{"product_id":"mercury-marine-oil-20w50-motorcycle-v-twin-quart-92-8m0166407","title":"Mercury Marine Oil 20W50 Motorcycle V-Twin Quart #92-8M0166407","description":"\u003ch2\u003eMercury Marine 92-8M0166407 Oil \u0026amp; Lubricants\u003c\/h2\u003e\n\n\u003cp\u003eMercury Marine part 92-8M0166407 is a 20W-50 engine oil formulated for V-Twin motorcycle engines, sold in a 1-quart (32 fl oz) bottle. This is a genuine Mercury Marine branded lubricant brought to the motorcycle market with the same quality standards Mercury applies to its marine lubricant lineup.\u003c\/p\u003e\n\n\u003cp\u003eThe 20W-50 viscosity grade is the specification most commonly called for in air-cooled and oil-cooled V-Twin motorcycle engines, including large-displacement American V-Twins that run higher operating temperatures than liquid-cooled engines. The \"20W\" cold-start rating ensures the oil flows quickly at startup before the engine reaches operating temperature, protecting bearings and cylinder walls during those first critical seconds. The \"50\" rating reflects the oil's viscosity at full operating temperature, providing the thicker film strength that high-output V-Twin engines need under sustained load and heat.\u003c\/p\u003e\n\n\u003cp\u003eAir-cooled V-Twin engines are particularly dependent on oil quality because the oil carries a larger share of the engine's heat load compared to liquid-cooled designs. Without a coolant circuit to pull heat away from the engine block, the oil works harder and gets hotter, which is exactly why 20W-50 is the standard specification for these engines rather than the lighter grades common in automotive and liquid-cooled motorcycle applications.\u003c\/p\u003e\n\n\u003cp\u003eMany V-Twin motorcycle engines also share oil between the engine and primary chaincase or transmission depending on the design. Always verify your specific motorcycle's oil specification and capacity requirements before use. Some designs require separate lubricants for each compartment, while others use a common sump. Your owner's manual is the definitive reference for your specific model.\u003c\/p\u003e\n\n\u003cp\u003eOne quart is the standard top-off quantity for most V-Twin motorcycle engines. Full oil changes typically require 3 to 4 quarts depending on engine displacement and whether the filter is replaced at the same time. Refer to your owner's manual for the exact capacity for your model.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eNormalized SKU:\u003c\/strong\u003e 928M0166407\u003cbr\u003e\u003cstrong\u003eUPC Code:\u003c\/strong\u003e 678633125058\u003c\/p\u003e","brand":"Mercury Marine","offers":[{"title":"Default Title","offer_id":54407911997745,"sku":"MRC-92-8M0166407","price":20.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0015\/7184\/8291\/files\/mercury-marine-oil-20w50-motorcycle-v-twin-quart-92-8m0166407-678633125058-1241139063.jpg?v=1780432112","url":"https:\/\/www.firstchoicemarine.com\/products\/mercury-marine-oil-20w50-motorcycle-v-twin-quart-92-8m0166407","provider":"First Choice Marine","version":"1.0","type":"link"}