{"product_id":"merc-785","title":"MerCruiser Fogging Oil 858081K03","description":"\u003cdiv class=\"flex flex-col text-sm pb-25\"\u003e\n\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=\"request-WEB:133d0cfe-5d77-4fee-8061-4a19810c1257-77\" data-testid=\"conversation-turn-145\" 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=\"c550c4f6-a715-4187-b386-aa826eba40e5\" dir=\"auto\" data-message-model-slug=\"gpt-5-4-thinking\" 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\" data-turn-start-message=\"true\" 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\u003cp data-start=\"87\" data-end=\"446\"\u003eMercury 858081K03 is a genuine OEM \u003cstrong data-start=\"148\" data-end=\"176\"\u003eStorage Seal fogging oil\u003c\/strong\u003e for winterization and long-term storage of gasoline engines. Mercury describes it as a \u003cstrong data-start=\"264\" data-end=\"283\"\u003e12 oz spray can\u003c\/strong\u003e with a heavy, sticky formula that forms a protective barrier on internal metal surfaces to help prevent rust during storage. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"448\" data-end=\"466\"\u003e\u003cstrong data-start=\"448\" data-end=\"464\"\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"467\" data-end=\"780\"\u003e\n\u003cli data-start=\"467\" data-end=\"519\"\u003eGenuine Mercury Marine \/ Quicksilver OEM product\u003c\/li\u003e\n\u003cli data-start=\"520\" data-end=\"549\"\u003ePart number \u003cstrong data-start=\"534\" data-end=\"547\"\u003e858081K03\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"550\" data-end=\"573\"\u003e\u003cstrong data-start=\"552\" data-end=\"571\"\u003e12 oz spray can\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"574\" data-end=\"638\"\u003eHeavy, sticky spray lubricant for internal engine protection\u003c\/li\u003e\n\u003cli data-start=\"639\" data-end=\"780\"\u003eHelps keep cylinders lubricated to reduce risk of cylinder or piston damage at restart after storage. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"782\" data-end=\"1126\"\u003e\u003cstrong data-start=\"782\" data-end=\"806\"\u003eEngine Compatibility\u003c\/strong\u003e\u003cbr data-start=\"806\" data-end=\"809\"\u003eMercury states this fogging oil is suitable for \u003cstrong data-start=\"857\" data-end=\"899\"\u003e2-stroke and 4-stroke gasoline engines\u003c\/strong\u003e, including \u003cstrong data-start=\"911\" data-end=\"963\"\u003ecarbureted, fuel-injected, and catalyzed engines\u003c\/strong\u003e. It is marketed for marine use on \u003cstrong data-start=\"998\" data-end=\"1027\"\u003eoutboards and sterndrives\u003c\/strong\u003e, while also being usable on other gasoline engine equipment. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1128\" data-end=\"1511\"\u003e\u003cstrong data-start=\"1128\" data-end=\"1160\"\u003eSerial Number Fitment Notice\u003c\/strong\u003e\u003cbr data-start=\"1160\" data-end=\"1163\"\u003eThis is a maintenance chemical rather than a model-specific hard part, so serial-number confirmation is generally less critical than it is for mechanical components. Even so, it is best to follow the storage procedure in the engine owner’s manual for the exact Mercury or MerCruiser application being serviced. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1513\" data-end=\"1800\"\u003e\u003cstrong data-start=\"1513\" data-end=\"1549\"\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003cbr data-start=\"1549\" data-end=\"1552\"\u003eUse this product \u003cstrong data-start=\"1569\" data-end=\"1621\"\u003eduring winterization or before long-term storage\u003c\/strong\u003e to protect internal engine surfaces from corrosion while the engine sits idle. Mercury specifically positions it for off-season storage use. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1802\" data-end=\"2161\"\u003e\u003cstrong data-start=\"1802\" data-end=\"1824\"\u003eInstallation Notes\u003c\/strong\u003e\u003cbr data-start=\"1824\" data-end=\"1827\"\u003eMercury instructs users to follow the engine owner’s manual for use. Retail usage guidance commonly involves spraying the product into the air intake to fog the engine, then protecting cylinders before storage, but the correct procedure should always match the engine’s official service guidance. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"2163\" data-end=\"2204\"\u003e\u003cstrong data-start=\"2163\" data-end=\"2202\"\u003eAlternate \/ Superseded Part Numbers\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2205\" data-end=\"2419\"\u003e\n\u003cli data-start=\"2205\" data-end=\"2419\"\u003e\n\u003cstrong data-start=\"2207\" data-end=\"2223\"\u003e92-858081K03\u003c\/strong\u003e\u003cbr data-start=\"2223\" data-end=\"2226\"\u003eMercury also sells a closely related Quicksilver-branded version under \u003cstrong data-start=\"2297\" data-end=\"2310\"\u003e858081Q03\u003c\/strong\u003e, but for this listing the correct Mercury OEM number is \u003cstrong data-start=\"2367\" data-end=\"2380\"\u003e858081K03\u003c\/strong\u003e. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2421\" data-end=\"2780\"\u003e\u003cstrong data-start=\"2421\" data-end=\"2443\"\u003eParts Desk Insight\u003c\/strong\u003e\u003cbr data-start=\"2443\" data-end=\"2446\"\u003eFogging oil is one of those small seasonal items that can make a big difference on engines that sit for months. Its main job is not lubrication in normal operation, but corrosion protection during storage, especially on internal metal surfaces that would otherwise be exposed to moisture and air. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"2782\" data-end=\"2847\"\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\n\u003cdiv class=\"mt-3 w-full empty:hidden\"\u003e\n\u003cdiv class=\"text-center\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003cdiv aria-hidden=\"true\" data-edge=\"true\" class=\"pointer-events-none h-px w-px absolute bottom-0\"\u003e\u003cbr\u003e\u003c\/div\u003e","brand":"MERC","offers":[{"title":"Default Title","offer_id":43563886018596,"sku":"858081K03","price":19.55,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/s-l400_10.jpg?v=1775790017","url":"https:\/\/marisolmarine.com\/products\/merc-785","provider":"Marisol Marine Company","version":"1.0","type":"link"}