{"product_id":"mercury-15-20-hp-complete-300-hour-service-maintenance-kit-25w-40-synthetic-blend-8m0120838-s-n-0r235949-0r833819","title":"Mercury 15\/20 HP Complete 300 Hour Service Maintenance Kit 25W-40 Synthetic Blend - 8M0120838 - S\/N 0R235949 - 0R833819","description":"\u003cp\u003eWant to know more about how your engine is breaking-in or wearing? Curious about whether or not your oil is doing its job? Want to be ahead of problems that may develop? PartsVu has partnered with Blackstone Laboratories and we are now offering professional \u003ca href=\"https:\/\/partsvu.com\/collections\/blackstone-laboratories\"\u003eoil analysis kits\u003c\/a\u003e. Results are typically received in a few days via email. \u003ca href=\"https:\/\/partsvu.com\/collections\/blackstone-laboratories\"\u003eShop now\u003c\/a\u003e.\u003c\/p\u003e\u003ch2\u003eMercury | 300 Hour Service Kit | 15\/20 HP | 8M0120838\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eMercury 300 Hour Service Kit – 8M0120838\u003c\/strong\u003e provides the essential components required to perform the recommended 300-hour maintenance service on Mercury \u003cstrong\u003e15 HP and 20 HP four-stroke outboards\u003c\/strong\u003e with serial numbers \u003cstrong\u003e0R235949 through 0R833819\u003c\/strong\u003e. This kit combines the critical oils, filters, cooling system components, ignition parts, and seals needed to keep your engine running reliably.\u003c\/p\u003e\n\n\u003cp\u003eRegularly performing scheduled maintenance helps protect your outboard’s internal components, maintain proper cooling performance, and ensure dependable operation on the water. This kit simplifies the service process by packaging the necessary maintenance parts together so you can efficiently complete the 300-hour interval service.\u003c\/p\u003e\n\n\u003chr style=\"margin:24px 0;\"\u003e\n\n\u003ch3\u003eWhat’s Included in This Kit\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 x\u003c\/strong\u003e Quarts 25W-40 Synthetic Blend Engine Oil\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 x\u003c\/strong\u003e Quart Gear Lube\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 x\u003c\/strong\u003e Oil Filter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 x\u003c\/strong\u003e Fuel Filter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 x\u003c\/strong\u003e Oil Drain Seal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3 x\u003c\/strong\u003e Gearcase Drain Seals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 x\u003c\/strong\u003e Thermostat\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 x\u003c\/strong\u003e Thermostat Gasket\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 x\u003c\/strong\u003e Spark Plugs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 x\u003c\/strong\u003e Water Pump Impeller Kit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 x\u003c\/strong\u003e Anode\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr style=\"margin:24px 0;\"\u003e\n\n\u003ch3\u003eBenefits of the 300 Hour Service\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaintain engine lubrication\u003c\/strong\u003e with fresh 25W-40 synthetic blend oil.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtect the gearcase\u003c\/strong\u003e with new gear lube and drain seals.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaintain cooling system efficiency\u003c\/strong\u003e with a new thermostat and impeller.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImprove ignition performance\u003c\/strong\u003e with fresh spark plugs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrevent corrosion\u003c\/strong\u003e by replacing the sacrificial anode.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr style=\"margin:24px 0;\"\u003e\n\n\u003ch3\u003eEngine Compatibility\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMercury 15 HP Four-Stroke Outboards\u003c\/li\u003e\n\u003cli\u003eMercury 20 HP Four-Stroke Outboards\u003c\/li\u003e\n\u003cli\u003eSerial Numbers \u003cstrong\u003e0R235949 – 0R833819\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eAlways verify your engine serial number before ordering to ensure compatibility with your Mercury outboard.\u003c\/p\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":47125896331555,"sku":"PVM00097","price":345.46,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/8m0120838_2540.jpg?v=1701377083","url":"https:\/\/partsvu.com\/en-au\/products\/mercury-15-20-hp-complete-300-hour-service-maintenance-kit-25w-40-synthetic-blend-8m0120838-s-n-0r235949-0r833819","provider":"PartsVu","version":"1.0","type":"link"}