{"product_id":"mercury-fc-w-25w-40-marine-engine-oil-quart-92-8m0078627","title":"Mercury – 25W-40 4-Stroke Marine Engine Oil, 1 Quart | FourStroke Lubrication Series | Marine Engine Oil | 8M0078627","description":"\u003ch2\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eMercury – 25W-40 4-Stroke Marine Engine Oil, 1 Quart | FourStroke Lubrication Series | Marine Engine Oil | 8M0078627\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eOverview\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003eMarine engines live a \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eharder\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e life than most people realize. \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eOne day it’s a long, hot run across open water\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e, \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003ethe next it’s slow idling in a tight channel with humid air hanging over the stern.\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e That mix of heat, moisture, and load is \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eexactly\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e why the right oil matters. When you’re using a true marine oil, you can feel the difference in how steady the engine sounds and how confident it feels when you lean into the throttle.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003eThis Mercury Marine part is the quart bottle I reach for when I want simple, reliable protection without guessing. \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eIt’s built\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e for four-stroke outboards, sterndrives, and inboards that call for 25W-40. \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003ePour it in, follow your service schedule, and enjoy that quiet peace of mind that comes from doing the basics right.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eKey Features\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eFour-stroke marine engine oil formulated for harsh, corrosive boating environments\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eViscosity rating: 25W-40\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eDesigned to provide outstanding wear protection and corrosion resistance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eIndustry-focused strength and viscosity retention for consistent protection under load\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan data-preserver-spaces=\"true\"\u003eCertified to meet FC-W standards and \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003ecatalyst compatible\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e FC-W standards\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eRecommended for Mercury, MerCruiser, and many other four-stroke marine engines where 25W-40 is specified\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eProduced by Mercury Marine to original equipment manufacturer specifications\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eBottle size: 1 quart\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eMercury Marine part number 8M0078627\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eEngine \u0026amp; Boat Compatibility\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eFour-stroke outboard engines that specify 25W-40 marine oil\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eFour-stroke sterndrive engines that specify 25W-40 marine oil\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eFour-stroke inboard engines that specify 25W-40 marine oil\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eCommon on bass boats, pontoons, center consoles, cruisers, and family runabouts\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eAlways confirm oil grade and capacity in your owner’s manual\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003ePerformance \u0026amp; Practical Benefits\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003eA good oil change doesn’t just protect the \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eengine,\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e it changes how the day feels. \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eWith the right 25W-40 marine oil, your engine tends to run smoother when it’s warm, stay more consistent under steady cruise, and feel less strained when you’re pushing into chop. \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eThis\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e is the kind of oil designed to \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003ehold its\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e viscosity when the engine is working hard, which matters when you’re running higher revolutions per minute for long stretches.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003eThe corrosion protection is a big part of the story, too. Boats sit. They cool down. Moisture sticks around. That’s when corrosion likes to start quietly doing damage. A marine-focused additive package helps protect internal parts both on the water and during downtime, which is \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eexactly\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e what weekend boaters need.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003eIt’s also practical for maintenance. The quart size is easy to handle, easy to store onboard or in the garage, and simple to measure. Whether you’re topping off or doing a full service, it keeps the process clean and straightforward.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eWhy Buy OEM\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003eOil is one of those things that’s easy to overcomplicate, but it doesn’t have to be. \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eUsing a genuine Mercury Marine part means you’re choosing a formula \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003ebuilt specifically\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e for marine engines, not something borrowed from the automotive world. It meets recognized marine standards, supports warranty-minded requirements, and \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eis designed\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e to protect the engine the way Mercury intended.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003eAftermarket oils can work, but not all are truly marine-certified or focused on corrosion \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003ethe same way\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e. If you want an easy, reliable choice that performs right the first time and stays consistent over the season, OEM is the practical move.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eFAQ Section\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eQ1: Which Mercury engines or systems does the 25W-40 4-Stroke Marine Engine Oil fit?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e It’s intended for four-stroke outboard, sterndrive, and inboard engines where 25W-40 marine oil \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eis recommended\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e in the owner’s manual.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eQ2: What makes this part different from aftermarket alternatives?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eIt’s produced by Mercury Marine to \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eoriginal equipment\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e manufacturer specifications and certified to meet FC-W and \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003ecatalyst compatible\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e FC-W marine standards.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eQ3: \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eHow do I know if\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e this \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eis\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e the correct replacement for my setup?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e Check your owner’s manual for the required viscosity and marine certification, then match the part number to 8M0078627.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eQ4: Can this be used in both saltwater and freshwater applications?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e Yes. It’s designed for marine use in general, including saltwater conditions where corrosion protection is \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eespecially important\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eQ5: Is installation straightforward for most boat owners?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e Yes. Most owners can handle an oil change with basic tools and the correct procedure. If you’re unsure, a marine shop can service it quickly.\u003c\/span\u003e\u003c\/p\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":45626523549987,"sku":"92-8M0078627","price":16.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/8m0078627_main.jpg?v=1760631344","url":"https:\/\/partsvu.com\/en-au\/products\/mercury-fc-w-25w-40-marine-engine-oil-quart-92-8m0078627","provider":"PartsVu","version":"1.0","type":"link"}