\" data-end=\"3066\"\u003eAlways install a \u003cstrong data-start=\"3035\" data-end=\"3064\"\u003enew gasket during service\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3067\" data-end=\"3123\"\u003eClean mating surfaces thoroughly before installation\u003c\/li\u003e\n\u003cli data-start=\"3124\" data-end=\"3178\"\u003eEnsure proper alignment of bolt holes and passages\u003c\/li\u003e\n\u003cli data-start=\"3179\" data-end=\"3211\"\u003eDo not overtighten fasteners\u003c\/li\u003e\n\u003cli data-start=\"3212\" data-end=\"3255\"\u003ePressure test system after installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3257\" data-end=\"3260\"\u003e\n\u003ch2 data-start=\"3262\" data-end=\"3304\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"3265\" data-end=\"3304\"\u003eAlternate \/ Superseded Part Numbers\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-start=\"3306\" data-end=\"3334\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"3310\" data-end=\"3334\"\u003eOEM Cross References\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"3335\" data-end=\"3363\"\u003e\n\u003cli data-start=\"3335\" data-end=\"3363\"\u003eVolvo Penta: \u003cstrong data-start=\"3350\" data-end=\"3361\"\u003e1542123\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3365\" data-end=\"3368\"\u003e\n\u003ch2 data-start=\"3370\" data-end=\"3387\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"3373\" data-end=\"3385\"\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"3388\" data-end=\"3455\"\u003eShipping: Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e\n\u003chr data-start=\"3457\" data-end=\"3460\"\u003e\n\u003ch3 data-start=\"3462\" data-end=\"3489\"\u003e💡 Parts Desk Insight\u003c\/h3\u003e\n\u003cp data-start=\"3490\" data-end=\"3648\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eGaskets like this are cheap insurance—anytime you open a thermostat housing, replace it. Reusing old ones is one of the most common causes of coolant leaks 👍\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e","brand":"VOL","offers":[{"title":"Default Title","offer_id":43563975704612,"sku":"1542123","price":33.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/a8882123-4992-4a94-b9a5-fe9fa1b1bd0b.png?v=1774385446"},{"product_id":"volvo-penta-thermostat-20450736","title":"Volvo Penta Thermostat 82°C D5A D7A TAD 20450736","description":"\u003cp\u003eThe \u003cstrong\u003eVolvo Penta Thermostat 20450736\u003c\/strong\u003e is a genuine OEM engine cooling thermostat used in compatible Volvo Penta D5\/D7 and industrial engine cooling systems. It regulates coolant temperature by controlling flow through the cooling circuit, helping the engine reach and maintain proper operating temperature.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine \u003cstrong\u003eVolvo Penta\u003c\/strong\u003e thermostat\u003c\/li\u003e\n\u003cli\u003ePart number: \u003cstrong\u003e20450736\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eOpening temperature reference: \u003cstrong\u003e82–83°C\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eCooling-system thermostat for compatible Volvo Penta engines\u003c\/li\u003e\n\u003cli\u003eHelps maintain correct engine operating temperature\u003c\/li\u003e\n\u003cli\u003eSupports proper warm-up, cooling control, and engine efficiency\u003c\/li\u003e\n\u003cli\u003eCommonly associated with Volvo Penta \u003cstrong\u003eD5A\u003c\/strong\u003e, \u003cstrong\u003eD7A\/D7C\u003c\/strong\u003e, \u003cstrong\u003eTD420VE\u003c\/strong\u003e, \u003cstrong\u003eTAD420VE\u003c\/strong\u003e, \u003cstrong\u003eTAD620VE\u003c\/strong\u003e, \u003cstrong\u003eTAD650VE\u003c\/strong\u003e, \u003cstrong\u003eTAD660VE\u003c\/strong\u003e, \u003cstrong\u003eTAD750VE\u003c\/strong\u003e, and \u003cstrong\u003eTAD760VE\u003c\/strong\u003e applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eEngine Compatibility\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eCommonly shown for Volvo Penta engine families including \u003cstrong\u003eD5A-B TA, D5A-T, D5A-TA, D7A-B TA, D7A-T, D7A-TA, D7C-B TA, D7C-TA, TD420VE, TAD420VE, TAD620VE, TAD650VE, TAD660VE, TAD750VE, and TAD760VE\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eSerial Number Fitment Notice\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThermostat fitment should be confirmed by engine model and serial number before ordering. Volvo Penta cooling-system parts can vary by engine version, production range, and thermostat housing arrangement.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eReplace the thermostat if the engine runs too cold, overheats, warms up slowly, has unstable temperature, shows cooling-system fault symptoms, or if the thermostat is being removed during cooling-system service and shows corrosion, sticking, or seal wear.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eInstallation Notes\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eInstall according to the Volvo Penta service procedure for the specific engine. Drain coolant as required, clean the thermostat housing surfaces, replace related seals or gaskets when required, refill with the correct coolant mixture, bleed air from the system, and verify operating temperature after service.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eAlternate\/Superseded Part Numbers\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eRelated references include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e20450736\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eREC20450736\u003c\/strong\u003e — aftermarket replacement reference\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eParts Desk Insight\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eA thermostat is a small part, but it has a big effect on engine temperature control. Matching by serial number is important because similar Volvo Penta D5\/D7 cooling systems can use different thermostat arrangements depending on engine version.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShipping:\u003c\/strong\u003e Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e","brand":"VOL","offers":[{"title":"Default Title","offer_id":43563977474084,"sku":"20450736","price":150.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/2d91602b-a516-42d7-a420-802064b5ea10.png?v=1774384666"},{"product_id":"volvo-penta-thermostat-21437904","title":"Volvo Penta Thermostat – 21437904","description":"\u003cp data-start=\"123\" data-end=\"281\"\u003eThe \u003cstrong data-start=\"127\" data-end=\"162\"\u003eVolvo Penta 21437904 Thermostat\u003c\/strong\u003e is a genuine OEM cooling system component engineered for precise temperature regulation in Volvo Penta marine engines.\u003c\/p\u003e\n\u003cp data-start=\"283\" data-end=\"651\"\u003eThis thermostat uses an advanced wax-element mechanism to control coolant flow based on engine temperature. As the engine warms, the internal element expands, opening the valve to allow coolant circulation and maintain optimal operating conditions. This ensures proper combustion efficiency, stable oil viscosity, and protection of critical internal engine components.\u003c\/p\u003e\n\u003cp data-start=\"653\" data-end=\"1049\"\u003eDesigned with modern Volvo Penta cooling system architecture, this thermostat incorporates \u003cstrong data-start=\"744\" data-end=\"789\"\u003ebleed notches and internal check features\u003c\/strong\u003e to help purge air from the system, improving cooling efficiency and preventing hot spots. Stainless steel internal components and a robust housing provide long service life in both freshwater and saltwater environments. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1051\" data-end=\"1206\"\u003eBuilt to Volvo Penta’s exact specifications, this unit delivers consistent opening characteristics, reliable performance under load, and exact OEM fitment.\u003c\/p\u003e\n\u003chr data-start=\"1208\" data-end=\"1211\"\u003e\n\u003ch2 data-start=\"1213\" data-end=\"1232\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1216\" data-end=\"1232\"\u003eKey Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1233\" data-end=\"1628\"\u003e\n\u003cli data-start=\"1233\" data-end=\"1271\"\u003eGenuine Volvo Penta OEM thermostat\u003c\/li\u003e\n\u003cli data-start=\"1272\" data-end=\"1317\"\u003ePrecision wax-element temperature control\u003c\/li\u003e\n\u003cli data-start=\"1318\" data-end=\"1367\"\u003eIntegrated bleed design to reduce air pockets\u003c\/li\u003e\n\u003cli data-start=\"1368\" data-end=\"1418\"\u003eMaintains optimal engine operating temperature\u003c\/li\u003e\n\u003cli data-start=\"1419\" data-end=\"1471\"\u003ePrevents overheating and cold-running conditions\u003c\/li\u003e\n\u003cli data-start=\"1472\" data-end=\"1522\"\u003eDurable stainless steel and brass construction\u003c\/li\u003e\n\u003cli data-start=\"1523\" data-end=\"1574\"\u003eDesigned for modern Volvo Penta cooling systems\u003c\/li\u003e\n\u003cli data-start=\"1575\" data-end=\"1628\"\u003eDirect OEM replacement – no modification required\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1630\" data-end=\"1633\"\u003e\n\u003ch2 data-start=\"1635\" data-end=\"1662\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1638\" data-end=\"1662\"\u003eEngine Compatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-start=\"1664\" data-end=\"1698\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1668\" data-end=\"1698\"\u003eVolvo Penta Marine Engines\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1699\" data-end=\"1762\"\u003eUsed across a range of modern Volvo Penta platforms, including:\u003c\/p\u003e\n\u003ch3 data-start=\"1764\" data-end=\"1786\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1768\" data-end=\"1786\"\u003eDiesel Engines\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1787\" data-end=\"1864\"\u003e\n\u003cli data-start=\"1787\" data-end=\"1812\"\u003eVolvo Penta D3 series\u003c\/li\u003e\n\u003cli data-start=\"1813\" data-end=\"1838\"\u003eVolvo Penta D4 series\u003c\/li\u003e\n\u003cli data-start=\"1839\" data-end=\"1864\"\u003eVolvo Penta D6 series\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"1866\" data-end=\"1920\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1870\" data-end=\"1920\"\u003eGasoline Engines (select late-model platforms)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1921\" data-end=\"1978\"\u003e\n\u003cli data-start=\"1921\" data-end=\"1978\"\u003eVolvo Penta V6 and V8 engines (application dependent)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1980\" data-end=\"2062\"\u003e➡️ Commonly found in \u003cstrong data-start=\"2001\" data-end=\"2062\"\u003emodern sterndrive and inboard Volvo Penta cooling systems\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-start=\"2064\" data-end=\"2067\"\u003e\n\u003ch2 data-start=\"2069\" data-end=\"2106\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2072\" data-end=\"2104\"\u003eSerial Number Fitment Notice\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"2107\" data-end=\"2126\"\u003eFitment depends on:\u003c\/p\u003e\n\u003cul data-start=\"2127\" data-end=\"2201\"\u003e\n\u003cli data-start=\"2127\" data-end=\"2155\"\u003eEngine model and variant\u003c\/li\u003e\n\u003cli data-start=\"2156\" data-end=\"2175\"\u003eProduction year\u003c\/li\u003e\n\u003cli data-start=\"2176\" data-end=\"2201\"\u003eCooling system design\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2203\" data-end=\"2287\"\u003e⚠️ Always confirm compatibility using your \u003cstrong data-start=\"2246\" data-end=\"2270\"\u003eengine serial number\u003c\/strong\u003e before ordering.\u003c\/p\u003e\n\u003chr data-start=\"2289\" data-end=\"2292\"\u003e\n\u003ch2 data-start=\"2294\" data-end=\"2315\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2297\" data-end=\"2315\"\u003eSpecifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2316\" data-end=\"2677\"\u003e\n\u003cli data-start=\"2316\" data-end=\"2345\"\u003ePart Number: \u003cstrong data-start=\"2331\" data-end=\"2343\"\u003e21437904\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2346\" data-end=\"2373\"\u003eType: Engine thermostat\u003c\/li\u003e\n\u003cli data-start=\"2374\" data-end=\"2433\"\u003eFunction: Regulates coolant flow and engine temperature\u003c\/li\u003e\n\u003cli data-start=\"2434\" data-end=\"2481\"\u003eOperation: Wax-element, spring-loaded valve\u003c\/li\u003e\n\u003cli data-start=\"2482\" data-end=\"2569\"\u003eConstruction:\n\u003cul data-start=\"2502\" data-end=\"2569\"\u003e\n\u003cli data-start=\"2502\" data-end=\"2541\"\u003eStainless steel internal components\u003c\/li\u003e\n\u003cli data-start=\"2544\" data-end=\"2569\"\u003eBrass thermal element\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2570\" data-end=\"2677\"\u003eDesign Features:\n\u003cul data-start=\"2593\" data-end=\"2677\"\u003e\n\u003cli data-start=\"2593\" data-end=\"2634\"\u003eIntegrated bleed \/ air purge features\u003c\/li\u003e\n\u003cli data-start=\"2637\" data-end=\"2677\"\u003eHigh-efficiency coolant flow control\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2679\" data-end=\"2682\"\u003e\n\u003ch2 data-start=\"2684\" data-end=\"2706\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2687\" data-end=\"2706\"\u003eWhat’s Included\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2707\" data-end=\"2766\"\u003e\n\u003cli data-start=\"2707\" data-end=\"2766\"\u003eThermostat (seal\/gasket sold separately unless specified)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2768\" data-end=\"2771\"\u003e\n\u003ch2 data-start=\"2773\" data-end=\"2812\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2776\" data-end=\"2812\"\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"2813\" data-end=\"2854\"\u003eReplace the thermostat if you experience:\u003c\/p\u003e\n\u003cul data-start=\"2855\" data-end=\"3033\"\u003e\n\u003cli data-start=\"2855\" data-end=\"2877\"\u003eEngine overheating\u003c\/li\u003e\n\u003cli data-start=\"2878\" data-end=\"2921\"\u003eEngine running below proper temperature\u003c\/li\u003e\n\u003cli data-start=\"2922\" data-end=\"2970\"\u003eFluctuating or unstable temperature readings\u003c\/li\u003e\n\u003cli data-start=\"2971\" data-end=\"2990\"\u003eDelayed warm-up\u003c\/li\u003e\n\u003cli data-start=\"2991\" data-end=\"3033\"\u003eReduced fuel efficiency or performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3035\" data-end=\"3038\"\u003e\n\u003ch2 data-start=\"3040\" data-end=\"3065\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"3043\" data-end=\"3065\"\u003eInstallation Notes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"3066\" data-end=\"3325\"\u003e\n\u003cli data-start=\"3066\" data-end=\"3122\"\u003eReplace sealing O-ring or gasket during installation\u003c\/li\u003e\n\u003cli data-start=\"3123\" data-end=\"3182\"\u003eInstall with correct orientation (spring toward engine)\u003c\/li\u003e\n\u003cli data-start=\"3183\" data-end=\"3234\"\u003eInspect housing and cooling passages for debris\u003c\/li\u003e\n\u003cli data-start=\"3235\" data-end=\"3273\"\u003eBleed cooling system if applicable\u003c\/li\u003e\n\u003cli data-start=\"3274\" data-end=\"3325\"\u003eVerify operating temperature after installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3327\" data-end=\"3330\"\u003e\n\u003ch2 data-start=\"3332\" data-end=\"3374\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"3335\" data-end=\"3374\"\u003eAlternate \/ Superseded Part Numbers\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-start=\"3376\" data-end=\"3404\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"3380\" data-end=\"3404\"\u003eOEM Cross References\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"3405\" data-end=\"3434\"\u003e\n\u003cli data-start=\"3405\" data-end=\"3434\"\u003eVolvo Penta: \u003cstrong data-start=\"3420\" data-end=\"3432\"\u003e21437904\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3436\" data-end=\"3439\"\u003e\n\u003ch2 data-start=\"3441\" data-end=\"3458\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"3444\" data-end=\"3456\"\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"3459\" data-end=\"3526\"\u003eShipping: Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e\n\u003chr data-start=\"3528\" data-end=\"3531\"\u003e\n\u003ch3 data-start=\"3533\" data-end=\"3560\"\u003e💡 Parts Desk Insight\u003c\/h3\u003e\n\u003cp data-start=\"3561\" data-end=\"3727\"\u003eThese newer Volvo thermostats are designed to \u003cstrong data-start=\"3607\" data-end=\"3643\"\u003emanage air in the cooling system\u003c\/strong\u003e—if you’ve got temp spikes or inconsistent readings, this is often the root cause 👍\u003c\/p\u003e","brand":"VOL","offers":[{"title":"Default Title","offer_id":43563987566628,"sku":"21437904","price":99.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/fe361b65-c53a-468e-84d6-e420812d4bc0.png?v=1774384263"},{"product_id":"volvo-511","title":"Volvo Penta Thermostat Cooling O-Ring 3583830","description":"\u003cp\u003eVolvo Penta 3583830 is a genuine OEM O-ring used in Volvo Penta cooling-system service. Current fitment trails support this seal in compact Volvo Penta diesel applications, with the strongest public evidence pointing to \u003cstrong\u003ethermostat and cooling-system sealing\u003c\/strong\u003e use on \u003cstrong\u003eD1, D2, D4, and D6\u003c\/strong\u003e engine families, depending on the exact serial-number-based application. Current parts references also show earlier number \u003cstrong\u003e888623\u003c\/strong\u003e updating to \u003cstrong\u003e3583830\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Volvo Penta OEM O-ring, part number \u003cstrong\u003e3583830\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eUsed in Volvo Penta cooling-system sealing applications.\u003c\/li\u003e\n\u003cli\u003eStrong current fitment trail includes \u003cstrong\u003eD1\u003c\/strong\u003e, \u003cstrong\u003eD2\u003c\/strong\u003e, \u003cstrong\u003eD4\u003c\/strong\u003e, and \u003cstrong\u003eD6\u003c\/strong\u003e diesel platforms, depending on the exact engine and diagram position.\u003c\/li\u003e\n\u003cli\u003eCurrent supersession references show \u003cstrong\u003e888623\u003c\/strong\u003e updated to \u003cstrong\u003e3583830\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eEngine Compatibility\u003c\/h2\u003e\n\u003cp\u003eThe strongest supportable fitment trail for Volvo Penta 3583830 is with Volvo Penta diesel cooling-system applications. Current public references specifically associate it with \u003cstrong\u003eD1-13, D1-20, D1-30, D2-40, D2-55\u003c\/strong\u003e, plus a broader set of \u003cstrong\u003eD4\u003c\/strong\u003e and \u003cstrong\u003eD6\u003c\/strong\u003e diesel models. Because O-rings like this can be used in more than one nearby cooling-system position depending on engine family and revision, the safest fitment standard is the exact Volvo Penta serial-number-based parts diagram for the engine being serviced.\u003c\/p\u003e\n\u003ch2\u003eSerial Number Fitment Notice\u003c\/h2\u003e\n\u003cp\u003eFitment can vary by engine family, thermostat housing, and cooling-system revision. Confirm Volvo Penta part number \u003cstrong\u003e3583830\u003c\/strong\u003e against your engine serial number and the correct Volvo Penta cooling-system diagram before ordering, especially where similar O-rings appear in nearby thermostat or cooling-stack positions. The current public fitment trail is broad enough that serial-number verification matters on this one.\u003c\/p\u003e\n\u003ch2\u003eWhen This Part Needs Replacement\u003c\/h2\u003e\n\u003cp\u003eReplace this O-ring whenever the thermostat housing or related cooling-system connection has been opened, or when the original seal shows flattening, hardening, swelling, seepage, or damage during removal. It is also a smart replacement during routine cooling-system service because small seals like this are much cheaper to renew while the assembly is already apart. This replacement guidance is based on the part type and the current cooling-system fitment trail.\u003c\/p\u003e\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cp\u003eMatch this O-ring to the exact Volvo Penta application before installation. The strongest current references support thermostat and cooling-system use, so confirming both the part number and exact diagram position is the safest cross-check before ordering or reassembly. Clean the groove and sealing surfaces carefully, and avoid reusing an old compressed seal if the cooling assembly has already been opened.\u003c\/p\u003e\n\u003ch2\u003eAlternate\/Superseded Part Numbers\u003c\/h2\u003e\n\u003cp\u003eCurrent parts references show \u003cstrong\u003e888623\u003c\/strong\u003e as an earlier number updated to \u003cstrong\u003e3583830\u003c\/strong\u003e. Use \u003cstrong\u003e3583830\u003c\/strong\u003e as the current primary OEM ordering number for this listing.\u003c\/p\u003e\n\u003ch2\u003eParts Desk Insight\u003c\/h2\u003e\n\u003cp\u003eSmall cooling-system O-rings are easy to underestimate because they look simple on the bench. On Volvo Penta diesel engines, matching the exact serial-number-based diagram first is usually much safer than trying to compare an old seal by diameter alone.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShipping:\u003c\/strong\u003e Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e","brand":"VOL","offers":[{"title":"Default Title","offer_id":43564002443300,"sku":"3583830","price":15.1,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/download_acd3f3d8-7548-45e2-9ba9-c2680ff570d7.png?v=1776459263"},{"product_id":"volvo-522","title":"Volvo Penta Thermostat Cooling O-Ring 3586514","description":"\u003cp\u003eVolvo Penta 3586514 is a genuine OEM O-ring used in select Volvo Penta cooling-system service applications. Current dealer and distributor references consistently identify it as an original Volvo Penta sealing ring, with strong support around D1 and D2 diesel thermostat-related service and additional catalog appearances in certain larger-engine parts references, so fitment should be matched by engine model and serial number rather than appearance alone.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Volvo Penta OEM part number 3586514.\u003c\/li\u003e\n\u003cli\u003eO-ring sealing component for select cooling-system and thermostat-related applications.\u003c\/li\u003e\n\u003cli\u003eCommonly referenced for Volvo Penta D1 and D2 marine diesel service.\u003c\/li\u003e\n\u003cli\u003eBest matched by engine model and serial number for accurate fitment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eEngine Compatibility\u003c\/h2\u003e\n\u003cp\u003eStrong supportable references link 3586514 to Volvo Penta D1-13, D1-20, D1-30, D2-40, D2-55, D2-60, and D2-75 applications, especially around thermostat or thermostat-housing service. Additional dealer catalog references also show this O-ring appearing across broader Volvo Penta engine families, which is why exact fitment should be confirmed against the engine serial number and parts breakdown before ordering.\u003c\/p\u003e\n\u003ch2\u003eSerial Number Fitment Notice\u003c\/h2\u003e\n\u003cp\u003eVolvo Penta parts usage can vary by engine version, production break, and component housing. Match part number 3586514 to your engine serial number or existing parts schematic before ordering to confirm the correct sealing location and application.\u003c\/p\u003e\n\u003ch2\u003eWhen This Part Needs Replacement\u003c\/h2\u003e\n\u003cp\u003eReplace this O-ring anytime the related thermostat housing or cooling-system sealing point is opened, or when the original seal shows flattening, hardening, cracking, coolant seepage, or loss of elasticity. Replacing a low-cost seal during service is usually the safer choice than reusing an aged one.\u003c\/p\u003e\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cp\u003eInstall only on a clean sealing surface and compare the old seal carefully against the new OEM O-ring before assembly. Light lubrication with the appropriate engine-safe fluid can help prevent pinching during installation. Avoid stretching, twisting, or reusing a compressed old seal when servicing thermostat or cooling-system components.\u003c\/p\u003e\n\u003ch2\u003eAlternate\/Superseded Part Numbers\u003c\/h2\u003e\n\u003cp\u003eCurrent references reviewed identify 3586514 as the active Volvo Penta OEM number. Related service references may show it alongside other cooling-system seal numbers such as 3581070 and 3583830 within certain gasket or heat-exchanger service kits, but those are separate components rather than direct replacements.\u003c\/p\u003e\n\u003ch2\u003eParts Desk Insight\u003c\/h2\u003e\n\u003cp\u003eWith O-rings like this, the easy mistake is matching by size alone. On Volvo Penta cooling parts, the safer move is always to verify by serial number and housing application, especially when the same reference can appear in more than one engine family.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShipping:\u003c\/strong\u003e Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e","brand":"VOL","offers":[{"title":"Default Title","offer_id":43564002902052,"sku":"3586514","price":26.1,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/40172e9d-07b8-461c-9443-383788de97a8.png?v=1776460626"},{"product_id":"volvo-penta-thermostat-3587597","title":"Volvo Penta Thermostat 3587597","description":"\u003cp\u003eThe \u003cstrong\u003eVolvo Penta 3587597 Thermostat\u003c\/strong\u003e is a genuine OEM cooling system component engineered to provide precise thermal regulation in Volvo Penta gasoline marine engines.\u003c\/p\u003e\n\u003cp\u003eThis thermostat uses a wax-element valve mechanism that expands at a calibrated temperature to control coolant flow through the engine. By maintaining the correct operating temperature, it ensures proper combustion efficiency, optimal fuel burn, correct oil viscosity, and protection of internal engine components.\u003c\/p\u003e\n\u003cp\u003eOperating at approximately \u003cstrong\u003e150°F (65.5°C)\u003c\/strong\u003e, this thermostat is specifically designed for raw water–cooled and closed cooling Volvo Penta systems. It helps prevent both overheating and overcooling—two conditions that can significantly reduce engine life and performance.\u003c\/p\u003e\n\u003cp\u003eManufactured to Volvo Penta's strict OEM tolerances, this unit provides exact fitment, reliable opening characteristics, and long-term durability in harsh marine environments including saltwater exposure.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Volvo Penta OEM thermostat\u003c\/li\u003e\n\u003cli\u003ePrecision-calibrated \u003cstrong\u003e150°F (65.5°C)\u003c\/strong\u003e opening temperature\u003c\/li\u003e\n\u003cli\u003eMaintains optimal engine operating temperature range\u003c\/li\u003e\n\u003cli\u003ePrevents overheating and cold-running conditions\u003c\/li\u003e\n\u003cli\u003eEnsures stable coolant flow under load\u003c\/li\u003e\n\u003cli\u003eWax-element design for accurate thermal response\u003c\/li\u003e\n\u003cli\u003eCorrosion-resistant marine-grade brass and stainless construction\u003c\/li\u003e\n\u003cli\u003eDirect OEM replacement – no modification required\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eEngine Compatibility\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cstrong\u003eVolvo Penta Gasoline Engines (2001–Present GM-Based Platforms)\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eCommonly used on:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3.0L\u003c\/strong\u003e GL \/ GS \/ GXi\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4.3L V6\u003c\/strong\u003e GL \/ GI \/ GXi \/ OSi\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5.0L V8\u003c\/strong\u003e GL \/ GI \/ GXi \/ OSi\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5.7L V8\u003c\/strong\u003e GL \/ GI \/ GXi \/ OSi\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e8.1L V8\u003c\/strong\u003e Gi \/ GXi\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCovers a wide range of \u003cstrong\u003elate-model Volvo Penta sterndrive engines (2002+ applications)\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eSpecific Engine Series Examples\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e4.3GXi-P \/ 4.3GL-P\u003c\/li\u003e\n\u003cli\u003e5.7GiCE \/ 5.7GL-A\u003c\/li\u003e\n\u003cli\u003eV6-200 \/ V6-225\u003c\/li\u003e\n\u003cli\u003eV8-225 \/ V8-270 \/ V8-300 \/ V8-320\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUsed across \u003cstrong\u003eV6 and V8 Volvo Penta gasoline platforms\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eDrive \u0026amp; Application Compatibility\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSX sterndrives\u003c\/li\u003e\n\u003cli\u003eDP-S \/ DP-SM \/ DP-E \/ DP-G duoprop systems\u003c\/li\u003e\n\u003cli\u003eInboard gasoline engines with similar cooling architecture\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eSerial Number Fitment Notice\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eFitment depends on:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEngine model and year\u003c\/li\u003e\n\u003cli\u003eCooling system type (raw water vs closed loop)\u003c\/li\u003e\n\u003cli\u003eThermostat housing design\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAlways confirm compatibility using your \u003cstrong\u003eengine serial number\u003c\/strong\u003e before ordering.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePart Number: \u003cstrong\u003e3587597\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eType: Engine thermostat\u003c\/li\u003e\n\u003cli\u003eTemperature Rating: \u003cstrong\u003e150°F (65.5°C)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eDiameter: ~\u003cstrong\u003e1-7\/8\"\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eOperation: Wax-element, spring-loaded valve\u003c\/li\u003e\n\u003cli\u003eConstruction: Brass thermal element, stainless steel spring and frame\u003c\/li\u003e\n\u003cli\u003eCooling System Type: Raw water \u0026amp; closed cooling compatible (application dependent)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eThermostat only\u003cbr\u003e\u003cem\u003e(Seal \/ gasket sold separately unless specified)\u003c\/em\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eReplace the thermostat if you experience:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEngine overheating at idle or under load\u003c\/li\u003e\n\u003cli\u003eEngine running below normal temperature\u003c\/li\u003e\n\u003cli\u003eSlow warm-up or failure to reach operating temp\u003c\/li\u003e\n\u003cli\u003eFluctuating or unstable temperature gauge\u003c\/li\u003e\n\u003cli\u003eReduced fuel efficiency or poor combustion\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eInstallation Notes\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eAlways inspect and replace O-ring\/gasket separately\u003c\/li\u003e\n\u003cli\u003eInstall with correct orientation (spring side toward engine)\u003c\/li\u003e\n\u003cli\u003eClean thermostat housing and sealing surfaces\u003c\/li\u003e\n\u003cli\u003eInspect cooling passages for debris or corrosion\u003c\/li\u003e\n\u003cli\u003eVerify proper temperature operation after installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eAlternate \/ Superseded Part Numbers\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cstrong\u003eOEM Cross References\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eVolvo Penta: \u003cstrong\u003e3587597\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eSupersedes: \u003cstrong\u003e3862835\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eAftermarket Cross References\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSierra: \u003cstrong\u003e18-3615 \/ 18-3618\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eOMC: \u003cstrong\u003e3701777\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eMercury: \u003cstrong\u003e27-53045 \/ 27-33179\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e💡 Parts Desk Insight\u003c\/h2\u003e\n\u003cp\u003eThis is one of the \u003cstrong\u003emost common Volvo gas thermostats (post-2002)\u003c\/strong\u003e—if your engine won't hit temp or runs inconsistent, this is usually the first part to replace.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShipping:\u003c\/strong\u003e Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e","brand":"VOL","offers":[{"title":"Default Title","offer_id":43564003033124,"sku":"3587597","price":42.4,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/47c57771-c1dc-4ea6-a0a5-829ab355e16a.png?v=1774379676"},{"product_id":"volvo-penta-thermostat-kit-3831424","title":"Volvo Penta Thermostat Kit – 3831424","description":"\u003cp data-start=\"214\" data-end=\"406\"\u003eThe \u003cstrong data-start=\"218\" data-end=\"256\"\u003eVolvo Penta 3831424 Thermostat Kit\u003c\/strong\u003e is a genuine OEM cooling system service kit engineered to deliver precise thermal regulation and long-term reliability in Volvo Penta marine engines.\u003c\/p\u003e\n\u003cp data-start=\"408\" data-end=\"779\"\u003eThis kit is designed to control coolant flow through the engine by opening and closing at a calibrated temperature, ensuring proper engine warm-up and maintaining optimal operating temperature under varying load conditions. Maintaining correct temperature is critical for combustion efficiency, fuel economy, oil lubrication performance, and internal component longevity.\u003c\/p\u003e\n\u003cp data-start=\"781\" data-end=\"1068\"\u003eThe included thermostat works in conjunction with the cooling system to prevent both overheating and overcooling—two common causes of premature engine wear. The integrated sealing components ensure a proper, leak-free installation, restoring full cooling system integrity during service.\u003c\/p\u003e\n\u003cp data-start=\"1070\" data-end=\"1252\"\u003eManufactured to Volvo Penta’s strict OEM standards, this kit provides exact fitment, consistent performance, and durability in harsh marine environments including saltwater exposure.\u003c\/p\u003e\n\u003chr data-start=\"1254\" data-end=\"1257\"\u003e\n\u003ch2 data-start=\"1259\" data-end=\"1278\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1262\" data-end=\"1278\"\u003eKey Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1279\" data-end=\"1673\"\u003e\n\u003cli data-start=\"1279\" data-end=\"1321\"\u003eGenuine Volvo Penta OEM thermostat kit\u003c\/li\u003e\n\u003cli data-start=\"1322\" data-end=\"1369\"\u003ePrecision-calibrated temperature regulation\u003c\/li\u003e\n\u003cli data-start=\"1370\" data-end=\"1426\"\u003eMaintains optimal engine operating temperature range\u003c\/li\u003e\n\u003cli data-start=\"1427\" data-end=\"1479\"\u003ePrevents overheating and cold-running conditions\u003c\/li\u003e\n\u003cli data-start=\"1480\" data-end=\"1521\"\u003eRestores proper coolant flow dynamics\u003c\/li\u003e\n\u003cli data-start=\"1522\" data-end=\"1580\"\u003eIncludes sealing components for leak-free installation\u003c\/li\u003e\n\u003cli data-start=\"1581\" data-end=\"1627\"\u003eCorrosion-resistant marine-grade materials\u003c\/li\u003e\n\u003cli data-start=\"1628\" data-end=\"1673\"\u003eDirect OEM fit – no modification required\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1675\" data-end=\"1678\"\u003e\n\u003ch2 data-start=\"1680\" data-end=\"1707\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1683\" data-end=\"1707\"\u003eEngine Compatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-start=\"1709\" data-end=\"1766\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1713\" data-end=\"1766\"\u003eVolvo Penta Gasoline Engines (GM-Based Platforms)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1767\" data-end=\"1784\"\u003eCommonly used on:\u003c\/p\u003e\n\u003cul data-start=\"1785\" data-end=\"1918\"\u003e\n\u003cli data-start=\"1785\" data-end=\"1813\"\u003eVolvo Penta 3.0L GL \/ GS\u003c\/li\u003e\n\u003cli data-start=\"1814\" data-end=\"1848\"\u003eVolvo Penta 4.3L GL \/ GI \/ GXI\u003c\/li\u003e\n\u003cli data-start=\"1849\" data-end=\"1883\"\u003eVolvo Penta 5.0L GL \/ GI \/ GXI\u003c\/li\u003e\n\u003cli data-start=\"1884\" data-end=\"1918\"\u003eVolvo Penta 5.7L GL \/ GI \/ GXI\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"1920\" data-end=\"1973\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1924\" data-end=\"1973\"\u003eVolvo Penta Sterndrive \u0026amp; Inboard Applications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1974\" data-end=\"2082\"\u003e\n\u003cli data-start=\"1974\" data-end=\"1999\"\u003eSX sterndrive systems\u003c\/li\u003e\n\u003cli data-start=\"2000\" data-end=\"2045\"\u003eDP-S \/ DP-SM \/ DP-E \/ DP-G duoprop drives\u003c\/li\u003e\n\u003cli data-start=\"2046\" data-end=\"2082\"\u003eInboard gasoline cooling systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2084\" data-end=\"2174\"\u003e➡️ Designed for use in \u003cstrong data-start=\"2107\" data-end=\"2174\"\u003eraw water and closed cooling systems depending on configuration\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-start=\"2176\" data-end=\"2179\"\u003e\n\u003ch2 data-start=\"2181\" data-end=\"2218\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2184\" data-end=\"2216\"\u003eSerial Number Fitment Notice\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"2219\" data-end=\"2238\"\u003eFitment depends on:\u003c\/p\u003e\n\u003cul data-start=\"2239\" data-end=\"2349\"\u003e\n\u003cli data-start=\"2239\" data-end=\"2267\"\u003eEngine model and variant\u003c\/li\u003e\n\u003cli data-start=\"2268\" data-end=\"2287\"\u003eProduction year\u003c\/li\u003e\n\u003cli data-start=\"2288\" data-end=\"2349\"\u003eCooling system type (raw water vs freshwater\/closed loop)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2351\" data-end=\"2435\"\u003e⚠️ Always confirm compatibility using your \u003cstrong data-start=\"2394\" data-end=\"2418\"\u003eengine serial number\u003c\/strong\u003e before ordering.\u003c\/p\u003e\n\u003chr data-start=\"2437\" data-end=\"2440\"\u003e\n\u003ch2 data-start=\"2442\" data-end=\"2463\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2445\" data-end=\"2463\"\u003eSpecifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2464\" data-end=\"2843\"\u003e\n\u003cli data-start=\"2464\" data-end=\"2492\"\u003ePart Number: \u003cstrong data-start=\"2479\" data-end=\"2490\"\u003e3831424\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2493\" data-end=\"2531\"\u003eType: Thermostat kit (service kit)\u003c\/li\u003e\n\u003cli data-start=\"2532\" data-end=\"2582\"\u003eFunction: Regulates engine coolant temperature\u003c\/li\u003e\n\u003cli data-start=\"2583\" data-end=\"2663\"\u003eTemperature Range: Typically \u003cstrong data-start=\"2614\" data-end=\"2641\"\u003e160°F–170°F (71°C–77°C)\u003c\/strong\u003e depending on system\u003c\/li\u003e\n\u003cli data-start=\"2664\" data-end=\"2776\"\u003eConstruction:\n\u003cul data-start=\"2684\" data-end=\"2776\"\u003e\n\u003cli data-start=\"2684\" data-end=\"2731\"\u003eBrass \/ stainless steel thermostat assembly\u003c\/li\u003e\n\u003cli data-start=\"2734\" data-end=\"2776\"\u003eMarine-grade rubber sealing components\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2777\" data-end=\"2843\"\u003eOperation: Wax-element thermostat with spring-controlled valve\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2845\" data-end=\"2848\"\u003e\n\u003ch2 data-start=\"2850\" data-end=\"2872\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2853\" data-end=\"2872\"\u003eWhat’s Included\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2873\" data-end=\"2912\"\u003e\n\u003cli data-start=\"2873\" data-end=\"2887\"\u003eThermostat\u003c\/li\u003e\n\u003cli data-start=\"2888\" data-end=\"2912\"\u003eO-ring \/ gasket seal\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2914\" data-end=\"2917\"\u003e\n\u003ch2 data-start=\"2919\" data-end=\"2958\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2922\" data-end=\"2958\"\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"2959\" data-end=\"3004\"\u003eReplace the thermostat kit if you experience:\u003c\/p\u003e\n\u003cul data-start=\"3005\" data-end=\"3283\"\u003e\n\u003cli data-start=\"3005\" data-end=\"3038\"\u003eEngine overheating under load\u003c\/li\u003e\n\u003cli data-start=\"3039\" data-end=\"3092\"\u003eEngine running below normal operating temperature\u003c\/li\u003e\n\u003cli data-start=\"3093\" data-end=\"3141\"\u003eSlow warm-up or failure to reach temperature\u003c\/li\u003e\n\u003cli data-start=\"3142\" data-end=\"3184\"\u003eFluctuating temperature gauge readings\u003c\/li\u003e\n\u003cli data-start=\"3185\" data-end=\"3234\"\u003ePoor fuel efficiency or incomplete combustion\u003c\/li\u003e\n\u003cli data-start=\"3235\" data-end=\"3283\"\u003eEvidence of corrosion or sticking thermostat\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3285\" data-end=\"3288\"\u003e\n\u003ch2 data-start=\"3290\" data-end=\"3315\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"3293\" data-end=\"3315\"\u003eInstallation Notes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"3316\" data-end=\"3668\"\u003e\n\u003cli data-start=\"3316\" data-end=\"3370\"\u003eAlways replace the seal\/O-ring included in the kit\u003c\/li\u003e\n\u003cli data-start=\"3371\" data-end=\"3427\"\u003eEnsure correct thermostat orientation during install\u003c\/li\u003e\n\u003cli data-start=\"3428\" data-end=\"3488\"\u003eClean thermostat housing and sealing surfaces thoroughly\u003c\/li\u003e\n\u003cli data-start=\"3489\" data-end=\"3545\"\u003eInspect cooling passages for debris or scale buildup\u003c\/li\u003e\n\u003cli data-start=\"3546\" data-end=\"3601\"\u003eTorque housing bolts to manufacturer specifications\u003c\/li\u003e\n\u003cli data-start=\"3602\" data-end=\"3668\"\u003eRun engine and verify temperature stability after installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3670\" data-end=\"3673\"\u003e\n\u003ch2 data-start=\"3675\" data-end=\"3717\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"3678\" data-end=\"3717\"\u003eAlternate \/ Superseded Part Numbers\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-start=\"3719\" data-end=\"3747\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"3723\" data-end=\"3747\"\u003eOEM Cross References\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"3748\" data-end=\"3871\"\u003e\n\u003cli data-start=\"3748\" data-end=\"3776\"\u003eVolvo Penta: \u003cstrong data-start=\"3763\" data-end=\"3774\"\u003e3831424\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3777\" data-end=\"3871\"\u003eRelated \/ superseding numbers (application dependent):\n\u003cul data-start=\"3838\" data-end=\"3871\"\u003e\n\u003cli data-start=\"3838\" data-end=\"3853\"\u003e\u003cstrong data-start=\"3840\" data-end=\"3851\"\u003e3853799\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"3856\" data-end=\"3871\"\u003e\u003cstrong data-start=\"3858\" data-end=\"3869\"\u003e3850364\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3873\" data-end=\"3876\"\u003e\n\u003ch2 data-start=\"3878\" data-end=\"3895\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"3881\" data-end=\"3893\"\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"3896\" data-end=\"3961\"\u003eShipping: Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e\n\u003chr data-start=\"3963\" data-end=\"3966\"\u003e\n\u003ch3 data-start=\"3968\" data-end=\"3995\"\u003e💡 Parts Desk Insight\u003c\/h3\u003e\n\u003cp data-start=\"3996\" data-end=\"4200\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eOn Volvo gas engines, a thermostat that sticks even slightly will throw off the entire cooling balance—if temps aren’t stable, replacing the \u003cstrong data-start=\"4137\" data-end=\"4167\"\u003ethermostat + seal together\u003c\/strong\u003e is the correct fix every time 👍\u003c\/p\u003e","brand":"VOL","offers":[{"title":"Default Title","offer_id":43564015124516,"sku":"3831424","price":86.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/d8c1f961-dc47-47f0-aa1c-d0b1032547fb.png?v=1774379345"},{"product_id":"volvo-penta-thermostat-kit-3831426","title":"Volvo Penta Thermostat Kit – 3831426","description":"\u003cp data-end=\"415\" data-start=\"225\"\u003eThe \u003cstrong data-end=\"267\" data-start=\"229\"\u003eVolvo Penta 3831426 Thermostat Kit\u003c\/strong\u003e is a genuine OEM cooling system service kit designed to regulate engine temperature and maintain optimal performance in Volvo Penta marine engines.\u003c\/p\u003e\n\u003cp data-end=\"748\" data-start=\"417\"\u003eThis complete kit includes the thermostat and sealing components required for proper installation, ensuring consistent coolant flow and accurate thermal regulation. By maintaining correct engine operating temperature, it helps prevent overheating, improves fuel efficiency, and extends engine life in demanding marine environments.\u003c\/p\u003e\n\u003cp data-end=\"911\" data-start=\"750\"\u003eBuilt to Volvo Penta’s exact specifications, this kit delivers reliable, long-lasting performance across a wide range of gasoline sterndrive and inboard engines.\u003c\/p\u003e\n\u003chr data-end=\"916\" data-start=\"913\"\u003e\n\u003ch2 data-end=\"937\" data-start=\"918\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"937\" data-start=\"921\"\u003eKey Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-end=\"1218\" data-start=\"938\"\u003e\n\u003cli data-end=\"969\" data-start=\"938\"\u003eGenuine Volvo Penta OEM kit\u003c\/li\u003e\n\u003cli data-end=\"1014\" data-start=\"970\"\u003eComplete thermostat and sealing solution\u003c\/li\u003e\n\u003cli data-end=\"1065\" data-start=\"1015\"\u003eMaintains precise engine operating temperature\u003c\/li\u003e\n\u003cli data-end=\"1118\" data-start=\"1066\"\u003ePrevents overheating and cold running conditions\u003c\/li\u003e\n\u003cli data-end=\"1168\" data-start=\"1119\"\u003eEnsures consistent cooling system performance\u003c\/li\u003e\n\u003cli data-end=\"1218\" data-start=\"1169\"\u003eCorrosion-resistant marine-grade construction\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"1223\" data-start=\"1220\"\u003e\n\u003ch2 data-end=\"1252\" data-start=\"1225\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1252\" data-start=\"1228\"\u003eEngine Compatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-end=\"1290\" data-start=\"1254\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1290\" data-start=\"1258\"\u003eVolvo Penta Gasoline Engines\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-end=\"1308\" data-start=\"1291\"\u003eCommonly used on:\u003c\/p\u003e\n\u003cul data-end=\"1433\" data-start=\"1309\"\u003e\n\u003cli data-end=\"1337\" data-start=\"1309\"\u003eVolvo Penta 3.0L engines\u003c\/li\u003e\n\u003cli data-end=\"1369\" data-start=\"1338\"\u003eVolvo Penta 4.3L V6 engines\u003c\/li\u003e\n\u003cli data-end=\"1401\" data-start=\"1370\"\u003eVolvo Penta 5.0L V8 engines\u003c\/li\u003e\n\u003cli data-end=\"1433\" data-start=\"1402\"\u003eVolvo Penta 5.7L V8 engines\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"1478\" data-start=\"1435\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1478\" data-start=\"1439\"\u003eVolvo Penta Sterndrive Applications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-end=\"1539\" data-start=\"1479\"\u003e\n\u003cli data-end=\"1492\" data-start=\"1479\"\u003eSX drives\u003c\/li\u003e\n\u003cli data-end=\"1516\" data-start=\"1493\"\u003eDP-S \/ DP-SM drives\u003c\/li\u003e\n\u003cli data-end=\"1539\" data-start=\"1517\"\u003eDP-E \/ DP-G drives\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1613\" data-start=\"1541\"\u003e➡️ Fits a wide range of \u003cstrong data-end=\"1613\" data-start=\"1565\"\u003eGM-based Volvo Penta gasoline marine engines\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-end=\"1618\" data-start=\"1615\"\u003e\n\u003ch2 data-end=\"1657\" data-start=\"1620\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1655\" data-start=\"1623\"\u003eSerial Number Fitment Notice\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-end=\"1677\" data-start=\"1658\"\u003eFitment depends on:\u003c\/p\u003e\n\u003cul data-end=\"1777\" data-start=\"1678\"\u003e\n\u003cli data-end=\"1714\" data-start=\"1678\"\u003eEngine model and production year\u003c\/li\u003e\n\u003cli data-end=\"1777\" data-start=\"1715\"\u003eCooling system configuration (raw water vs closed cooling)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1863\" data-start=\"1779\"\u003e⚠️ Always confirm compatibility using your \u003cstrong data-end=\"1846\" data-start=\"1822\"\u003eengine serial number\u003c\/strong\u003e before ordering.\u003c\/p\u003e\n\u003chr data-end=\"1868\" data-start=\"1865\"\u003e\n\u003ch2 data-end=\"1891\" data-start=\"1870\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1891\" data-start=\"1873\"\u003eSpecifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-end=\"2156\" data-start=\"1892\"\u003e\n\u003cli data-end=\"1920\" data-start=\"1892\"\u003ePart Number: \u003cstrong data-end=\"1918\" data-start=\"1907\"\u003e3831426\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1945\" data-start=\"1921\"\u003eType: Thermostat kit\u003c\/li\u003e\n\u003cli data-end=\"1989\" data-start=\"1946\"\u003eFunction: Regulates coolant temperature\u003c\/li\u003e\n\u003cli data-end=\"2077\" data-start=\"1990\"\u003eTemperature Rating: Typically ~\u003cstrong data-end=\"2050\" data-start=\"2023\"\u003e160°F–170°F (71°C–77°C)\u003c\/strong\u003e depending on application\u003c\/li\u003e\n\u003cli data-end=\"2156\" data-start=\"2078\"\u003eConstruction: Marine-grade metal thermostat with rubber sealing components\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"2161\" data-start=\"2158\"\u003e\n\u003ch2 data-end=\"2185\" data-start=\"2163\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"2185\" data-start=\"2166\"\u003eWhat’s Included\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-end=\"2225\" data-start=\"2186\"\u003e\n\u003cli data-end=\"2200\" data-start=\"2186\"\u003eThermostat\u003c\/li\u003e\n\u003cli data-end=\"2225\" data-start=\"2201\"\u003eO-ring \/ gasket seal\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"2230\" data-start=\"2227\"\u003e\n\u003ch2 data-end=\"2271\" data-start=\"2232\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"2271\" data-start=\"2235\"\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-end=\"2313\" data-start=\"2272\"\u003eReplace the thermostat kit if you notice:\u003c\/p\u003e\n\u003cul data-end=\"2481\" data-start=\"2314\"\u003e\n\u003cli data-end=\"2336\" data-start=\"2314\"\u003eEngine overheating\u003c\/li\u003e\n\u003cli data-end=\"2390\" data-start=\"2337\"\u003eEngine running below normal operating temperature\u003c\/li\u003e\n\u003cli data-end=\"2439\" data-start=\"2391\"\u003eFluctuating or unstable temperature readings\u003c\/li\u003e\n\u003cli data-end=\"2481\" data-start=\"2440\"\u003ePoor fuel efficiency or rough running\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"2486\" data-start=\"2483\"\u003e\n\u003ch2 data-end=\"2513\" data-start=\"2488\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"2513\" data-start=\"2491\"\u003eInstallation Notes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-end=\"2715\" data-start=\"2514\"\u003e\n\u003cli data-end=\"2573\" data-start=\"2514\"\u003eAlways replace included seal\/O-ring during installation\u003c\/li\u003e\n\u003cli data-end=\"2615\" data-start=\"2574\"\u003eEnsure correct thermostat orientation\u003c\/li\u003e\n\u003cli data-end=\"2660\" data-start=\"2616\"\u003eClean and inspect housing before install\u003c\/li\u003e\n\u003cli data-end=\"2715\" data-start=\"2661\"\u003eVerify cooling system operation after installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"2720\" data-start=\"2717\"\u003e\n\u003ch2 data-end=\"2764\" data-start=\"2722\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"2764\" data-start=\"2725\"\u003eAlternate \/ Superseded Part Numbers\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-end=\"2794\" data-start=\"2766\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"2794\" data-start=\"2770\"\u003eOEM Cross References\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-end=\"2894\" data-start=\"2795\"\u003e\n\u003cli data-end=\"2823\" data-start=\"2795\"\u003eVolvo Penta: \u003cstrong data-end=\"2821\" data-start=\"2810\"\u003e3831426\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2894\" data-start=\"2824\"\u003eReplaces \/ supersedes: \u003cstrong data-end=\"2870\" data-start=\"2849\"\u003e3850364 \/ 3853799\u003c\/strong\u003e (application dependent)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"2899\" data-start=\"2896\"\u003e\n\u003ch2 data-end=\"2918\" data-start=\"2901\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"2916\" data-start=\"2904\"\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-end=\"2984\" data-start=\"2919\"\u003eShipping: Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e\n\u003chr data-end=\"2989\" data-start=\"2986\"\u003e\n\u003ch3 data-end=\"3018\" data-start=\"2991\"\u003e💡 Parts Desk Insight\u003c\/h3\u003e\n\u003cp data-is-only-node=\"\" data-is-last-node=\"\" data-end=\"3144\" data-start=\"3019\"\u003eOn Volvo gas engines, thermostats tend to fail \u003cstrong data-end=\"3080\" data-start=\"3066\"\u003eopen first\u003c\/strong\u003e—if your engine won’t reach temp, this kit is usually the fix 👍\u003c\/p\u003e","brand":"VOL","offers":[{"title":"Default Title","offer_id":43564015157284,"sku":"3831426","price":81.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/67a45cf3-fa4f-442a-93fc-955c02db1e23.png?v=1774378624"},{"product_id":"volvo-penta-thermostat-3842015","title":"Volvo Penta Thermostat 3842015","description":"\u003cp\u003eVolvo Penta 3842015 is a genuine OEM \u003cstrong\u003eengine thermostat\u003c\/strong\u003e used in Volvo Penta compact marine diesel cooling systems. Current Volvo Penta dealer references list it as \u003cstrong\u003eThermostat\u003c\/strong\u003e and show the strongest confirmed fitment on \u003cstrong\u003eD1 and D2 series\u003c\/strong\u003e engines, including D1-13, D1-20, D1-30, and D2-40 variants.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Volvo Penta OEM part number \u003cstrong\u003e3842015\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eUsed in the engine cooling system to regulate coolant temperature.\u003c\/li\u003e\n\u003cli\u003eStrong current fitment support for \u003cstrong\u003eD1-13, D1-20, D1-30, and D2-40\u003c\/strong\u003e engine families.\u003c\/li\u003e\n\u003cli\u003eCurrent parts references commonly list this thermostat at \u003cstrong\u003e90°C \/ 194°F\u003c\/strong\u003e operating temperature.\u003c\/li\u003e\n\u003cli\u003eCurrent catalog weight references range from approximately \u003cstrong\u003e0.084 kg to 0.2 kg\u003c\/strong\u003e, depending on listing format and packaging.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eEngine Compatibility\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe strongest supportable fitment for Volvo Penta 3842015 is \u003cstrong\u003eVolvo Penta D1 and D2 marine diesel engines\u003c\/strong\u003e, including \u003cstrong\u003eD1-13, D1-13B, D1-13F, D1-20, D1-20B, D1-20F, D1-30, D1-30B, D1-30F, D2-40, D2-40B, and D2-40F\u003c\/strong\u003e. Some current references also list broader D2 coverage, so final confirmation should be made by serial number and cooling-system diagram.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eSerial Number Fitment Notice\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eVerify fitment by exact \u003cstrong\u003eengine serial number\u003c\/strong\u003e and the correct Volvo Penta \u003cstrong\u003ecooling system \/ thermostat housing\u003c\/strong\u003e parts diagram before ordering. Thermostats can vary by engine version, production range, and housing layout, so serial-number confirmation is the safest way to match this part correctly.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eReplace this thermostat when the engine is running too cool, overheating, warming up slowly, showing unstable operating temperature, or when the thermostat is removed during cooling-system service. A thermostat that sticks open or closed can affect engine temperature control and cooling-system reliability.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eInstallation Notes\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eInstall 3842015 only after confirming the correct thermostat housing and sealing components for the engine being serviced. Current references note that related sealing O-rings may be required separately on some applications, so the housing seals should be inspected or replaced during thermostat service.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eAlternate\/Superseded Part Numbers\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eCurrent sources show \u003cstrong\u003e3842015\u003c\/strong\u003e as the active Volvo Penta OEM reference. Related aftermarket or replacement references include \u003cstrong\u003eRM3842015\u003c\/strong\u003e and \u003cstrong\u003eREC3842015\u003c\/strong\u003e, but the correct OEM number for this listing is \u003cstrong\u003e3842015\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eParts Desk Insight\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eWith thermostats, the important match is the \u003cstrong\u003eengine series, opening temperature, and housing layout\u003c\/strong\u003e. A quick serial-number check helps avoid mixing up similar D1\/D2 cooling-system parts that look close but do not belong in the same thermostat housing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShipping:\u003c\/strong\u003e Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e","brand":"VOL","offers":[{"title":"Default Title","offer_id":43564015648804,"sku":"3842015","price":160.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/f1024468-3611-44e3-8836-3d8e8fe7e8cb.png?v=1774378304"},{"product_id":"volvo-penta-thermostat-3856961","title":"Volvo Penta Thermostat 3856961","description":"\u003cp data-start=\"193\" data-end=\"354\"\u003eThe \u003cstrong data-start=\"197\" data-end=\"231\"\u003eVolvo Penta 3856961 Thermostat\u003c\/strong\u003e is a genuine OEM cooling system component designed to precisely regulate engine temperature in Volvo Penta marine engines.\u003c\/p\u003e\n\u003cp data-start=\"356\" data-end=\"628\"\u003eEngineered for consistent thermal control, this thermostat ensures proper engine warm-up and maintains optimal operating temperature under load. It helps prevent overheating, improves fuel efficiency, and supports long-term engine reliability in harsh marine environments.\u003c\/p\u003e\n\u003cp data-start=\"630\" data-end=\"759\"\u003eBuilt to Volvo Penta’s exact specifications, it delivers dependable performance across a range of modern marine engine platforms.\u003c\/p\u003e\n\u003chr data-start=\"761\" data-end=\"764\"\u003e\n\u003ch2 data-start=\"766\" data-end=\"785\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"769\" data-end=\"785\"\u003eKey Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"786\" data-end=\"1020\"\u003e\n\u003cli data-start=\"786\" data-end=\"818\"\u003eGenuine Volvo Penta OEM part\u003c\/li\u003e\n\u003cli data-start=\"819\" data-end=\"870\"\u003eMaintains accurate engine operating temperature\u003c\/li\u003e\n\u003cli data-start=\"871\" data-end=\"918\"\u003eEnsures reliable cooling system performance\u003c\/li\u003e\n\u003cli data-start=\"919\" data-end=\"970\"\u003eDesigned for marine gasoline and diesel engines\u003c\/li\u003e\n\u003cli data-start=\"971\" data-end=\"1020\"\u003eCorrosion-resistant marine-grade construction\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1022\" data-end=\"1025\"\u003e\n\u003ch2 data-start=\"1027\" data-end=\"1054\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1030\" data-end=\"1054\"\u003eEngine Compatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-start=\"1056\" data-end=\"1090\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1060\" data-end=\"1090\"\u003eVolvo Penta Marine Engines\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1091\" data-end=\"1108\"\u003eCommonly used on:\u003c\/p\u003e\n\u003cul data-start=\"1109\" data-end=\"1192\"\u003e\n\u003cli data-start=\"1109\" data-end=\"1142\"\u003eVolvo Penta D3 diesel engines\u003c\/li\u003e\n\u003cli data-start=\"1143\" data-end=\"1192\"\u003eVolvo Penta gasoline engines (various models)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1194\" data-end=\"1255\"\u003e➡️ Found across multiple modern Volvo Penta cooling systems\u003c\/p\u003e\n\u003chr data-start=\"1257\" data-end=\"1260\"\u003e\n\u003ch2 data-start=\"1262\" data-end=\"1299\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1265\" data-end=\"1297\"\u003eSerial Number Fitment Notice\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"1300\" data-end=\"1319\"\u003eFitment depends on:\u003c\/p\u003e\n\u003cul data-start=\"1320\" data-end=\"1381\"\u003e\n\u003cli data-start=\"1320\" data-end=\"1348\"\u003eEngine model and variant\u003c\/li\u003e\n\u003cli data-start=\"1349\" data-end=\"1381\"\u003eCooling system configuration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1383\" data-end=\"1467\"\u003e⚠️ Always confirm compatibility using your \u003cstrong data-start=\"1426\" data-end=\"1450\"\u003eengine serial number\u003c\/strong\u003e before ordering.\u003c\/p\u003e\n\u003chr data-start=\"1469\" data-end=\"1472\"\u003e\n\u003ch2 data-start=\"1474\" data-end=\"1495\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1477\" data-end=\"1495\"\u003eSpecifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1496\" data-end=\"1656\"\u003e\n\u003cli data-start=\"1496\" data-end=\"1524\"\u003ePart Number: \u003cstrong data-start=\"1511\" data-end=\"1522\"\u003e3856961\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1525\" data-end=\"1552\"\u003eType: Engine thermostat\u003c\/li\u003e\n\u003cli data-start=\"1553\" data-end=\"1596\"\u003eFunction: Regulates coolant temperature\u003c\/li\u003e\n\u003cli data-start=\"1597\" data-end=\"1656\"\u003eConstruction: Marine-grade metal and composite assembly\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1658\" data-end=\"1661\"\u003e\n\u003ch2 data-start=\"1663\" data-end=\"1685\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1666\" data-end=\"1685\"\u003eWhat’s Included\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1686\" data-end=\"1745\"\u003e\n\u003cli data-start=\"1686\" data-end=\"1745\"\u003eThermostat (seal\/gasket sold separately unless specified)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1747\" data-end=\"1750\"\u003e\n\u003ch2 data-start=\"1752\" data-end=\"1791\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1755\" data-end=\"1791\"\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"1792\" data-end=\"1829\"\u003eReplace the thermostat if you notice:\u003c\/p\u003e\n\u003cul data-start=\"1830\" data-end=\"1963\"\u003e\n\u003cli data-start=\"1830\" data-end=\"1852\"\u003eEngine overheating\u003c\/li\u003e\n\u003cli data-start=\"1853\" data-end=\"1896\"\u003eEngine running below normal temperature\u003c\/li\u003e\n\u003cli data-start=\"1897\" data-end=\"1933\"\u003eFluctuating temperature readings\u003c\/li\u003e\n\u003cli data-start=\"1934\" data-end=\"1963\"\u003eReduced engine efficiency\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1965\" data-end=\"1968\"\u003e\n\u003ch2 data-start=\"1970\" data-end=\"1995\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1973\" data-end=\"1995\"\u003eInstallation Notes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1996\" data-end=\"2186\"\u003e\n\u003cli data-start=\"1996\" data-end=\"2044\"\u003eReplace seals or O-rings during installation\u003c\/li\u003e\n\u003cli data-start=\"2045\" data-end=\"2086\"\u003eEnsure correct orientation in housing\u003c\/li\u003e\n\u003cli data-start=\"2087\" data-end=\"2139\"\u003eInspect cooling passages for debris or corrosion\u003c\/li\u003e\n\u003cli data-start=\"2140\" data-end=\"2186\"\u003eTest engine temperature after installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2188\" data-end=\"2191\"\u003e\n\u003ch2 data-start=\"2193\" data-end=\"2235\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2196\" data-end=\"2235\"\u003eAlternate \/ Superseded Part Numbers\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-start=\"2237\" data-end=\"2265\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2241\" data-end=\"2265\"\u003eOEM Cross References\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"2266\" data-end=\"2294\"\u003e\n\u003cli data-start=\"2266\" data-end=\"2294\"\u003eVolvo Penta: \u003cstrong data-start=\"2281\" data-end=\"2292\"\u003e3856961\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2296\" data-end=\"2299\"\u003e\n\u003ch2 data-start=\"2301\" data-end=\"2318\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2304\" data-end=\"2316\"\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"2319\" data-end=\"2384\"\u003eShipping: Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e\n\u003chr data-start=\"2386\" data-end=\"2389\"\u003e\n\u003ch3 data-start=\"2391\" data-end=\"2418\"\u003e💡 Parts Desk Insight\u003c\/h3\u003e\n\u003cp data-start=\"2419\" data-end=\"2542\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eThis style thermostat is common on newer Volvo setups—if temps are inconsistent, this is usually the first place to look 👍\u003c\/p\u003e","brand":"VOL","offers":[{"title":"Default Title","offer_id":43564032229412,"sku":"3856961","price":52.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/f816e5a7-e643-4111-8780-d6fa312a6a03.png?v=1774377881"},{"product_id":"volvo-774","title":"Volvo Penta Thermostat Housing Cover O-Ring 3858938","description":"\u003cp\u003eVolvo Penta 3858938 is a genuine OEM O-ring used in select Volvo Penta sealing applications. Current active parts listings consistently identify it as an original Volvo Penta O-ring, and the strongest application language available links it to thermostat-housing service associated with a flat cover plate, making it a practical replacement whenever that sealing point is opened during cooling-system work.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Volvo Penta OEM part number 3858938.\u003c\/li\u003e\n\u003cli\u003eCommonly described as an O-ring for thermostat housing service.\u003c\/li\u003e\n\u003cli\u003eAssociated with a flat cover plate style sealing location.\u003c\/li\u003e\n\u003cli\u003eCurrent cross-reference listings also associate this part with reference number 3588638.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eEngine Compatibility\u003c\/h2\u003e\n\u003cp\u003eThe strongest supportable application detail reviewed points to thermostat-housing use rather than a broad engine-family claim. Because current listings do not provide a clean, model-by-model OEM fitment breakdown in the visible source text, the safest compatibility language is to treat 3858938 as a thermostat-housing sealing O-ring that should be matched to the correct Volvo Penta parts schematic and serial-specific application before ordering.\u003c\/p\u003e\n\u003ch2\u003eSerial Number Fitment Notice\u003c\/h2\u003e\n\u003cp\u003eVolvo Penta sealing parts can vary by engine version, housing design, and production break. Match part number 3858938 to your engine serial number and the correct thermostat or cooling-system parts diagram before ordering to confirm the exact sealing location.\u003c\/p\u003e\n\u003ch2\u003eWhen This Part Needs Replacement\u003c\/h2\u003e\n\u003cp\u003eReplace this O-ring anytime the related thermostat housing or cover plate is removed for service, or when the original seal shows flattening, hardening, cracking, swelling, or signs of coolant seepage. Replacing the seal during reassembly is usually the better choice than reusing an older compressed O-ring.\u003c\/p\u003e\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cp\u003eInstall on a clean sealing surface and compare the old O-ring carefully against the new OEM part before assembly. A light coat of the appropriate assembly lubricant or clean coolant can help prevent pinching during installation. Avoid twisting, over-stretching, or reusing an aged seal in a thermostat-housing application.\u003c\/p\u003e\n\u003ch2\u003eAlternate\/Superseded Part Numbers\u003c\/h2\u003e\n\u003cp\u003eCurrent reviewed sources continue to list 3858938 as the active Volvo Penta OEM number. Related cross-reference listings also show 3588638 in connection with this part number for reference purposes.\u003c\/p\u003e\n\u003ch2\u003eParts Desk Insight\u003c\/h2\u003e\n\u003cp\u003eWith small thermostat-housing O-rings, the easy mistake is reusing the old seal because it still looks acceptable on the bench. In practice, replacing it while the housing is already apart is usually the cheaper move than reopening the same job for a minor seep later.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShipping:\u003c\/strong\u003e Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e","brand":"VOL","offers":[{"title":"Default Title","offer_id":43564033048612,"sku":"3858938","price":8.1,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/1236af95-cff0-4b71-8d45-c1a88838eb43.png?v=1776461288"},{"product_id":"volvo-penta-thermostat-8149182","title":"Volvo Penta Thermostat – 8149182","description":"\u003cp data-end=\"351\" data-start=\"193\"\u003eThe \u003cstrong data-end=\"231\" data-start=\"197\"\u003eVolvo Penta 8149182 Thermostat\u003c\/strong\u003e is a genuine OEM cooling system component designed to regulate engine temperature in Volvo Penta marine diesel engines.\u003c\/p\u003e\n\u003cp data-end=\"651\" data-start=\"353\"\u003eEngineered for precise temperature control, this thermostat ensures proper engine warm-up and maintains optimal operating conditions under load. It helps prevent overheating while improving efficiency and extending engine life in demanding marine environments. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-end=\"656\" data-start=\"653\"\u003e\n\u003ch2 data-end=\"677\" data-start=\"658\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"677\" data-start=\"661\"\u003eKey Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-end=\"904\" data-start=\"678\"\u003e\n\u003cli data-end=\"710\" data-start=\"678\"\u003eGenuine Volvo Penta OEM part\u003c\/li\u003e\n\u003cli data-end=\"762\" data-start=\"711\"\u003eMaintains accurate engine operating temperature\u003c\/li\u003e\n\u003cli data-end=\"810\" data-start=\"763\"\u003eEnsures reliable cooling system performance\u003c\/li\u003e\n\u003cli data-end=\"854\" data-start=\"811\"\u003eDesigned for diesel marine applications\u003c\/li\u003e\n\u003cli data-end=\"904\" data-start=\"855\"\u003eCorrosion-resistant marine-grade construction\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"909\" data-start=\"906\"\u003e\n\u003ch2 data-end=\"938\" data-start=\"911\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"938\" data-start=\"914\"\u003eEngine Compatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-end=\"974\" data-start=\"940\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"974\" data-start=\"944\"\u003eVolvo Penta Diesel Engines\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-end=\"992\" data-start=\"975\"\u003eCommonly used on:\u003c\/p\u003e\n\u003cul data-end=\"1074\" data-start=\"993\"\u003e\n\u003cli data-end=\"1014\" data-start=\"993\"\u003eD4 series engines\u003c\/li\u003e\n\u003cli data-end=\"1036\" data-start=\"1015\"\u003eD6 series engines\u003c\/li\u003e\n\u003cli data-end=\"1074\" data-start=\"1037\"\u003eTAMD \/ TAD \/ TMD diesel platforms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1109\" data-start=\"1076\"\u003e➡️ Includes applications such as:\u003c\/p\u003e\n\u003cul data-end=\"1233\" data-start=\"1110\"\u003e\n\u003cli data-end=\"1138\" data-start=\"1110\"\u003eD4-180 \/ 210 \/ 225 \/ 260\u003c\/li\u003e\n\u003cli data-end=\"1167\" data-start=\"1139\"\u003eD6-280 \/ 310 \/ 350 \/ 370\u003c\/li\u003e\n\u003cli data-end=\"1233\" data-start=\"1168\"\u003eTAMD63 \/ TAMD122 series \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"1238\" data-start=\"1235\"\u003e\n\u003ch2 data-end=\"1277\" data-start=\"1240\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1275\" data-start=\"1243\"\u003eSerial Number Fitment Notice\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-end=\"1297\" data-start=\"1278\"\u003eFitment depends on:\u003c\/p\u003e\n\u003cul data-end=\"1359\" data-start=\"1298\"\u003e\n\u003cli data-end=\"1326\" data-start=\"1298\"\u003eEngine model and variant\u003c\/li\u003e\n\u003cli data-end=\"1359\" data-start=\"1327\"\u003eCooling system configuration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1445\" data-start=\"1361\"\u003e⚠️ Always confirm compatibility using your \u003cstrong data-end=\"1428\" data-start=\"1404\"\u003eengine serial number\u003c\/strong\u003e before ordering.\u003c\/p\u003e\n\u003chr data-end=\"1450\" data-start=\"1447\"\u003e\n\u003ch2 data-end=\"1473\" data-start=\"1452\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1473\" data-start=\"1455\"\u003eSpecifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-end=\"1722\" data-start=\"1474\"\u003e\n\u003cli data-end=\"1502\" data-start=\"1474\"\u003ePart Number: \u003cstrong data-end=\"1500\" data-start=\"1489\"\u003e8149182\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1582\" data-start=\"1503\"\u003eTemperature Rating: \u003cstrong data-end=\"1542\" data-start=\"1525\"\u003e82°C (≈180°F)\u003c\/strong\u003e \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1616\" data-start=\"1583\"\u003eType: Sleeve-style thermostat\u003c\/li\u003e\n\u003cli data-end=\"1676\" data-start=\"1617\"\u003eFunction: Regulates coolant flow and engine temperature\u003c\/li\u003e\n\u003cli data-end=\"1722\" data-start=\"1677\"\u003eConstruction: Marine-grade metal assembly\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"1727\" data-start=\"1724\"\u003e\n\u003ch2 data-end=\"1751\" data-start=\"1729\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1751\" data-start=\"1732\"\u003eWhat’s Included\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-end=\"1811\" data-start=\"1752\"\u003e\n\u003cli data-end=\"1811\" data-start=\"1752\"\u003eThermostat (seal\/gasket sold separately unless specified)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"1816\" data-start=\"1813\"\u003e\n\u003ch2 data-end=\"1857\" data-start=\"1818\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1857\" data-start=\"1821\"\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-end=\"1895\" data-start=\"1858\"\u003eReplace the thermostat if you notice:\u003c\/p\u003e\n\u003cul data-end=\"2032\" data-start=\"1896\"\u003e\n\u003cli data-end=\"1918\" data-start=\"1896\"\u003eEngine overheating\u003c\/li\u003e\n\u003cli data-end=\"1965\" data-start=\"1919\"\u003eEngine running below operating temperature\u003c\/li\u003e\n\u003cli data-end=\"2002\" data-start=\"1966\"\u003eFluctuating temperature readings\u003c\/li\u003e\n\u003cli data-end=\"2032\" data-start=\"2003\"\u003eReduced engine efficiency\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"2037\" data-start=\"2034\"\u003e\n\u003ch2 data-end=\"2064\" data-start=\"2039\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"2064\" data-start=\"2042\"\u003eInstallation Notes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-end=\"2248\" data-start=\"2065\"\u003e\n\u003cli data-end=\"2113\" data-start=\"2065\"\u003eReplace seals or gaskets during installation\u003c\/li\u003e\n\u003cli data-end=\"2155\" data-start=\"2114\"\u003eEnsure correct orientation in housing\u003c\/li\u003e\n\u003cli data-end=\"2206\" data-start=\"2156\"\u003eInspect cooling system for debris or corrosion\u003c\/li\u003e\n\u003cli data-end=\"2248\" data-start=\"2207\"\u003eTest engine temperature after install\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"2253\" data-start=\"2250\"\u003e\n\u003ch2 data-end=\"2297\" data-start=\"2255\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"2297\" data-start=\"2258\"\u003eAlternate \/ Superseded Part Numbers\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-end=\"2327\" data-start=\"2299\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"2327\" data-start=\"2303\"\u003eOEM Cross References\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-end=\"2428\" data-start=\"2328\"\u003e\n\u003cli data-end=\"2356\" data-start=\"2328\"\u003eVolvo Penta: \u003cstrong data-end=\"2354\" data-start=\"2343\"\u003e8149182\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2428\" data-start=\"2357\"\u003eVolvo: \u003cstrong data-end=\"2388\" data-start=\"2366\"\u003e1676306 \/ V1544683\u003c\/strong\u003e \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"2433\" data-start=\"2430\"\u003e\n\u003ch2 data-end=\"2452\" data-start=\"2435\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"2450\" data-start=\"2438\"\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-end=\"2518\" data-start=\"2453\"\u003eShipping: Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e\n\u003chr data-end=\"2523\" data-start=\"2520\"\u003e\n\u003ch3 data-end=\"2552\" data-start=\"2525\"\u003e💡 Parts Desk Insight\u003c\/h3\u003e\n\u003cp data-end=\"2703\" data-start=\"2553\"\u003eOn Volvo D4\/D6 engines, this thermostat is \u003cstrong data-end=\"2627\" data-start=\"2596\"\u003ecritical for proper warm-up\u003c\/strong\u003e—if the engine runs cold, fuel efficiency and performance both take a hit 👍\u003c\/p\u003e","brand":"VOL","offers":[{"title":"Default Title","offer_id":43564045205540,"sku":"8149182","price":191.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/19b812c3-645b-4fc6-bb88-3ebe6a735e98.png?v=1774377584"},{"product_id":"volvo-penta-thermostat-kit-875580","title":"Volvo Penta Thermostat Kit – 875580","description":"\u003cp data-end=\"370\" data-start=\"197\"\u003eThe \u003cstrong data-end=\"238\" data-start=\"201\"\u003eVolvo Penta 875580 Thermostat Kit\u003c\/strong\u003e is a genuine OEM cooling system service kit designed to maintain proper engine operating temperature in Volvo Penta marine engines.\u003c\/p\u003e\n\u003cp data-end=\"675\" data-start=\"372\"\u003eThis kit includes the thermostat along with sealing components required for installation, ensuring consistent coolant flow and optimal thermal regulation. Designed to Volvo Penta specifications, it helps prevent overheating, improves efficiency, and extends engine life in demanding marine environments.\u003c\/p\u003e\n\u003chr data-end=\"680\" data-start=\"677\"\u003e\n\u003ch2 data-end=\"701\" data-start=\"682\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"701\" data-start=\"685\"\u003eKey Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-end=\"923\" data-start=\"702\"\u003e\n\u003cli data-end=\"733\" data-start=\"702\"\u003eGenuine Volvo Penta OEM kit\u003c\/li\u003e\n\u003cli data-end=\"774\" data-start=\"734\"\u003eComplete thermostat service solution\u003c\/li\u003e\n\u003cli data-end=\"825\" data-start=\"775\"\u003eMaintains correct engine operating temperature\u003c\/li\u003e\n\u003cli data-end=\"873\" data-start=\"826\"\u003eEnsures reliable cooling system performance\u003c\/li\u003e\n\u003cli data-end=\"923\" data-start=\"874\"\u003eCorrosion-resistant marine-grade construction\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"928\" data-start=\"925\"\u003e\n\u003ch2 data-end=\"957\" data-start=\"930\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"957\" data-start=\"933\"\u003eEngine Compatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-end=\"993\" data-start=\"959\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"993\" data-start=\"963\"\u003eVolvo Penta Marine Engines\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-end=\"1011\" data-start=\"994\"\u003eCommonly used on:\u003c\/p\u003e\n\u003cul data-end=\"1133\" data-start=\"1012\"\u003e\n\u003cli data-end=\"1045\" data-start=\"1012\"\u003eVolvo Penta AQ series engines\u003c\/li\u003e\n\u003cli data-end=\"1089\" data-start=\"1046\"\u003eVolvo Penta 4-cylinder gasoline engines\u003c\/li\u003e\n\u003cli data-end=\"1133\" data-start=\"1090\"\u003eVolvo Penta 6-cylinder gasoline engines\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1214\" data-start=\"1135\"\u003e➡️ Widely used across classic Volvo Penta sterndrive and inboard applications\u003c\/p\u003e\n\u003chr data-end=\"1219\" data-start=\"1216\"\u003e\n\u003ch2 data-end=\"1258\" data-start=\"1221\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1256\" data-start=\"1224\"\u003eSerial Number Fitment Notice\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-end=\"1278\" data-start=\"1259\"\u003eFitment depends on:\u003c\/p\u003e\n\u003cul data-end=\"1337\" data-start=\"1279\"\u003e\n\u003cli data-end=\"1304\" data-start=\"1279\"\u003eEngine model and year\u003c\/li\u003e\n\u003cli data-end=\"1337\" data-start=\"1305\"\u003eCooling system configuration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1423\" data-start=\"1339\"\u003e⚠️ Always confirm compatibility using your \u003cstrong data-end=\"1406\" data-start=\"1382\"\u003eengine serial number\u003c\/strong\u003e before ordering.\u003c\/p\u003e\n\u003chr data-end=\"1428\" data-start=\"1425\"\u003e\n\u003ch2 data-end=\"1451\" data-start=\"1430\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1451\" data-start=\"1433\"\u003eSpecifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-end=\"1603\" data-start=\"1452\"\u003e\n\u003cli data-end=\"1479\" data-start=\"1452\"\u003ePart Number: \u003cstrong data-end=\"1477\" data-start=\"1467\"\u003e875580\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1504\" data-start=\"1480\"\u003eType: Thermostat kit\u003c\/li\u003e\n\u003cli data-end=\"1555\" data-start=\"1505\"\u003eFunction: Regulates engine coolant temperature\u003c\/li\u003e\n\u003cli data-end=\"1603\" data-start=\"1556\"\u003eIncludes: Thermostat and sealing components\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"1608\" data-start=\"1605\"\u003e\n\u003ch2 data-end=\"1632\" data-start=\"1610\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1632\" data-start=\"1613\"\u003eWhat’s Included\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-end=\"1668\" data-start=\"1633\"\u003e\n\u003cli data-end=\"1647\" data-start=\"1633\"\u003eThermostat\u003c\/li\u003e\n\u003cli data-end=\"1668\" data-start=\"1648\"\u003eGasket \/ seal(s)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"1673\" data-start=\"1670\"\u003e\n\u003ch2 data-end=\"1714\" data-start=\"1675\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1714\" data-start=\"1678\"\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-end=\"1752\" data-start=\"1715\"\u003eReplace the thermostat if you notice:\u003c\/p\u003e\n\u003cul data-end=\"1871\" data-start=\"1753\"\u003e\n\u003cli data-end=\"1775\" data-start=\"1753\"\u003eEngine overheating\u003c\/li\u003e\n\u003cli data-end=\"1803\" data-start=\"1776\"\u003eEngine running too cold\u003c\/li\u003e\n\u003cli data-end=\"1841\" data-start=\"1804\"\u003eInconsistent temperature readings\u003c\/li\u003e\n\u003cli data-end=\"1871\" data-start=\"1842\"\u003eReduced engine efficiency\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"1876\" data-start=\"1873\"\u003e\n\u003ch2 data-end=\"1903\" data-start=\"1878\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1903\" data-start=\"1881\"\u003eInstallation Notes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-end=\"2083\" data-start=\"1904\"\u003e\n\u003cli data-end=\"1954\" data-start=\"1904\"\u003eReplace all included seals during installation\u003c\/li\u003e\n\u003cli data-end=\"1996\" data-start=\"1955\"\u003eEnsure correct thermostat orientation\u003c\/li\u003e\n\u003cli data-end=\"2040\" data-start=\"1997\"\u003eInspect housing for corrosion or debris\u003c\/li\u003e\n\u003cli data-end=\"2083\" data-start=\"2041\"\u003eTest cooling system after installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"2088\" data-start=\"2085\"\u003e\n\u003ch2 data-end=\"2132\" data-start=\"2090\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"2132\" data-start=\"2093\"\u003eAlternate \/ Superseded Part Numbers\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-end=\"2162\" data-start=\"2134\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"2162\" data-start=\"2138\"\u003eOEM Cross References\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-end=\"2190\" data-start=\"2163\"\u003e\n\u003cli data-end=\"2190\" data-start=\"2163\"\u003eVolvo Penta: \u003cstrong data-end=\"2188\" data-start=\"2178\"\u003e875580\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"2195\" data-start=\"2192\"\u003e\n\u003ch2 data-end=\"2214\" data-start=\"2197\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"2212\" data-start=\"2200\"\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-end=\"2280\" data-start=\"2215\"\u003eShipping: Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e\n\u003chr data-end=\"2285\" data-start=\"2282\"\u003e\n\u003ch3 data-end=\"2314\" data-start=\"2287\"\u003e💡 Parts Desk Insight\u003c\/h3\u003e\n\u003cp data-is-only-node=\"\" data-is-last-node=\"\" data-end=\"2443\" data-start=\"2315\"\u003eOn older Volvo Penta setups, replacing the thermostat \u003cstrong data-end=\"2390\" data-start=\"2369\"\u003ewith the full kit\u003c\/strong\u003e is the move—gaskets tend to fail at the same time 👍\u003c\/p\u003e","brand":"VOL","offers":[{"title":"Default Title","offer_id":43564053463076,"sku":"875580","price":75.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/361dfd85-b5b2-4431-878e-98f5c035a5d9.png?v=1774377136"},{"product_id":"sierra-18-3549-thermostat-120f-johnson-evinrude-omc","title":"Sierra 18-3549 Thermostat 120°F – Johnson Evinrude OMC Replacement","description":"\u003cp data-start=\"198\" data-end=\"457\"\u003eThe \u003cstrong data-start=\"202\" data-end=\"239\"\u003eSierra 18-3549 Thermostat (120°F)\u003c\/strong\u003e is a premium aftermarket replacement designed for Johnson, Evinrude, and OMC outboard engines. It regulates engine temperature to ensure proper warm-up and consistent cooling system performance in marine environments.\u003c\/p\u003e\n\u003cp data-start=\"459\" data-end=\"777\"\u003eCalibrated to \u003cstrong data-start=\"473\" data-end=\"489\"\u003e120°F (49°C)\u003c\/strong\u003e, this thermostat is ideal for 2-stroke outboard applications, helping maintain optimal operating temperature while preventing overheating and improving engine efficiency. Built to meet or exceed OEM specifications, it delivers dependable performance in both freshwater and saltwater use.\u003c\/p\u003e\n\u003chr data-start=\"779\" data-end=\"782\"\u003e\n\u003ch2 data-start=\"784\" data-end=\"803\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"787\" data-end=\"803\"\u003eKey Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"804\" data-end=\"1019\"\u003e\n\u003cli data-start=\"804\" data-end=\"846\"\u003eSierra premium aftermarket replacement\u003c\/li\u003e\n\u003cli data-start=\"847\" data-end=\"886\"\u003e\u003cstrong data-start=\"849\" data-end=\"884\"\u003e120°F (49°C) temperature rating\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"887\" data-end=\"936\"\u003eMaintains proper engine operating temperature\u003c\/li\u003e\n\u003cli data-start=\"937\" data-end=\"975\"\u003eImproves cooling system efficiency\u003c\/li\u003e\n\u003cli data-start=\"976\" data-end=\"1019\"\u003eCorrosion-resistant marine construction\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1021\" data-end=\"1024\"\u003e\n\u003ch2 data-start=\"1026\" data-end=\"1053\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1029\" data-end=\"1053\"\u003eEngine Compatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-start=\"1055\" data-end=\"1097\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1059\" data-end=\"1097\"\u003eJohnson \/ Evinrude \/ OMC Outboards\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1098\" data-end=\"1115\"\u003eCommonly used on:\u003c\/p\u003e\n\u003cul data-start=\"1116\" data-end=\"1219\"\u003e\n\u003cli data-start=\"1116\" data-end=\"1140\"\u003e2HP – 40HP outboards\u003c\/li\u003e\n\u003cli data-start=\"1141\" data-end=\"1184\"\u003eMany 2-stroke Johnson \u0026amp; Evinrude models\u003c\/li\u003e\n\u003cli data-start=\"1185\" data-end=\"1219\"\u003eOMC small to mid-range engines\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1221\" data-end=\"1282\"\u003e➡️ Widely used across \u003cstrong data-start=\"1243\" data-end=\"1282\"\u003eolder carbureted outboard platforms\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-start=\"1284\" data-end=\"1287\"\u003e\n\u003ch2 data-start=\"1289\" data-end=\"1326\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1292\" data-end=\"1324\"\u003eSerial Number Fitment Notice\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"1327\" data-end=\"1346\"\u003eFitment depends on:\u003c\/p\u003e\n\u003cul data-start=\"1347\" data-end=\"1398\"\u003e\n\u003cli data-start=\"1347\" data-end=\"1372\"\u003eEngine model and year\u003c\/li\u003e\n\u003cli data-start=\"1373\" data-end=\"1398\"\u003eCooling system design\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1400\" data-end=\"1494\"\u003e⚠️ Always confirm compatibility using your \u003cstrong data-start=\"1443\" data-end=\"1477\"\u003eengine model and serial number\u003c\/strong\u003e before ordering.\u003c\/p\u003e\n\u003chr data-start=\"1496\" data-end=\"1499\"\u003e\n\u003ch2 data-start=\"1501\" data-end=\"1522\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1504\" data-end=\"1522\"\u003eSpecifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1523\" data-end=\"1709\"\u003e\n\u003cli data-start=\"1523\" data-end=\"1551\"\u003ePart Number: \u003cstrong data-start=\"1538\" data-end=\"1549\"\u003e18-3549\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1552\" data-end=\"1592\"\u003eTemperature Rating: \u003cstrong data-start=\"1574\" data-end=\"1590\"\u003e120°F (49°C)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1593\" data-end=\"1620\"\u003eType: Engine thermostat\u003c\/li\u003e\n\u003cli data-start=\"1621\" data-end=\"1664\"\u003eFunction: Regulates coolant temperature\u003c\/li\u003e\n\u003cli data-start=\"1665\" data-end=\"1709\"\u003eConstruction: Marine-grade metal housing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1711\" data-end=\"1714\"\u003e\n\u003ch2 data-start=\"1716\" data-end=\"1738\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1719\" data-end=\"1738\"\u003eWhat’s Included\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1739\" data-end=\"1798\"\u003e\n\u003cli data-start=\"1739\" data-end=\"1798\"\u003eThermostat (gasket\/seal sold separately unless specified)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1800\" data-end=\"1803\"\u003e\n\u003ch2 data-start=\"1805\" data-end=\"1844\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1808\" data-end=\"1844\"\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"1845\" data-end=\"1882\"\u003eReplace the thermostat if you notice:\u003c\/p\u003e\n\u003cul data-start=\"1883\" data-end=\"1997\"\u003e\n\u003cli data-start=\"1883\" data-end=\"1905\"\u003eEngine overheating\u003c\/li\u003e\n\u003cli data-start=\"1906\" data-end=\"1933\"\u003eEngine running too cold\u003c\/li\u003e\n\u003cli data-start=\"1934\" data-end=\"1959\"\u003ePoor idle performance\u003c\/li\u003e\n\u003cli data-start=\"1960\" data-end=\"1997\"\u003eInconsistent temperature readings\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1999\" data-end=\"2002\"\u003e\n\u003ch2 data-start=\"2004\" data-end=\"2029\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2007\" data-end=\"2029\"\u003eInstallation Notes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2030\" data-end=\"2188\"\u003e\n\u003cli data-start=\"2030\" data-end=\"2076\"\u003eReplace gasket or seal during installation\u003c\/li\u003e\n\u003cli data-start=\"2077\" data-end=\"2106\"\u003eEnsure proper orientation\u003c\/li\u003e\n\u003cli data-start=\"2107\" data-end=\"2150\"\u003eInspect housing for corrosion or debris\u003c\/li\u003e\n\u003cli data-start=\"2151\" data-end=\"2188\"\u003eTest cooling system after install\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2190\" data-end=\"2193\"\u003e\n\u003ch2 data-start=\"2195\" data-end=\"2237\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2198\" data-end=\"2237\"\u003eAlternate \/ Superseded Part Numbers\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-start=\"2239\" data-end=\"2267\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2243\" data-end=\"2267\"\u003eOEM Cross References\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"2268\" data-end=\"2318\"\u003e\n\u003cli data-start=\"2268\" data-end=\"2318\"\u003eOMC \/ Johnson \/ Evinrude: \u003cstrong data-start=\"2296\" data-end=\"2316\"\u003e384891 \/ 5005440\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2320\" data-end=\"2323\"\u003e\n\u003ch3 data-start=\"2325\" data-end=\"2361\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2329\" data-end=\"2361\"\u003eAftermarket Cross References\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"2362\" data-end=\"2385\"\u003e\n\u003cli data-start=\"2362\" data-end=\"2385\"\u003eSierra: \u003cstrong data-start=\"2372\" data-end=\"2383\"\u003e18-3549\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2387\" data-end=\"2390\"\u003e\n\u003ch2 data-start=\"2392\" data-end=\"2409\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2395\" data-end=\"2407\"\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"2410\" data-end=\"2475\"\u003eShipping: Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e\n\u003chr data-start=\"2477\" data-end=\"2480\"\u003e\n\u003ch3 data-start=\"2482\" data-end=\"2509\"\u003e💡 Parts Desk Insight\u003c\/h3\u003e\n\u003cp data-start=\"2510\" data-end=\"2646\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eOn older Johnson\/Evinrude 2-strokes, a stuck-open thermostat will make the engine run cold and rough—this is one of the easiest fixes 👍\u003c\/p\u003e\n\u003cp\u003e.\u003c\/p\u003e","brand":"WEST","offers":[{"title":"Default Title","offer_id":43564241322020,"sku":"SIE-18-3549","price":43.75,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/45bc619d-e946-441f-8fc4-c81a1fcc09f2.png?v=1774376776"},{"product_id":"sierra-18-3552-thermostat-mercury-mercruiser","title":"Sierra 18-3552 Thermostat – Mercury MerCruiser Replacement","description":"\u003cp data-end=\"391\" data-start=\"190\"\u003eThe \u003cstrong data-end=\"223\" data-start=\"194\"\u003eSierra 18-3552 Thermostat\u003c\/strong\u003e is a high-quality aftermarket replacement designed for Mercury MerCruiser engines, providing reliable temperature regulation and consistent cooling system performance.\u003c\/p\u003e\n\u003cp data-end=\"706\" data-start=\"393\"\u003eEngineered to meet or exceed OEM specifications, this thermostat ensures proper engine warm-up and maintains optimal operating temperature, helping prevent overheating and improve fuel efficiency. Built with marine-grade materials, it delivers dependable performance in both freshwater and saltwater environments.\u003c\/p\u003e\n\u003chr data-end=\"711\" data-start=\"708\"\u003e\n\u003ch2 data-end=\"732\" data-start=\"713\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"732\" data-start=\"716\"\u003eKey Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-end=\"958\" data-start=\"733\"\u003e\n\u003cli data-end=\"775\" data-start=\"733\"\u003eSierra premium aftermarket replacement\u003c\/li\u003e\n\u003cli data-end=\"815\" data-start=\"776\"\u003eMeets or exceeds OEM specifications\u003c\/li\u003e\n\u003cli data-end=\"865\" data-start=\"816\"\u003eMaintains proper engine operating temperature\u003c\/li\u003e\n\u003cli data-end=\"914\" data-start=\"866\"\u003eEnsures efficient cooling system performance\u003c\/li\u003e\n\u003cli data-end=\"958\" data-start=\"915\"\u003eCorrosion-resistant marine construction\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"963\" data-start=\"960\"\u003e\n\u003ch2 data-end=\"992\" data-start=\"965\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"992\" data-start=\"968\"\u003eEngine Compatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-end=\"1028\" data-start=\"994\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1028\" data-start=\"998\"\u003eMercury MerCruiser Engines\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-end=\"1046\" data-start=\"1029\"\u003eCommonly used on:\u003c\/p\u003e\n\u003cul data-end=\"1106\" data-start=\"1047\"\u003e\n\u003cli data-end=\"1066\" data-start=\"1047\"\u003e4.3L V6 engines\u003c\/li\u003e\n\u003cli data-end=\"1086\" data-start=\"1067\"\u003e5.0L V8 engines\u003c\/li\u003e\n\u003cli data-end=\"1106\" data-start=\"1087\"\u003e5.7L V8 engines\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1178\" data-start=\"1108\"\u003e➡️ Fits many GM-based MerCruiser sterndrive and inboard applications\u003c\/p\u003e\n\u003chr data-end=\"1183\" data-start=\"1180\"\u003e\n\u003ch2 data-end=\"1222\" data-start=\"1185\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1220\" data-start=\"1188\"\u003eSerial Number Fitment Notice\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-end=\"1242\" data-start=\"1223\"\u003eFitment depends on:\u003c\/p\u003e\n\u003cul data-end=\"1301\" data-start=\"1243\"\u003e\n\u003cli data-end=\"1268\" data-start=\"1243\"\u003eEngine model and year\u003c\/li\u003e\n\u003cli data-end=\"1301\" data-start=\"1269\"\u003eCooling system configuration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1387\" data-start=\"1303\"\u003e⚠️ Always confirm compatibility using your \u003cstrong data-end=\"1370\" data-start=\"1346\"\u003eengine serial number\u003c\/strong\u003e before ordering.\u003c\/p\u003e\n\u003chr data-end=\"1392\" data-start=\"1389\"\u003e\n\u003ch2 data-end=\"1415\" data-start=\"1394\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1415\" data-start=\"1397\"\u003eSpecifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-end=\"1561\" data-start=\"1416\"\u003e\n\u003cli data-end=\"1444\" data-start=\"1416\"\u003ePart Number: \u003cstrong data-end=\"1442\" data-start=\"1431\"\u003e18-3552\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1472\" data-start=\"1445\"\u003eType: Engine thermostat\u003c\/li\u003e\n\u003cli data-end=\"1516\" data-start=\"1473\"\u003eFunction: Regulates coolant temperature\u003c\/li\u003e\n\u003cli data-end=\"1561\" data-start=\"1517\"\u003eConstruction: Marine-grade metal housing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"1566\" data-start=\"1563\"\u003e\n\u003ch2 data-end=\"1590\" data-start=\"1568\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1590\" data-start=\"1571\"\u003eWhat’s Included\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-end=\"1645\" data-start=\"1591\"\u003e\n\u003cli data-end=\"1645\" data-start=\"1591\"\u003eThermostat (gasket sold separately unless specified)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"1650\" data-start=\"1647\"\u003e\n\u003ch2 data-end=\"1691\" data-start=\"1652\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1691\" data-start=\"1655\"\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-end=\"1729\" data-start=\"1692\"\u003eReplace the thermostat if you notice:\u003c\/p\u003e\n\u003cul data-end=\"1842\" data-start=\"1730\"\u003e\n\u003cli data-end=\"1752\" data-start=\"1730\"\u003eEngine overheating\u003c\/li\u003e\n\u003cli data-end=\"1780\" data-start=\"1753\"\u003eEngine running too cold\u003c\/li\u003e\n\u003cli data-end=\"1817\" data-start=\"1781\"\u003eFluctuating temperature readings\u003c\/li\u003e\n\u003cli data-end=\"1842\" data-start=\"1818\"\u003ePoor fuel efficiency\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"1847\" data-start=\"1844\"\u003e\n\u003ch2 data-end=\"1874\" data-start=\"1849\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1874\" data-start=\"1852\"\u003eInstallation Notes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-end=\"2039\" data-start=\"1875\"\u003e\n\u003cli data-end=\"1921\" data-start=\"1875\"\u003eReplace gasket or seal during installation\u003c\/li\u003e\n\u003cli data-end=\"1952\" data-start=\"1922\"\u003eEnsure correct orientation\u003c\/li\u003e\n\u003cli data-end=\"1996\" data-start=\"1953\"\u003eInspect housing for corrosion or debris\u003c\/li\u003e\n\u003cli data-end=\"2039\" data-start=\"1997\"\u003eTest cooling system after installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"2044\" data-start=\"2041\"\u003e\n\u003ch2 data-end=\"2088\" data-start=\"2046\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"2088\" data-start=\"2049\"\u003eAlternate \/ Superseded Part Numbers\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-end=\"2118\" data-start=\"2090\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"2118\" data-start=\"2094\"\u003eOEM Cross References\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-end=\"2175\" data-start=\"2119\"\u003e\n\u003cli data-end=\"2175\" data-start=\"2119\"\u003eMercury MerCruiser: \u003cstrong data-end=\"2173\" data-start=\"2141\"\u003e807252T1 \/ 807252Q5 \/ 853213\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"2180\" data-start=\"2177\"\u003e\n\u003ch3 data-end=\"2218\" data-start=\"2182\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"2218\" data-start=\"2186\"\u003eAftermarket Cross References\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-end=\"2242\" data-start=\"2219\"\u003e\n\u003cli data-end=\"2242\" data-start=\"2219\"\u003eSierra: \u003cstrong data-end=\"2240\" data-start=\"2229\"\u003e18-3552\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"2247\" data-start=\"2244\"\u003e\n\u003ch2 data-end=\"2266\" data-start=\"2249\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"2264\" data-start=\"2252\"\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-end=\"2332\" data-start=\"2267\"\u003eShipping: Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e\n\u003chr data-end=\"2337\" data-start=\"2334\"\u003e\n\u003ch3 data-end=\"2366\" data-start=\"2339\"\u003e💡 Parts Desk Insight\u003c\/h3\u003e\n\u003cp data-is-only-node=\"\" data-is-last-node=\"\" data-end=\"2504\" data-start=\"2367\"\u003eThis is a very common MerCruiser thermostat—if you’re servicing a \u003cstrong data-end=\"2453\" data-start=\"2433\"\u003e4.3, 5.0, or 5.7\u003c\/strong\u003e, it’s one of the first cooling parts to replace 👍\u003c\/p\u003e","brand":"WEST","offers":[{"title":"Default Title","offer_id":43564241518628,"sku":"SIE-18-3552","price":39.51,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/83d9e9d8-8b84-47c8-a5f0-4a6e99d66e7d.png?v=1774376462"},{"product_id":"sierra-thermostat-sie-18-43017-indmar","title":"Sierra Marine Thermostat 18-43017 – Indmar S985009 \/ MerCruiser 8.1L 496 MAG Cooling System","description":"\u003cp data-end=\"503\" data-start=\"298\"\u003eThe \u003cstrong data-end=\"332\" data-start=\"302\"\u003eSierra 18-43017 Thermostat\u003c\/strong\u003e is a precision 160° temperature control thermostat designed for high-horsepower GM-based marine engines, including Indmar, MerCruiser, and other big-block applications.\u003c\/p\u003e\n\u003cp data-end=\"690\" data-start=\"505\"\u003eThis thermostat regulates coolant flow to maintain optimal engine operating temperature, ensuring proper combustion efficiency, engine protection, and consistent performance under load.\u003c\/p\u003e\n\u003cp data-end=\"865\" data-start=\"692\"\u003eEngineered to meet or exceed OEM specifications, this unit is a direct replacement for Indmar S985009 and multiple MerCruiser thermostat applications used in 8.1L platforms.\u003c\/p\u003e\n\u003chr data-end=\"870\" data-start=\"867\"\u003e\n\u003ch2 data-end=\"891\" data-start=\"872\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"891\" data-start=\"875\"\u003eKey Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-end=\"1277\" data-start=\"892\"\u003e\n\u003cli data-end=\"997\" data-start=\"892\"\u003e160° thermostat for optimal marine engine operating temperature \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1087\" data-start=\"998\"\u003eDesigned for raw water cooled GM marine engines \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1143\" data-start=\"1088\"\u003eImproves engine efficiency and prevents overheating\u003c\/li\u003e\n\u003cli data-end=\"1190\" data-start=\"1144\"\u003eDirect OEM replacement fit and performance\u003c\/li\u003e\n\u003cli data-end=\"1240\" data-start=\"1191\"\u003eCorrosion-resistant marine-grade construction\u003c\/li\u003e\n\u003cli data-end=\"1277\" data-start=\"1241\"\u003eSierra limited lifetime warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"1282\" data-start=\"1279\"\u003e\n\u003ch2 data-end=\"1311\" data-start=\"1284\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1311\" data-start=\"1287\"\u003eEngine Compatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-end=\"1354\" data-start=\"1313\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1354\" data-start=\"1317\"\u003eMerCruiser (Big Block GM Engines)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-end=\"1411\" data-start=\"1355\"\u003e\n\u003cli data-end=\"1373\" data-start=\"1355\"\u003e8.1L (496 MAG)\u003c\/li\u003e\n\u003cli data-end=\"1388\" data-start=\"1374\"\u003e496 MAG HO\u003c\/li\u003e\n\u003cli data-end=\"1411\" data-start=\"1389\"\u003e8.1L MIE \/ Horizon\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"1442\" data-start=\"1413\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1442\" data-start=\"1417\"\u003eIndmar Marine Engines\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-end=\"1566\" data-start=\"1443\"\u003e\n\u003cli data-end=\"1468\" data-start=\"1443\"\u003eGM-based 8.1L engines\u003c\/li\u003e\n\u003cli data-end=\"1566\" data-start=\"1469\"\u003eFord \u0026amp; GM raw water cooled applications (select models) \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1661\" data-start=\"1568\"\u003e➡️ Specifically designed for \u003cstrong data-end=\"1661\" data-start=\"1597\"\u003ehigh-output big block engines with raw water cooling systems\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-end=\"1666\" data-start=\"1663\"\u003e\n\u003ch2 data-end=\"1705\" data-start=\"1668\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1703\" data-start=\"1671\"\u003eSerial Number Fitment Notice\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-end=\"1726\" data-start=\"1706\"\u003eThermostats vary by:\u003c\/p\u003e\n\u003cul data-end=\"1809\" data-start=\"1727\"\u003e\n\u003cli data-end=\"1766\" data-start=\"1727\"\u003eTemperature rating (160° vs others)\u003c\/li\u003e\n\u003cli data-end=\"1785\" data-start=\"1767\"\u003eHousing design\u003c\/li\u003e\n\u003cli data-end=\"1809\" data-start=\"1786\"\u003eCooling system type\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1899\" data-start=\"1811\"\u003e⚠️ Always confirm fitment using engine serial number or OEM part number before ordering.\u003c\/p\u003e\n\u003chr data-end=\"1904\" data-start=\"1901\"\u003e\n\u003ch2 data-end=\"1945\" data-start=\"1906\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1945\" data-start=\"1909\"\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-end=\"1987\" data-start=\"1946\"\u003eReplace the thermostat if you experience:\u003c\/p\u003e\n\u003cul data-end=\"2166\" data-start=\"1988\"\u003e\n\u003cli data-end=\"2026\" data-start=\"1988\"\u003eEngine overheating or running cold\u003c\/li\u003e\n\u003cli data-end=\"2064\" data-start=\"2027\"\u003eInconsistent temperature readings\u003c\/li\u003e\n\u003cli data-end=\"2089\" data-start=\"2065\"\u003ePoor fuel efficiency\u003c\/li\u003e\n\u003cli data-end=\"2126\" data-start=\"2090\"\u003eSlow warm-up or stuck thermostat\u003c\/li\u003e\n\u003cli data-end=\"2166\" data-start=\"2127\"\u003eCorrosion or scaling inside housing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"2307\" data-start=\"2168\"\u003eA failed thermostat can cause the engine to run outside optimal temperature and reduce performance. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-end=\"2312\" data-start=\"2309\"\u003e\n\u003ch2 data-end=\"2339\" data-start=\"2314\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"2339\" data-start=\"2317\"\u003eInstallation Notes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-end=\"2539\" data-start=\"2340\"\u003e\n\u003cli data-end=\"2386\" data-start=\"2340\"\u003eReplace gasket or seal during installation\u003c\/li\u003e\n\u003cli data-end=\"2423\" data-start=\"2387\"\u003eClean mating surfaces thoroughly\u003c\/li\u003e\n\u003cli data-end=\"2458\" data-start=\"2424\"\u003eInstall in correct orientation\u003c\/li\u003e\n\u003cli data-end=\"2499\" data-start=\"2459\"\u003eConfirm 160° rating matches OEM spec\u003c\/li\u003e\n\u003cli data-end=\"2539\" data-start=\"2500\"\u003eTest engine temp after installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"2544\" data-start=\"2541\"\u003e\n\u003ch2 data-end=\"2588\" data-start=\"2546\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"2588\" data-start=\"2549\"\u003eAlternate \/ Superseded Part Numbers\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-end=\"2618\" data-start=\"2590\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"2618\" data-start=\"2594\"\u003eOEM Cross References\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-end=\"2826\" data-start=\"2619\"\u003e\n\u003cli data-end=\"2680\" data-start=\"2619\"\u003e\n\u003cstrong data-end=\"2632\" data-start=\"2621\"\u003eIndmar:\u003c\/strong\u003e S985009 \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2826\" data-start=\"2681\"\u003e\n\u003cstrong data-end=\"2708\" data-start=\"2683\"\u003eMercury \/ MerCruiser:\u003c\/strong\u003e\n\u003cul data-end=\"2826\" data-start=\"2713\"\u003e\n\u003cli data-end=\"2724\" data-start=\"2713\"\u003e863358T\u003c\/li\u003e\n\u003cli data-end=\"2740\" data-start=\"2727\"\u003e863358001\u003c\/li\u003e\n\u003cli data-end=\"2756\" data-start=\"2743\"\u003e8M0074922\u003c\/li\u003e\n\u003cli data-end=\"2772\" data-start=\"2759\"\u003e8M0076464\u003c\/li\u003e\n\u003cli data-end=\"2826\" data-start=\"2775\"\u003e8M0192249 \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"2831\" data-start=\"2828\"\u003e\n\u003ch3 data-end=\"2869\" data-start=\"2833\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"2869\" data-start=\"2837\"\u003eAftermarket Cross References\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-end=\"2932\" data-start=\"2870\"\u003e\n\u003cli data-end=\"2932\" data-start=\"2870\"\u003eMallory: \u003cstrong data-end=\"2892\" data-start=\"2881\"\u003e9-43017\u003c\/strong\u003e \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"2937\" data-start=\"2934\"\u003e\n\u003ch2 data-end=\"2956\" data-start=\"2939\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"2954\" data-start=\"2942\"\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-end=\"3022\" data-start=\"2957\"\u003eShipping: Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e","brand":"Sierra","offers":[{"title":"Default Title","offer_id":43564241813540,"sku":"SIE-18-43017","price":46.93,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/SIE-18-43017.png?v=1771568343"},{"product_id":"yamaha-outboard-thermostat-67f-12411-01-00","title":"Yamaha Outboard Thermostat – 67F-12411-01-00","description":"\u003cp data-start=\"206\" data-end=\"356\"\u003eThe \u003cstrong data-start=\"210\" data-end=\"247\"\u003eYamaha 67F-12411-01-00 Thermostat\u003c\/strong\u003e is a genuine OEM cooling system component designed to regulate engine temperature in Yamaha outboard motors.\u003c\/p\u003e\n\u003cp data-start=\"358\" data-end=\"582\"\u003eThis thermostat controls coolant flow to ensure proper engine warm-up and maintain optimal operating temperature. It helps prevent overheating while improving engine efficiency and longevity in demanding marine environments.\u003c\/p\u003e\n\u003cp data-start=\"584\" data-end=\"720\"\u003eBuilt to Yamaha’s exact specifications, it delivers consistent performance and reliability across a wide range of outboard applications.\u003c\/p\u003e\n\u003chr data-start=\"722\" data-end=\"725\"\u003e\n\u003ch2 data-start=\"727\" data-end=\"746\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"730\" data-end=\"746\"\u003eKey Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"747\" data-end=\"951\"\u003e\n\u003cli data-start=\"747\" data-end=\"774\"\u003eGenuine Yamaha OEM part\u003c\/li\u003e\n\u003cli data-start=\"775\" data-end=\"825\"\u003eMaintains correct engine operating temperature\u003c\/li\u003e\n\u003cli data-start=\"826\" data-end=\"875\"\u003eEnsures consistent cooling system performance\u003c\/li\u003e\n\u003cli data-start=\"876\" data-end=\"907\"\u003eDirect OEM fit and function\u003c\/li\u003e\n\u003cli data-start=\"908\" data-end=\"951\"\u003eCorrosion-resistant marine construction\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"953\" data-end=\"956\"\u003e\n\u003ch2 data-start=\"958\" data-end=\"985\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"961\" data-end=\"985\"\u003eEngine Compatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-start=\"987\" data-end=\"1018\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"991\" data-end=\"1018\"\u003eYamaha Outboard Engines\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1019\" data-end=\"1036\"\u003eCommonly used on:\u003c\/p\u003e\n\u003cul data-start=\"1037\" data-end=\"1096\"\u003e\n\u003cli data-start=\"1037\" data-end=\"1066\"\u003eYamaha 2-stroke outboards\u003c\/li\u003e\n\u003cli data-start=\"1067\" data-end=\"1096\"\u003eYamaha 4-stroke outboards\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1098\" data-end=\"1127\"\u003eTypical applications include:\u003c\/p\u003e\n\u003cul data-start=\"1128\" data-end=\"1154\"\u003e\n\u003cli data-start=\"1128\" data-end=\"1136\"\u003e40HP\u003c\/li\u003e\n\u003cli data-start=\"1137\" data-end=\"1145\"\u003e50HP\u003c\/li\u003e\n\u003cli data-start=\"1146\" data-end=\"1154\"\u003e60HP\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1156\" data-end=\"1215\"\u003e➡️ Widely used across Yamaha mid-range outboard platforms\u003c\/p\u003e\n\u003chr data-start=\"1217\" data-end=\"1220\"\u003e\n\u003ch2 data-start=\"1222\" data-end=\"1259\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1225\" data-end=\"1257\"\u003eSerial Number Fitment Notice\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"1260\" data-end=\"1279\"\u003eFitment depends on:\u003c\/p\u003e\n\u003cul data-start=\"1280\" data-end=\"1338\"\u003e\n\u003cli data-start=\"1280\" data-end=\"1305\"\u003eEngine model and year\u003c\/li\u003e\n\u003cli data-start=\"1306\" data-end=\"1338\"\u003eCooling system configuration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1340\" data-end=\"1434\"\u003e⚠️ Always confirm compatibility using your \u003cstrong data-start=\"1383\" data-end=\"1417\"\u003eengine model and serial number\u003c\/strong\u003e before ordering.\u003c\/p\u003e\n\u003chr data-start=\"1436\" data-end=\"1439\"\u003e\n\u003ch2 data-start=\"1441\" data-end=\"1462\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1444\" data-end=\"1462\"\u003eSpecifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1463\" data-end=\"1630\"\u003e\n\u003cli data-start=\"1463\" data-end=\"1499\"\u003ePart Number: \u003cstrong data-start=\"1478\" data-end=\"1497\"\u003e67F-12411-01-00\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1500\" data-end=\"1527\"\u003eType: Engine thermostat\u003c\/li\u003e\n\u003cli data-start=\"1528\" data-end=\"1571\"\u003eFunction: Regulates coolant temperature\u003c\/li\u003e\n\u003cli data-start=\"1572\" data-end=\"1630\"\u003eConstruction: Marine-grade metal with integrated valve\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1632\" data-end=\"1635\"\u003e\n\u003ch2 data-start=\"1637\" data-end=\"1659\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1640\" data-end=\"1659\"\u003eWhat’s Included\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1660\" data-end=\"1719\"\u003e\n\u003cli data-start=\"1660\" data-end=\"1719\"\u003eThermostat (seal\/gasket sold separately unless specified)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1721\" data-end=\"1724\"\u003e\n\u003ch2 data-start=\"1726\" data-end=\"1765\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1729\" data-end=\"1765\"\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"1766\" data-end=\"1803\"\u003eReplace the thermostat if you notice:\u003c\/p\u003e\n\u003cul data-start=\"1804\" data-end=\"1916\"\u003e\n\u003cli data-start=\"1804\" data-end=\"1826\"\u003eEngine overheating\u003c\/li\u003e\n\u003cli data-start=\"1827\" data-end=\"1854\"\u003eEngine running too cold\u003c\/li\u003e\n\u003cli data-start=\"1855\" data-end=\"1891\"\u003eFluctuating temperature readings\u003c\/li\u003e\n\u003cli data-start=\"1892\" data-end=\"1916\"\u003ePoor fuel efficiency\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1918\" data-end=\"1921\"\u003e\n\u003ch2 data-start=\"1923\" data-end=\"1948\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1926\" data-end=\"1948\"\u003eInstallation Notes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1949\" data-end=\"2112\"\u003e\n\u003cli data-start=\"1949\" data-end=\"1995\"\u003eReplace gasket or seal during installation\u003c\/li\u003e\n\u003cli data-start=\"1996\" data-end=\"2025\"\u003eEnsure proper orientation\u003c\/li\u003e\n\u003cli data-start=\"2026\" data-end=\"2069\"\u003eInspect housing for corrosion or debris\u003c\/li\u003e\n\u003cli data-start=\"2070\" data-end=\"2112\"\u003eTest cooling system after installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2114\" data-end=\"2117\"\u003e\n\u003ch2 data-start=\"2119\" data-end=\"2161\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2122\" data-end=\"2161\"\u003eAlternate \/ Superseded Part Numbers\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-start=\"2163\" data-end=\"2191\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2167\" data-end=\"2191\"\u003eOEM Cross References\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"2192\" data-end=\"2223\"\u003e\n\u003cli data-start=\"2192\" data-end=\"2223\"\u003eYamaha: \u003cstrong data-start=\"2202\" data-end=\"2221\"\u003e67F-12411-01-00\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2225\" data-end=\"2228\"\u003e\n\u003ch2 data-start=\"2230\" data-end=\"2247\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2233\" data-end=\"2245\"\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"2248\" data-end=\"2313\"\u003eShipping: Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e\n\u003chr data-start=\"2315\" data-end=\"2318\"\u003e\n\u003ch3 data-start=\"2320\" data-end=\"2347\"\u003e💡 Parts Desk Insight\u003c\/h3\u003e\n\u003cp data-start=\"2348\" data-end=\"2483\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eThis is a very common Yamaha thermostat—if you’re working on a \u003cstrong data-start=\"2411\" data-end=\"2431\"\u003e40–60HP outboard\u003c\/strong\u003e, this is one of the first cooling parts to check 👍\u003c\/p\u003e","brand":"YAM","offers":[{"title":"Default Title","offer_id":43564299026468,"sku":"67F-12411-01-00","price":73.54,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/2b9f10b2-5e35-4942-a4b9-542485ee07d8.png?v=1774375924"},{"product_id":"yamaha-thermostat-seal-67f-12412-00-00","title":"Yamaha Thermostat Seal | 67F-12412-00-00","description":"\u003cp\u003eGenuine Yamaha OEM thermostat seal designed to provide a reliable, leak-free seal in your marine engine's cooling system. This precision-engineered seal ensures proper thermostat operation and prevents coolant leaks, maintaining optimal engine temperature and performance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Yamaha OEM part number 67F-12412-00-00\u003c\/li\u003e\n\u003cli\u003ePrecision-engineered for perfect fit\u003c\/li\u003e\n\u003cli\u003eCreates leak-free thermostat seal\u003c\/li\u003e\n\u003cli\u003eHeat and coolant resistant materials\u003c\/li\u003e\n\u003cli\u003eEssential for thermostat replacement\u003c\/li\u003e\n\u003cli\u003eMaintains proper cooling system operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eApplications:\u003c\/strong\u003e Yamaha marine engines requiring thermostat seal replacement (verify compatibility with your engine model using part number 67F-12412-00-00)\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e Yamaha part number 67F-12412-00-00\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eMaintenance Note:\u003c\/strong\u003e Always replace the thermostat seal when servicing or replacing the thermostat to ensure proper sealing and prevent coolant leaks.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eIn stock. Ships in 1–3 business days.\u003c\/em\u003e\u003c\/p\u003e","brand":"YAM","offers":[{"title":"Default Title","offer_id":43564299059236,"sku":"67F-12412-00-00","price":14.7,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/Screenshot2026-03-05at14-17-38Yamaha67F-12412-00-00-Sealthermostat.png?v=1772749070"},{"product_id":"yamaha-outboard-thermostat-6aw-12411-00-00","title":"Yamaha Outboard Thermostat – 6AW-12411-00-00","description":"\u003cp data-start=\"206\" data-end=\"356\"\u003eThe \u003cstrong data-start=\"210\" data-end=\"247\"\u003eYamaha 6AW-12411-00-00 Thermostat\u003c\/strong\u003e is a genuine OEM cooling system component designed to regulate engine temperature in Yamaha outboard motors.\u003c\/p\u003e\n\u003cp data-start=\"358\" data-end=\"662\"\u003eBy controlling coolant flow, this thermostat ensures proper engine warm-up and maintains optimal operating temperature, preventing overheating and improving overall engine efficiency and longevity. Built to Yamaha’s exact specifications, it delivers reliable performance in demanding marine environments.\u003c\/p\u003e\n\u003chr data-start=\"664\" data-end=\"667\"\u003e\n\u003ch2 data-start=\"669\" data-end=\"688\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"672\" data-end=\"688\"\u003eKey Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"689\" data-end=\"900\"\u003e\n\u003cli data-start=\"689\" data-end=\"716\"\u003eGenuine Yamaha OEM part\u003c\/li\u003e\n\u003cli data-start=\"717\" data-end=\"766\"\u003eMaintains proper engine operating temperature\u003c\/li\u003e\n\u003cli data-start=\"767\" data-end=\"816\"\u003eEnsures consistent cooling system performance\u003c\/li\u003e\n\u003cli data-start=\"817\" data-end=\"856\"\u003eDirect replacement fit and function\u003c\/li\u003e\n\u003cli data-start=\"857\" data-end=\"900\"\u003eCorrosion-resistant marine construction\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"902\" data-end=\"905\"\u003e\n\u003ch2 data-start=\"907\" data-end=\"934\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"910\" data-end=\"934\"\u003eEngine Compatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-start=\"936\" data-end=\"967\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"940\" data-end=\"967\"\u003eYamaha Outboard Engines\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"968\" data-end=\"985\"\u003eCommonly used on:\u003c\/p\u003e\n\u003cul data-start=\"986\" data-end=\"1060\"\u003e\n\u003cli data-start=\"986\" data-end=\"1001\"\u003eYamaha F150\u003c\/li\u003e\n\u003cli data-start=\"1002\" data-end=\"1017\"\u003eYamaha F175\u003c\/li\u003e\n\u003cli data-start=\"1018\" data-end=\"1060\"\u003eYamaha F200 (inline 4-cylinder models)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1062\" data-end=\"1140\"\u003e➡️ Also used across various \u003cstrong data-start=\"1090\" data-end=\"1140\"\u003eYamaha 4-stroke outboards in the 2.7L platform\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-start=\"1142\" data-end=\"1145\"\u003e\n\u003ch2 data-start=\"1147\" data-end=\"1184\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1150\" data-end=\"1182\"\u003eSerial Number Fitment Notice\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"1185\" data-end=\"1204\"\u003eFitment depends on:\u003c\/p\u003e\n\u003cul data-start=\"1205\" data-end=\"1263\"\u003e\n\u003cli data-start=\"1205\" data-end=\"1230\"\u003eEngine model and year\u003c\/li\u003e\n\u003cli data-start=\"1231\" data-end=\"1263\"\u003eCooling system configuration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1265\" data-end=\"1359\"\u003e⚠️ Always confirm compatibility using your \u003cstrong data-start=\"1308\" data-end=\"1342\"\u003eengine model and serial number\u003c\/strong\u003e before ordering.\u003c\/p\u003e\n\u003chr data-start=\"1361\" data-end=\"1364\"\u003e\n\u003ch2 data-start=\"1366\" data-end=\"1387\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1369\" data-end=\"1387\"\u003eSpecifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1388\" data-end=\"1561\"\u003e\n\u003cli data-start=\"1388\" data-end=\"1424\"\u003ePart Number: \u003cstrong data-start=\"1403\" data-end=\"1422\"\u003e6AW-12411-00-00\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1425\" data-end=\"1452\"\u003eType: Engine thermostat\u003c\/li\u003e\n\u003cli data-start=\"1453\" data-end=\"1496\"\u003eFunction: Regulates coolant temperature\u003c\/li\u003e\n\u003cli data-start=\"1497\" data-end=\"1561\"\u003eConstruction: Marine-grade metal housing with internal valve\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1563\" data-end=\"1566\"\u003e\n\u003ch2 data-start=\"1568\" data-end=\"1590\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1571\" data-end=\"1590\"\u003eWhat’s Included\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1591\" data-end=\"1650\"\u003e\n\u003cli data-start=\"1591\" data-end=\"1650\"\u003eThermostat (seal\/gasket sold separately unless specified)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1652\" data-end=\"1655\"\u003e\n\u003ch2 data-start=\"1657\" data-end=\"1696\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1660\" data-end=\"1696\"\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"1697\" data-end=\"1734\"\u003eReplace the thermostat if you notice:\u003c\/p\u003e\n\u003cul data-start=\"1735\" data-end=\"1850\"\u003e\n\u003cli data-start=\"1735\" data-end=\"1757\"\u003eEngine overheating\u003c\/li\u003e\n\u003cli data-start=\"1758\" data-end=\"1785\"\u003eEngine running too cold\u003c\/li\u003e\n\u003cli data-start=\"1786\" data-end=\"1822\"\u003eFluctuating temperature readings\u003c\/li\u003e\n\u003cli data-start=\"1823\" data-end=\"1850\"\u003eReduced fuel efficiency\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1852\" data-end=\"1855\"\u003e\n\u003ch2 data-start=\"1857\" data-end=\"1882\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1860\" data-end=\"1882\"\u003eInstallation Notes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1883\" data-end=\"2043\"\u003e\n\u003cli data-start=\"1883\" data-end=\"1929\"\u003eReplace gasket or seal during installation\u003c\/li\u003e\n\u003cli data-start=\"1930\" data-end=\"1960\"\u003eEnsure correct orientation\u003c\/li\u003e\n\u003cli data-start=\"1961\" data-end=\"2005\"\u003eInspect thermostat housing for corrosion\u003c\/li\u003e\n\u003cli data-start=\"2006\" data-end=\"2043\"\u003eTest cooling system after install\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2045\" data-end=\"2048\"\u003e\n\u003ch2 data-start=\"2050\" data-end=\"2092\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2053\" data-end=\"2092\"\u003eAlternate \/ Superseded Part Numbers\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-start=\"2094\" data-end=\"2122\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2098\" data-end=\"2122\"\u003eOEM Cross References\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"2123\" data-end=\"2154\"\u003e\n\u003cli data-start=\"2123\" data-end=\"2154\"\u003eYamaha: \u003cstrong data-start=\"2133\" data-end=\"2152\"\u003e6AW-12411-00-00\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2156\" data-end=\"2159\"\u003e\n\u003ch2 data-start=\"2161\" data-end=\"2178\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2164\" data-end=\"2176\"\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"2179\" data-end=\"2244\"\u003eShipping: Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e\n\u003chr data-start=\"2246\" data-end=\"2249\"\u003e\n\u003ch3 data-start=\"2251\" data-end=\"2278\"\u003e💡 Parts Desk Insight\u003c\/h3\u003e\n\u003cp data-start=\"2279\" data-end=\"2409\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eOn Yamaha 4-strokes, thermostats often fail \u003cstrong data-start=\"2323\" data-end=\"2331\"\u003eopen\u003c\/strong\u003e, not closed—so if your motor won’t reach temp, this is usually the culprit 👍\u003c\/p\u003e","brand":"YAM","offers":[{"title":"Default Title","offer_id":43564299583524,"sku":"6AW-12411-00-00","price":89.47,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/b07eb3ae-f7eb-4b9d-b0ba-92189b4c893b.png?v=1774375495"},{"product_id":"yamaha-65","title":"Yamaha Thermostat 6H3-12411-20-00 - Special Order","description":"\u003cp\u003eThe Yamaha \u003cstrong\u003e6H3-12411-20-00\u003c\/strong\u003e is an OEM thermostat for select Yamaha \u003cstrong\u003etwo-stroke outboard\u003c\/strong\u003e cooling systems. It regulates engine operating temperature by controlling coolant\/water flow through the cylinder head or cooling passage as specified in the Yamaha parts diagram.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eYamaha OEM thermostat\u003c\/li\u003e\n\u003cli\u003ePart number: \u003cstrong\u003e6H3-12411-20-00\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eUsed in select Yamaha \u003cstrong\u003etwo-stroke outboard\u003c\/strong\u003e applications\u003c\/li\u003e\n\u003cli\u003eFits listed small Yamaha outboard model families including \u003cstrong\u003e3A, 4A, 5C, 6C, 6D, 6J, 8C, and 8J\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eAlso listed for \u003cstrong\u003e8MSH\u003c\/strong\u003e model-code ranges including \u003cstrong\u003e0405, 0406, 0407, and 0608\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eCooling-system service part for thermostat housing \/ cylinder-head cooling passages\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eEngine Compatibility\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eFits select Yamaha two-stroke outboard models including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e3A\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e4A\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e5C\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e6C \/ 6D \/ 6J\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e8C \/ 8J\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e8MSH-0405\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e8MSH-0406\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e8MSH-0407\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e8MSH-0608\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUse where the Yamaha parts diagram calls for \u003cstrong\u003e6H3-12411-20-00\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eSerial Number Fitment Notice\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eConfirm fitment by Yamaha model code, serial number, and thermostat\/cooling-system diagram before ordering. Yamaha two-stroke thermostat applications can vary by horsepower, model suffix, and production range.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eReplace when the engine runs too cold, overheats, has weak or irregular cooling behavior, shows corrosion around the thermostat, or when the thermostat is stuck open or closed. It is also commonly replaced during cooling-system service.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eInstallation Notes\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eInspect the thermostat cover, gasket or seal, housing surface, and cooling passages during replacement. Remove corrosion or debris from the thermostat pocket before installation and follow the Yamaha service manual for orientation and testing procedure.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eAlternate\/Superseded Part Numbers\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eYamaha 6H3-12411-20-00\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eParts Desk Insight\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThis thermostat should be matched to the Yamaha model code and cooling-system diagram, not horsepower alone. Small two-stroke Yamaha outboards often share similar cooling parts, but thermostat fitment still depends on the exact model family and production range.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecial Order:\u003c\/strong\u003e This product is not currently in store inventory but may be available from the Manufacturer. Special Orders may take up to 2 weeks to arrive. Call the parts desk before ordering if you need a closer estimate on delivery time.\u003c\/p\u003e","brand":"YAM","offers":[{"title":"Default Title","offer_id":43564300599332,"sku":"6H3-12411-20-00","price":96.89,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/7a16a475-b7ac-4464-8a5e-8ceb8c3bb0a6.png?v=1778821259"},{"product_id":"yan-4","title":"Yanmar Thermostat 105582-49200 - Marine Diesel Engine","description":"\u003cp\u003e\u003cstrong\u003eGenuine Yanmar Thermostat - Professional Marine Engine Component\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOEM thermostat designed for Yanmar marine diesel engines. Precision-engineered temperature control valve that regulates coolant flow to maintain optimal engine operating temperature, ensuring efficient combustion and preventing overheating or overcooling.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePart Number: 105582-49200\u003c\/li\u003e\n\u003cli\u003eApplication: Yanmar marine diesel engines\u003c\/li\u003e\n\u003cli\u003eType: Wax-element thermostat\u003c\/li\u003e\n\u003cli\u003eFunction: Coolant temperature regulation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Yanmar OEM part for guaranteed fitment\u003c\/li\u003e\n\u003cli\u003ePrecision-calibrated opening temperature for optimal engine performance\u003c\/li\u003e\n\u003cli\u003eMarine-grade construction for corrosion resistance\u003c\/li\u003e\n\u003cli\u003eReliable temperature control for efficient combustion\u003c\/li\u003e\n\u003cli\u003eDirect OEM replacement for dependable operation\u003c\/li\u003e\n\u003cli\u003ePrevents engine overheating and overcooling\u003c\/li\u003e\n\u003cli\u003eDesigned for long service life in marine environments\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eApplications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCompatible with Yanmar marine diesel engines. Essential cooling system component that regulates coolant flow based on engine temperature, maintaining optimal operating temperature for efficient combustion, reduced emissions, and extended engine life.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePerformance Benefits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003ePrecision-calibrated opening temperature ensures engine reaches and maintains optimal operating temperature quickly. Proper temperature control improves fuel efficiency, reduces wear, and prevents overheating damage or cold-running inefficiency.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMaintenance Note:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eReplace thermostat according to Yanmar's recommended service intervals or if engine runs too hot or too cold. Always replace the thermostat gasket during installation. Test in hot water before installation to verify proper operation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuality Assurance:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBacked by Yanmar's reputation for precision engineering and reliability in marine propulsion systems. Professional-grade thermostat for commercial and recreational vessels.\u003c\/p\u003e","brand":"YAN","offers":[{"title":"Default Title","offer_id":43564301877284,"sku":"105582-49200","price":65.85,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/105582-49200.png?v=1771222289"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/collections\/Thermostats_Cooling_Components.png?v=1768869329","url":"https:\/\/marisolmarine.com\/collections\/thermostats-cooling-components.oembed?page=3","provider":"Marisol Marine Company","version":"1.0","type":"link"}