{"product_id":"quicksilver-4-stroke-25w40-synthetic-blend-marine-engine-oil-quart-92-8m0078622","title":"Mercury – 25W-40 Synthetic Blend Marine Oil, 1 Qt. | Lubrication | 92-8M0078622","description":"\u003cp data-start=\"0\" data-end=\"79\"\u003eMercury – 25W-40 Synthetic Blend Marine Oil, 1 Qt. | Lubrication | 92-8M0078622\u003c\/p\u003e\n\u003chr data-start=\"81\" data-end=\"84\"\u003e\n\u003ch3 data-start=\"86\" data-end=\"100\"\u003eOverview\u003c\/h3\u003e\n\u003cp data-start=\"101\" data-end=\"614\"\u003eFour-stroke marine engines don’t live an easy life. They idle forever, then jump straight into hard throttle, all while dealing with heat, humidity, and salt air. That’s why the oil you run really matters. This 25W-40 synthetic blend is the kind of oil most mechanics keep on the bench—it hangs onto internal parts, stays stable when the engine gets hot, and gives the motor a smoother, easier feel. If you want your outboard or sterndrive to stay healthy for the long haul, clean oil like this is the foundation.\u003c\/p\u003e\n\u003chr data-start=\"616\" data-end=\"619\"\u003e\n\u003ch3 data-start=\"621\" data-end=\"639\"\u003eKey Features\u003c\/h3\u003e\n\u003cp data-start=\"640\" data-end=\"1033\"\u003e • \u003cstrong data-start=\"643\" data-end=\"675\"\u003eMade for 4-Stroke Marine Use\u003c\/strong\u003e – Works in both outboards and sterndrives.\u003cbr data-start=\"718\" data-end=\"721\"\u003e • \u003cstrong data-start=\"724\" data-end=\"751\"\u003eSynthetic Blend Formula\u003c\/strong\u003e – Helps fight corrosion and everyday wear.\u003cbr data-start=\"794\" data-end=\"797\"\u003e • \u003cstrong data-start=\"800\" data-end=\"830\"\u003eHolds Viscosity Under Load\u003c\/strong\u003e – Stays consistent during long runs and hot weather.\u003cbr data-start=\"883\" data-end=\"886\"\u003e • \u003cstrong data-start=\"889\" data-end=\"906\"\u003e25W-40 Weight\u003c\/strong\u003e – The viscosity Mercury designed many of their motors around.\u003cbr data-start=\"968\" data-end=\"971\"\u003e • \u003cstrong data-start=\"974\" data-end=\"992\"\u003e1-Quart Bottle\u003c\/strong\u003e – Easy to store for mid-season top-offs.\u003c\/p\u003e\n\u003chr data-start=\"1035\" data-end=\"1038\"\u003e\n\u003ch3 data-start=\"1040\" data-end=\"1073\"\u003eEngine \u0026amp; Boat Compatibility\u003c\/h3\u003e\n\u003cp data-start=\"1074\" data-end=\"1185\"\u003e • 4-stroke outboards\u003cbr data-start=\"1095\" data-end=\"1098\"\u003e • 4-stroke sterndrives\u003cbr data-start=\"1121\" data-end=\"1124\"\u003e • FC-W rated systems\u003cbr data-start=\"1145\" data-end=\"1148\"\u003e • FC-W catalyst-compatible engines\u003c\/p\u003e\n\u003chr data-start=\"1187\" data-end=\"1190\"\u003e\n\u003ch3 data-start=\"1192\" data-end=\"1230\"\u003ePerformance \u0026amp; Practical Benefits\u003c\/h3\u003e\n\u003cp data-start=\"1231\" data-end=\"1552\"\u003eYou’ll usually notice the engine sounding smoother after an oil change with this blend. Cold starts settle in quicker, and the motor hangs onto its power better during long days on the water because the oil doesn’t thin out when things heat up. It also helps keep the internals cleaner, which means fewer surprises later.\u003c\/p\u003e\n\u003chr data-start=\"1554\" data-end=\"1557\"\u003e\n\u003ch3 data-start=\"1559\" data-end=\"1576\"\u003eWhy Buy OEM\u003c\/h3\u003e\n\u003cp data-start=\"1577\" data-end=\"1852\"\u003eMercury blends this oil for the specific stresses their engines face—moisture, long idle times, sudden throttle swings, and heat that just doesn’t quit. Automotive oils aren’t made for that. With OEM, you know the oil will protect the engine exactly the way Mercury intended.\u003c\/p\u003e\n\u003chr data-start=\"1854\" data-end=\"1857\"\u003e\n\u003ch3 data-start=\"1859\" data-end=\"1868\"\u003eFAQ\u003c\/h3\u003e\n\u003cp data-start=\"1869\" data-end=\"2007\"\u003e\u003cstrong data-start=\"1869\" data-end=\"1910\"\u003eQ1: How often should I change my oil?\u003c\/strong\u003e\u003cbr data-start=\"1910\" data-end=\"1913\"\u003e\u003cstrong data-start=\"1913\" data-end=\"1919\"\u003eA:\u003c\/strong\u003e Most boaters do it every season or as soon as they hit their recommended service hours.\u003c\/p\u003e\n\u003cp data-start=\"2009\" data-end=\"2130\"\u003e\u003cstrong data-start=\"2009\" data-end=\"2051\"\u003eQ2: Can this be mixed with other oils?\u003c\/strong\u003e\u003cbr data-start=\"2051\" data-end=\"2054\"\u003e\u003cstrong data-start=\"2054\" data-end=\"2060\"\u003eA:\u003c\/strong\u003e Best to stick with one type and weight to keep protection consistent.\u003c\/p\u003e\n\u003cp data-start=\"2132\" data-end=\"2245\"\u003e\u003cstrong data-start=\"2132\" data-end=\"2171\"\u003eQ3: Is this safe for saltwater use?\u003c\/strong\u003e\u003cbr data-start=\"2171\" data-end=\"2174\"\u003e\u003cstrong data-start=\"2174\" data-end=\"2180\"\u003eA:\u003c\/strong\u003e Yes—its corrosion inhibitors are designed for salt and humidity.\u003c\/p\u003e\n\u003cp data-start=\"2247\" data-end=\"2368\"\u003e\u003cstrong data-start=\"2247\" data-end=\"2282\"\u003eQ4: Does this help cold starts?\u003c\/strong\u003e\u003cbr data-start=\"2282\" data-end=\"2285\"\u003e\u003cstrong data-start=\"2285\" data-end=\"2291\"\u003eA:\u003c\/strong\u003e It does—the synthetic blend clings better, so the engine isn’t starting dry.\u003c\/p\u003e\n\u003cp data-start=\"2370\" data-end=\"2535\"\u003e\u003cstrong data-start=\"2370\" data-end=\"2406\"\u003eQ5: Why not run regular car oil?\u003c\/strong\u003e\u003cbr data-start=\"2406\" data-end=\"2409\"\u003e\u003cstrong data-start=\"2409\" data-end=\"2415\"\u003eA:\u003c\/strong\u003e Marine engines deal with loads and moisture that car engines never see. Car oil breaks down faster in those conditions.\u003c\/p\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":45626531643683,"sku":"92-8M0078622","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/8M0078622_1.jpg?v=1761747397","url":"https:\/\/partsvu.com\/en-au\/products\/quicksilver-4-stroke-25w40-synthetic-blend-marine-engine-oil-quart-92-8m0078622","provider":"PartsVu","version":"1.0","type":"link"}