{"product_id":"mercury-v8-46l-four-stroke-300-hour-service-kit-25w-40-seapro-and-proxs-with-torpedo-lower-unit-only-8m0149931","title":"Mercury V8 (4.6L) Four Stroke 300 Hour Service Kit 25W-40 - Seapro and ProXS with Torpedo Lower Unit Only - 8M0149931","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 | V8 4.6L FourStroke | 8M0149931\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eMercury V8 (4.6L) FourStroke 300 Hour Service Kit – 8M0149931\u003c\/strong\u003e provides the essential components required to perform the recommended 300-hour maintenance on Mercury \u003cstrong\u003e4.6L V8 FourStroke outboards\u003c\/strong\u003e. This complete maintenance kit includes the necessary engine oil, gear lube, filters, ignition components, and cooling system parts needed to keep your Mercury outboard performing reliably.\u003c\/p\u003e\n\n\u003cp\u003eCompleting the 300-hour service helps maintain proper lubrication, cooling efficiency, and ignition performance. By packaging the required service components together, this kit simplifies scheduled maintenance and helps ensure your Mercury V8 FourStroke continues operating at peak performance.\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\u003e1 x\u003c\/strong\u003e Gallon 25W-40 Marine Engine Oil\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3 x\u003c\/strong\u003e Quarts 25W-40 Marine Engine Oil\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 x\u003c\/strong\u003e Quart Mercury High Performance 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\u003e2 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\u003cstrong\u003eSpark Plugs\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 x\u003c\/strong\u003e Alternator Belt\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 x\u003c\/strong\u003e Water Pump Repair Kit\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eAnodes\u003c\/strong\u003e\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 proper lubrication\u003c\/strong\u003e with Mercury 25W-40 marine engine oil.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtect internal engine components\u003c\/strong\u003e with a replacement oil filter.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupport reliable fuel delivery\u003c\/strong\u003e with a new fuel filter.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaintain cooling system efficiency\u003c\/strong\u003e with a thermostat and water pump repair kit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnsure proper ignition performance\u003c\/strong\u003e with replacement spark plugs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaintain charging system reliability\u003c\/strong\u003e with a new alternator belt.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtect against corrosion\u003c\/strong\u003e with replacement anodes.\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 V8 FourStroke Outboards – 4.6L\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eAlways verify your Mercury outboard model and serial number before ordering to ensure compatibility with your engine.\u003c\/p\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":47183279391011,"sku":"PVM00138","price":537.43,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/8m0149931_3.jpg?v=1702391264","url":"https:\/\/partsvu.com\/en-ca\/products\/mercury-v8-46l-four-stroke-300-hour-service-kit-25w-40-seapro-and-proxs-with-torpedo-lower-unit-only-8m0149931","provider":"PartsVu","version":"1.0","type":"link"}