{"product_id":"sierra-impeller-sie-18-3068-ap-2009","title":"Sierra Impeller 18-3068 (AP-2009) – Mercury \/ Mariner Outboard Water Pump Replacement","description":"\u003cp data-end=\"508\" data-start=\"216\"\u003eThe \u003cstrong data-end=\"257\" data-start=\"220\"\u003eSierra 18-3068 Impeller (AP-2009)\u003c\/strong\u003e is a direct replacement raw water pump impeller designed for Mercury and Mariner outboards. This impeller plays a critical role in circulating cooling water through the engine, helping maintain proper operating temperature and preventing overheating.\u003c\/p\u003e\n\u003cp data-end=\"722\" data-start=\"510\"\u003eConstructed from high-quality flexible rubber and engineered to meet or exceed OEM specifications, this impeller ensures dependable performance and long service life in both freshwater and saltwater environments.\u003c\/p\u003e\n\u003cp data-end=\"874\" data-start=\"724\"\u003eIdeal for routine maintenance, replacing your impeller helps restore full cooling system efficiency and protects your engine from heat-related damage.\u003c\/p\u003e\n\u003chr data-end=\"879\" data-start=\"876\"\u003e\n\u003ch2 data-end=\"900\" data-start=\"881\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"900\" data-start=\"884\"\u003eKey Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-end=\"1167\" data-start=\"901\"\u003e\n\u003cli data-end=\"947\" data-start=\"901\"\u003eDirect replacement raw water pump impeller\u003c\/li\u003e\n\u003cli data-end=\"998\" data-start=\"948\"\u003eFlexible rubber vanes for efficient water flow\u003c\/li\u003e\n\u003cli data-end=\"1044\" data-start=\"999\"\u003ePrecision-fit hub for secure installation\u003c\/li\u003e\n\u003cli data-end=\"1092\" data-start=\"1045\"\u003eMaintains proper engine cooling performance\u003c\/li\u003e\n\u003cli data-end=\"1130\" data-start=\"1093\"\u003eDurable marine-grade construction\u003c\/li\u003e\n\u003cli data-end=\"1167\" data-start=\"1131\"\u003eSierra limited lifetime warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"1172\" data-start=\"1169\"\u003e\n\u003ch2 data-end=\"1201\" data-start=\"1174\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1201\" data-start=\"1177\"\u003eEngine Compatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-end=\"1238\" data-start=\"1203\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1238\" data-start=\"1207\"\u003eMercury \/ Mariner Outboards\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-end=\"1256\" data-start=\"1239\"\u003eCommonly used on:\u003c\/p\u003e\n\u003cul data-end=\"1286\" data-start=\"1257\"\u003e\n\u003cli data-end=\"1265\" data-start=\"1257\"\u003e8 HP\u003c\/li\u003e\n\u003cli data-end=\"1276\" data-start=\"1266\"\u003e9.9 HP\u003c\/li\u003e\n\u003cli data-end=\"1286\" data-start=\"1277\"\u003e15 HP\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1383\" data-start=\"1288\"\u003e➡️ Fits select small horsepower Mercury\/Mariner outboards (2-stroke and early 4-stroke models).\u003c\/p\u003e\n\u003chr data-end=\"1388\" data-start=\"1385\"\u003e\n\u003ch2 data-end=\"1427\" data-start=\"1390\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1425\" data-start=\"1393\"\u003eSerial Number Fitment Notice\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-end=\"1447\" data-start=\"1428\"\u003eFitment depends on:\u003c\/p\u003e\n\u003cul data-end=\"1532\" data-start=\"1448\"\u003e\n\u003cli data-end=\"1473\" data-start=\"1448\"\u003eEngine model and year\u003c\/li\u003e\n\u003cli data-end=\"1501\" data-start=\"1474\"\u003eWater pump housing type\u003c\/li\u003e\n\u003cli data-end=\"1532\" data-start=\"1502\"\u003eShaft spline configuration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1558\" data-start=\"1534\"\u003e⚠️ Always confirm using:\u003c\/p\u003e\n\u003cul data-end=\"1633\" data-start=\"1559\"\u003e\n\u003cli data-end=\"1583\" data-start=\"1559\"\u003eEngine serial number\u003c\/li\u003e\n\u003cli data-end=\"1633\" data-start=\"1584\"\u003eOEM part number match (\u003cstrong data-end=\"1630\" data-start=\"1609\"\u003e18-3068 \/ AP-2009\u003c\/strong\u003e)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"1638\" data-start=\"1635\"\u003e\n\u003ch2 data-end=\"1679\" data-start=\"1640\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1679\" data-start=\"1643\"\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-end=\"1715\" data-start=\"1680\"\u003eReplace the impeller if you notice:\u003c\/p\u003e\n\u003cul data-end=\"1868\" data-start=\"1716\"\u003e\n\u003cli data-end=\"1746\" data-start=\"1716\"\u003eWeak or no telltale stream\u003c\/li\u003e\n\u003cli data-end=\"1769\" data-start=\"1747\"\u003eEngine overheating\u003c\/li\u003e\n\u003cli data-end=\"1801\" data-start=\"1770\"\u003eReduced cooling performance\u003c\/li\u003e\n\u003cli data-end=\"1841\" data-start=\"1802\"\u003eCracked, hardened, or missing vanes\u003c\/li\u003e\n\u003cli data-end=\"1868\" data-start=\"1842\"\u003eAfter seasonal storage\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1931\" data-start=\"1870\"\u003eRecommended service interval: \u003cstrong data-end=\"1931\" data-start=\"1900\"\u003eevery 100 hours or annually\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-end=\"1936\" data-start=\"1933\"\u003e\n\u003ch2 data-end=\"1963\" data-start=\"1938\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1963\" data-start=\"1941\"\u003eInstallation Notes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-end=\"2146\" data-start=\"1964\"\u003e\n\u003cli data-end=\"2006\" data-start=\"1964\"\u003eLubricate impeller before installation\u003c\/li\u003e\n\u003cli data-end=\"2045\" data-start=\"2007\"\u003eInstall with correct vane rotation\u003c\/li\u003e\n\u003cli data-end=\"2080\" data-start=\"2046\"\u003eInspect housing and wear plate\u003c\/li\u003e\n\u003cli data-end=\"2112\" data-start=\"2081\"\u003eEnsure proper key alignment\u003c\/li\u003e\n\u003cli data-end=\"2146\" data-start=\"2113\"\u003eReplace seals\/gaskets if worn\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"2151\" data-start=\"2148\"\u003e\n\u003ch2 data-end=\"2195\" data-start=\"2153\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"2195\" data-start=\"2156\"\u003eAlternate \/ Superseded Part Numbers\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-end=\"2225\" data-start=\"2197\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"2225\" data-start=\"2201\"\u003eOEM Cross References\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-end=\"2274\" data-start=\"2226\"\u003e\n\u003cli data-end=\"2274\" data-start=\"2226\"\u003eMercury: \u003cstrong data-end=\"2249\" data-start=\"2237\"\u003e47-89980\u003c\/strong\u003e, \u003cstrong data-end=\"2261\" data-start=\"2251\"\u003e89980T\u003c\/strong\u003e, \u003cstrong data-end=\"2274\" data-start=\"2263\"\u003e89980T1\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"2279\" data-start=\"2276\"\u003e\n\u003ch3 data-end=\"2317\" data-start=\"2281\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"2317\" data-start=\"2285\"\u003eAftermarket Cross References\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-end=\"2383\" data-start=\"2318\"\u003e\n\u003cli data-end=\"2341\" data-start=\"2318\"\u003eSierra: \u003cstrong data-end=\"2339\" data-start=\"2328\"\u003e18-3068\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2366\" data-start=\"2342\"\u003eMallory: \u003cstrong data-end=\"2364\" data-start=\"2353\"\u003e9-45600\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2383\" data-start=\"2367\"\u003eGLM: \u003cstrong data-end=\"2383\" data-start=\"2374\"\u003e12017\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"2388\" data-start=\"2385\"\u003e\n\u003ch2 data-end=\"2407\" data-start=\"2390\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"2405\" data-start=\"2393\"\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-end=\"2473\" data-start=\"2408\"\u003eShipping: Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e\n\u003chr data-end=\"2478\" data-start=\"2475\"\u003e\n\u003ch3 data-end=\"2507\" data-start=\"2480\"\u003e💡 Parts Desk Insight\u003c\/h3\u003e\n\u003cp data-end=\"2656\" data-start=\"2508\"\u003eOn smaller outboards, cooling issues often show up slowly—like a weaker telltale stream. That’s usually your first sign the impeller is wearing out.\u003c\/p\u003e\n\u003cp data-is-only-node=\"\" data-is-last-node=\"\" data-end=\"2758\" data-start=\"2658\"\u003eSwapping it regularly is quick, inexpensive, and one of the best ways to keep your motor reliable 👍\u003c\/p\u003e","brand":"WEST","offers":[{"title":"Default Title","offer_id":43564240863268,"sku":"SIE-18-3068","price":48.78,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/54e368c9-bff6-4347-b5b4-d9c881580294.png?v=1774209917","url":"https:\/\/marisolmarine.com\/products\/sierra-impeller-sie-18-3068-ap-2009","provider":"Marisol Marine Company","version":"1.0","type":"link"}