{"product_id":"merc-783","title":"MerCruiser Engine Cleaner - 858080K03","description":"\u003cp data-start=\"97\" data-end=\"461\"\u003eMercury 858080K03 is a genuine OEM \u003cstrong data-start=\"158\" data-end=\"196\"\u003ePower Tune Internal Engine Cleaner\u003c\/strong\u003e in a \u003cstrong data-start=\"202\" data-end=\"221\"\u003e12 oz spray can\u003c\/strong\u003e. Mercury describes it as an internal engine cleaner formulated to break down and remove \u003cstrong data-start=\"310\" data-end=\"347\"\u003ecarbon, gum, and varnish deposits\u003c\/strong\u003e that build up from normal use, low-temperature operation, or certain fuels. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"463\" data-end=\"481\"\u003e\u003cstrong data-start=\"463\" data-end=\"479\"\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"482\" data-end=\"786\"\u003e\n\u003cli data-start=\"482\" data-end=\"534\"\u003eGenuine Mercury Marine \/ Quicksilver OEM product\u003c\/li\u003e\n\u003cli data-start=\"535\" data-end=\"564\"\u003ePart number \u003cstrong data-start=\"549\" data-end=\"562\"\u003e858080K03\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"565\" data-end=\"604\"\u003e\u003cstrong data-start=\"567\" data-end=\"602\"\u003e12 oz \/ 340 g aerosol spray can\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"605\" data-end=\"659\"\u003eHelps remove \u003cstrong data-start=\"620\" data-end=\"657\"\u003ecarbon, gum, and varnish deposits\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"660\" data-end=\"786\"\u003eIntended to help restore \u003cstrong data-start=\"687\" data-end=\"708\"\u003efuel and air flow\u003c\/strong\u003e and improve overall engine performance. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"788\" data-end=\"1114\"\u003e\u003cstrong data-start=\"788\" data-end=\"812\"\u003eEngine Compatibility\u003c\/strong\u003e\u003cbr data-start=\"812\" data-end=\"815\"\u003eMercury states this cleaner is safe for \u003cstrong data-start=\"855\" data-end=\"930\"\u003eall 2-stroke and 4-stroke carbureted and fuel-injected gasoline engines\u003c\/strong\u003e, including \u003cstrong data-start=\"942\" data-end=\"963\"\u003ecatalyzed engines\u003c\/strong\u003e. That makes it suitable for a broad range of Mercury and MerCruiser gasoline applications when used as directed. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1116\" data-end=\"1462\"\u003e\u003cstrong data-start=\"1116\" data-end=\"1148\"\u003eSerial Number Fitment Notice\u003c\/strong\u003e\u003cbr data-start=\"1148\" data-end=\"1151\"\u003eThis is a maintenance chemical rather than a model-specific hard part, so serial-number matching is generally less critical than it is for mechanical components. It should still be used only on compatible \u003cstrong data-start=\"1356\" data-end=\"1376\"\u003egasoline engines\u003c\/strong\u003e and according to the engine’s service guidance. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1464\" data-end=\"1819\"\u003e\u003cstrong data-start=\"1464\" data-end=\"1500\"\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003cbr data-start=\"1500\" data-end=\"1503\"\u003eUse this cleaner when the engine is showing signs of \u003cstrong data-start=\"1556\" data-end=\"1607\"\u003eperformance-robbing combustion-chamber deposits\u003c\/strong\u003e, or as part of maintenance when carbon, gum, or varnish buildup is suspected. Mercury specifically positions it as a way to help restore lost power caused by these deposits. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1821\" data-end=\"2135\"\u003e\u003cstrong data-start=\"1821\" data-end=\"1843\"\u003eInstallation Notes\u003c\/strong\u003e\u003cbr data-start=\"1843\" data-end=\"1846\"\u003eThis is a \u003cstrong data-start=\"1856\" data-end=\"1890\"\u003espray-applied internal cleaner\u003c\/strong\u003e. Use it only as directed for compatible gasoline engines. Mercury’s product guidance centers on cleaning internal deposits in the combustion chambers and fuel\/air path to support better running performance. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"2137\" data-end=\"2178\"\u003e\u003cstrong data-start=\"2137\" data-end=\"2176\"\u003eAlternate \/ Superseded Part Numbers\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2179\" data-end=\"2382\"\u003e\n\u003cli data-start=\"2179\" data-end=\"2382\"\u003e\n\u003cstrong data-start=\"2181\" data-end=\"2197\"\u003e92-858080K03\u003c\/strong\u003e\u003cbr data-start=\"2197\" data-end=\"2200\"\u003eSome seller listings also reference a closely related Quicksilver version, but the correct Mercury OEM number for this listing is \u003cstrong data-start=\"2330\" data-end=\"2343\"\u003e858080K03\u003c\/strong\u003e. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2384\" data-end=\"2795\"\u003e\u003cstrong data-start=\"2384\" data-end=\"2406\"\u003eParts Desk Insight\u003c\/strong\u003e\u003cbr data-start=\"2406\" data-end=\"2409\"\u003ePower Tune is the kind of maintenance product that can make sense when an engine has seen lots of idling, cool running, or fuel that leaves deposits behind. It is aimed at cleaning the inside of the engine, not just the outside of the fuel system, which is why Mercury ties it directly to lost-power complaints caused by combustion-chamber buildup. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"2797\" data-end=\"2862\"\u003eShipping: Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e","brand":"MERC","offers":[{"title":"Default Title","offer_id":43563885953060,"sku":"858080K03","price":25.52,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/e8284cde43b45058e9f3a659753d50c7d69fd57e7f5402fd6aed58ec749923cb.webp?v=1775790860","url":"https:\/\/marisolmarine.com\/products\/merc-783","provider":"Marisol Marine Company","version":"1.0","type":"link"}