{"product_id":"sierra-18-9400cat-2-25w-40-catalyst-marine-engine-oil-1-quart-replaces-mercury-92-8m0078627-4-stroke-outboard-sterndrive","title":"Sierra Catalyst Oil 25W40, 1 Quart (946 mL), Mercury 92-8M0078627 Equivalent - 18-9400CAT-2","description":"\u003cp\u003eSierra Catalyst Oil 25W40 is a 4-stroke marine engine oil formulated for use in engines equipped with catalytic converters, part number 18-9400CAT-2. It is supplied in a 1 quart (946 mL) bottle and is intended for water scooter and marine 4-stroke engine applications. The 25W40 viscosity is designed to provide consistent lubrication protection across a range of operating temperatures typical of marine use.\u003c\/p\u003e\u003cp\u003eThis oil cross-references directly to Mercury part number 92-8M0078627, making it a straightforward match for engines and service intervals that call for that Mercury-numbered catalyst oil. Each bottle is packaged individually, with the product also available from Sierra in larger case and pallet quantities for shops and high-volume users.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Sierra\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number:\u003c\/strong\u003e 18-9400CAT-2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eViscosity:\u003c\/strong\u003e 25W40\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVolume:\u003c\/strong\u003e 1 Quart (946 mL \/ 32 Fluid Ounces)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContainer Type:\u003c\/strong\u003e Bottle\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVehicle Service Type:\u003c\/strong\u003e Water Scooter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Category:\u003c\/strong\u003e 4 Stroke Oil\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit Count:\u003c\/strong\u003e 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 2.02 pounds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 808282325909\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eFormulated for 4-stroke marine engines that specify catalyst-safe oil, including engines calling for Mercury oil number 92-8M0078627.\u003c\/p\u003e\u003ch3\u003eReplaces (OEM)\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e92-8M0078627 (Mercury)\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eWhat viscosity is Sierra part 18-9400CAT-2?\u003c\/strong\u003e 18-9400CAT-2 is a 25W40 viscosity catalyst engine oil, packaged in a 1 quart (946 mL) bottle.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDoes this oil cross-reference to a Mercury part number?\u003c\/strong\u003e Yes, Sierra 18-9400CAT-2 cross-references to Mercury part number 92-8M0078627.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow much oil is in one bottle?\u003c\/strong\u003e Each bottle of Sierra 18-9400CAT-2 holds 1 quart, equal to 946 mL or 32 fluid ounces.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat type of engine is this oil designed for?\u003c\/strong\u003e This is a 4-stroke marine engine oil intended for engines equipped with catalytic converters, such as those found in water scooters.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow much does one quart of Sierra 18-9400CAT-2 weigh?\u003c\/strong\u003e A single quart bottle of Sierra Catalyst Oil 25W40 (18-9400CAT-2) weighs 2.02 pounds.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs 18-9400CAT-2 sold in larger sizes?\u003c\/strong\u003e The 18-9400CAT-2 quart size is part of a broader Sierra catalyst oil lineup that includes larger container options from the same product family.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat is the UPC for this product?\u003c\/strong\u003e The UPC for Sierra Catalyst Oil 25W40, part 18-9400CAT-2, is 808282325909.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs this oil safe to use in engines with catalytic converters?\u003c\/strong\u003e Yes, Sierra 18-9400CAT-2 is formulated specifically as a catalyst oil for 4-stroke engines that require catalyst-safe lubrication.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCan I use 18-9400CAT-2 in place of Mercury 92-8M0078627?\u003c\/strong\u003e Sierra 18-9400CAT-2 is the direct cross-reference equivalent to Mercury 92-8M0078627, so it can be used where that Mercury oil is specified.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat container does the oil come in?\u003c\/strong\u003e Sierra 18-9400CAT-2 is packaged in a bottle containing 1 quart (946 mL) of 25W40 catalyst oil.\u003c\/p\u003e","brand":"Sierra","offers":[{"title":"Default Title","offer_id":48988436496603,"sku":"SIE-18-9400CAT-2","price":11.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0839\/7586\/4539\/files\/118-9400CAT-2_NEW__91876.1753840727.500.750.jpg?v=1785188815","url":"https:\/\/www.goodvibesmarina.com\/products\/sierra-18-9400cat-2-25w-40-catalyst-marine-engine-oil-1-quart-replaces-mercury-92-8m0078627-4-stroke-outboard-sterndrive","provider":"Good Vibes Marina","version":"1.0","type":"link"}