{"product_id":"merc-965","title":"Mercury Quicksilver 300-Hour Service Kit 8M0090559 – 40–60 HP FourStroke EFI Command Thrust","description":"\u003ch2\u003eMercury Quicksilver 300-Hour Service Kit — 40–60 HP FourStroke EFI Command Thrust\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 8M0090559  |  \u003cstrong\u003eGTIN:\u003c\/strong\u003e 745061933668\u003cbr\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Mercury \/ Quicksilver  |  \u003cstrong\u003eService Interval:\u003c\/strong\u003e 300 hours or 3 years (whichever comes first)\u003c\/p\u003e\n\n\u003cp\u003eGenuine Mercury Quicksilver OEM 300-hour scheduled maintenance kit for 4-cylinder 40–60 HP FourStroke EFI outboards equipped with BigFoot or Command Thrust gearcases, serial number 1C000001 and higher. All major service components in one package.\u003c\/p\u003e\n\n\u003ch3\u003eCompatible Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMercury 40 HP FourStroke EFI — BigFoot \/ Command Thrust gearcase, S\/N 1C000001+\u003c\/li\u003e\n\u003cli\u003eMercury 50 HP FourStroke EFI — BigFoot \/ Command Thrust gearcase, S\/N 1C000001+\u003c\/li\u003e\n\u003cli\u003eMercury 60 HP FourStroke EFI — BigFoot \/ Command Thrust gearcase, S\/N 1C000001+\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eConfirm engine horsepower, gearcase configuration, and serial number before ordering. Standard (non-BigFoot \/ non-Command Thrust) versions of otherwise similar engines may require a different service kit.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eKit Contents\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEngine oil filter\u003c\/li\u003e\n\u003cli\u003eLow-pressure fuel filter\u003c\/li\u003e\n\u003cli\u003eHigh-pressure fuel filter\u003c\/li\u003e\n\u003cli\u003eOil-drain seal\u003c\/li\u003e\n\u003cli\u003eGearcase drain seals\u003c\/li\u003e\n\u003cli\u003eThermostat\u003c\/li\u003e\n\u003cli\u003eThermostat gaskets\u003c\/li\u003e\n\u003cli\u003eSpark plugs (set of 4)\u003c\/li\u003e\n\u003cli\u003eWater-pump impeller repair kit\u003c\/li\u003e\n\u003cli\u003ePower-trim anode\u003c\/li\u003e\n\u003cli\u003eLower-unit anode\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eVerify exact contents on the kit label — components may vary by production date.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eService Interval\u003c\/h3\u003e\n\u003cp\u003ePerform 300-hour service every \u003cstrong\u003e300 hours of operation or every 3 years\u003c\/strong\u003e, whichever occurs first. Always follow the applicable Mercury outboard service manual for complete procedures. Engine oil and gear lubricant are sold separately.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation Notes\u003c\/h3\u003e\n\u003cp\u003eFollow Mercury service procedures for the exact engine serial number. Inspect the water-pump housing, thermostat housing, fuel system, spark plug condition, gearcase drain plugs, and anode mounting surfaces during service.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/8131447259172\"\u003eMercury 40–60 HP FourStroke EFI 100-Hour Maintenance Kit — 8M0232733\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/8131443425316\"\u003eMercury Fuel Filter Kit – 40\/50\/60 HP EFI FourStroke | 8M0149607\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/11167580848164\"\u003eMercury Quicksilver Fuel Filter Assembly 879884T – 20 Micron | EFI FourStroke 30–60 HP\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/8131432218660\"\u003eMercury Quicksilver Inline Fuel Filter 879885K | EFI FourStroke \u0026amp; Verado\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/11167581732900\"\u003eMercury Quicksilver 300-Hour Service Kit 8M0149930 — 3.4L V6 FourStroke\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAlternate Part Numbers\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMercury \/ Quicksilver OEM: 8M0090559\u003c\/li\u003e\n\u003cli\u003eGTIN: 745061933668\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eParts Desk Insights\u003c\/h3\u003e\n\u003cp\u003eThe critical fitment detail for 8M0090559 is the \u003cstrong\u003eBigFoot \/ Command Thrust gearcase\u003c\/strong\u003e — the larger lower unit commonly found on jon boats, aluminum fishing boats, and heavy-displacement tenders. Horsepower alone is not enough to confirm fitment. If a customer is unsure whether they have Command Thrust, have them check the engine cowl label or cross-reference via serial number. Customers with standard gearcase 40–60 HP EFI models should confirm the correct kit for their configuration using the Mercury parts catalog.\u003c\/p\u003e","brand":"MERC","offers":[{"title":"Default Title","offer_id":51324693839908,"sku":"8M0090559","price":331.73,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/b079020b-4901-4bb8-b154-9cb4e2c21db7.png?v=1788213533","url":"https:\/\/marisolmarine.com\/products\/merc-965","provider":"Marisol Marine Company","version":"1.0","type":"link"}