{"product_id":"generic-spin-on-fuel-filter-water-separator-for-mercruiser-2-5-8-2l-28-micron-3-3-4-compact","title":"Generic Spin-On Fuel Filter \u0026 Water Separator for MerCruiser 2.5–8.2L — 28‑Micron, 3-3\/4\" Compact","description":"\u003cp\u003e\u003cstrong\u003eThis spin-on fuel filter and water separator is a direct-fit replacement that removes water and contaminants from fuel for a wide range of MerCruiser and Mercury outboard engines.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned as a straightforward service part, this Generic spin-on unit matches OEM form and function for most Mercury, Mariner and Force outboards with an externally mounted water-separating base, and for nearly all MerCruiser installations except 4.3L Gen II engines with an in-line filter. It combines 28-micron filtration with a compact 3-3\/4\" height to trap dirt while separating free water, helping maintain reliable engine performance between routine services.\u003c\/p\u003e\n\n\u003ch3\u003eWhat engines and models will this filter fit?\u003c\/h3\u003e\n\u003cp\u003eThis filter is made to fit externally mounted water-separating bases used across many Mercury, Mariner and Force outboards, plus the majority of MerCruiser sterndrive applications. Verify your engine uses an external spin-on style base; if your 4.3L is a Generation II with an in-line filter, this unit will not fit.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with MerCruiser 2.5L, 3.0L, 4.3L*, 5.0L, 5.7L, 6.2L, 7.4L, 8.1L, 8.2L applications\u003c\/li\u003e\n  \u003cli\u003eFits Mercury, Mariner and Force outboards that have externally mounted water-separating bases\u003c\/li\u003e\n  \u003cli\u003eNot suitable for 4.3L Generation II engines equipped with in-line filters\u003c\/li\u003e\n  \u003cli\u003eReplaces OEM part numbers such as 35-802893Q01, 35-807172 and similar references\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does this filter separate water and protect the engine?\u003c\/h3\u003e\n\u003cp\u003eThe element uses a pleated media rated at 28 microns to capture particulate contamination while the base and element geometry let water settle away from fuel. Free water collects and drains instead of entering the fuel rail or carburetor, reducing corrosion and injector fouling risk when maintained properly.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e28-micron filtration catches common debris and rust particles\u003c\/li\u003e\n  \u003cli\u003eWater separation design allows free water to collect and be drained at servicing\u003c\/li\u003e\n  \u003cli\u003eSpin-on seal and construction meet OEM fit and sealing specifications\u003c\/li\u003e\n  \u003cli\u003eCompact 3-3\/4\" height for compatibility with standard spin-on bases\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the key specifications and replacement details?\u003c\/h3\u003e\n\u003cp\u003eThis Generic unit is sized and specified to meet OEM expectations for form, fit and filtration. It replaces multiple factory part numbers, so it’s a convenient service item to keep on board or in your workshop for scheduled maintenance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFiltration rating: 28 microns\u003c\/li\u003e\n  \u003cli\u003eHeight: 3-3\/4 inches (spin-on style)\u003c\/li\u003e\n  \u003cli\u003eReplaces: 35-802893Q01, 35-807172, 35-806771, 35-8052691, 35-904941, 35-60494A5, 35-802893T\u003c\/li\u003e\n  \u003cli\u003eManufactured to meet OEM specifications for fit and sealing\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow should I install and maintain this replacement filter?\u003c\/h3\u003e\n\u003cp\u003eInstallation is the same as other spin-on filters: drain the system if needed, hand-tighten the new element until the gasket seats, then follow the manufacturer’s recommended torque or rotation count. Regular inspection and timely replacement according to your engine service schedule will keep the fuel system functioning as intended.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eInspect filter base and O-ring for damage before fitting\u003c\/li\u003e\n  \u003cli\u003eLubricate gasket lightly with clean fuel or oil, hand-tighten to seat\u003c\/li\u003e\n  \u003cli\u003eDrain collected water during routine checks and after heavy condensation events\u003c\/li\u003e\n  \u003cli\u003eReplace at regular service intervals or when contamination is visible\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This Generic spin-on fuel filter\/water separator is aimed at boat owners, mechanics and fleet operators who need a reliable, OEM-compatible replacement for most MerCruiser and Mercury outboard fuel systems that use an externally mounted water-separating spin-on base. It’s a practical choice for routine maintenance, winterizing, or to carry as a spare while boating.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will this fit my 4.3L MerCruiser?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes for most 4.3L MerCruisers with an external spin-on base; not compatible with 4.3L Generation II in-line filters.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What micron rating does this filter use?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: This replacement uses a 28-micron pleated media for particulate filtration and water separation.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Generic","offers":[{"title":"Default Title","offer_id":55165965762903,"sku":"B0BL46LYK8","price":35.09,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/generic-spin-on-filter-front.jpg?v=1790360256","url":"https:\/\/britishgarage.co.uk\/products\/generic-spin-on-fuel-filter-water-separator-for-mercruiser-2-5-8-2l-28-micron-3-3-4-compact","provider":"British Garage","version":"1.0","type":"link"}