{"product_id":"cat-fuel-water-separator-pack-of-2-93-mm-primary-filter-advanced-efficiency","title":"CAT Fuel\/Water Separator Pack of 2 — 93 mm Primary Filter, Advanced Efficiency","description":"\u003cp\u003e\u003cstrong\u003eCAT 256-8753 Fuel\/Water Separator (pack of 2) is a primary fuel filter designed to remove water and particulate contamination from diesel systems on compatible Caterpillar engines.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis pair of genuine-style fuel\/water separators is built to protect fuel injectors and fuel pumps by trapping water and solid debris before they enter the engine. Rated at advanced efficiency, these 256-8753 filters cross-reference Fleetguard FS1000 and have a 93.0 mm diameter, making them a direct fit for many heavy-duty Caterpillar truck engines.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the 256-8753 improve fuel system reliability?\u003c\/h3\u003e\n\n\u003cp\u003eThe separator uses multi-stage media to collect both free water and fine particulates, helping prevent corrosion and wear in downstream components. By keeping contaminants out of the fuel rail and injectors, it reduces the risk of fuel-related failures and supports steady engine performance under heavy loads.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePrimary filtration stage removes larger debris before secondary filters.\u003c\/li\u003e\n  \u003cli\u003eWater collection chamber isolates free water for easy draining or sensor activation.\u003c\/li\u003e\n  \u003cli\u003eAdvanced efficiency media captures fine particulates to protect injectors.\u003c\/li\u003e\n  \u003cli\u003eMade in USA construction for consistent quality and durability.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich engines and models are compatible with this part?\u003c\/h3\u003e\n\n\u003cp\u003eThe CAT 256-8753 is intended for use on a range of Caterpillar truck engines commonly found in line-haul and vocational applications. It's compatible with C-10, C-12, C13, 3176, and C15 engines when the system calls for this primary fuel\/water separator specification.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFits Caterpillar C-10 and C-12 engine families.\u003c\/li\u003e\n  \u003cli\u003eCompatible with C13 and C15 heavy-duty engines.\u003c\/li\u003e\n  \u003cli\u003eAlso suits the 3176 industrial\/truck engine series.\u003c\/li\u003e\n  \u003cli\u003eCross-references Fleetguard FS1000 for aftermarket equivalence.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I install and maintain these filters?\u003c\/h3\u003e\n\n\u003cp\u003eInstallation follows standard primary fuel filter procedures: relieve fuel system pressure, remove the old element, and replace with the new 256-8753 while ensuring sealing surfaces are clean. Regular inspection and replacement intervals depend on operating hours, fuel quality, and manufacturer guidance; frequent checks are recommended in high-moisture or dusty environments.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAlways depressurize the fuel system before service.\u003c\/li\u003e\n  \u003cli\u003eWipe mounting and sealing surfaces to prevent leaks.\u003c\/li\u003e\n  \u003cli\u003eReplace as a pair or per scheduled maintenance for consistent protection.\u003c\/li\u003e\n  \u003cli\u003eMonitor water-in-fuel sensors and drain collection bowls if present.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the physical and performance specs to verify fit?\u003c\/h3\u003e\n\n\u003cp\u003eThe 256-8753 has a 93.0 mm outer diameter and is designated as a primary separator with an advanced efficiency rating. If your equipment references Fleetguard FS1000 or lists this CAT part number, this pack-of-two set is intended to meet that specification for fit and filtration performance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePart number: CAT 256-8753 (pack of 2 filters).\u003c\/li\u003e\n  \u003cli\u003eEfficiency rating: Advanced Efficiency for primary filtration.\u003c\/li\u003e\n  \u003cli\u003eDiameter: 93.0 mm nominal outer diameter.\u003c\/li\u003e\n  \u003cli\u003eCross-reference: Fleetguard FS1000 for equivalent aftermarket use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: fleet managers, owner-operators, and maintenance technicians who service Caterpillar-powered trucks and need a reliable primary fuel\/water separator that meets OEM-style specifications. This two-pack is useful for scheduled replacements, minimizing downtime with a spare on hand, and supporting engines where water contamination and fine-particle protection are priorities.\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: Is CAT 256-8753 the same as Fleetguard FS1000?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: CAT 256-8753 cross-references Fleetguard FS1000 and is equivalent for many applications, but always confirm fit by diameter and engine model.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I replace the 256-8753 separator?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Replace according to your engine's maintenance schedule, fuel quality, and operating conditions; inspect regularly and change sooner in wet or dirty environments.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"CAT","offers":[{"title":"Default Title","offer_id":55170946597207,"sku":"B0FQFZJG42","price":111.25,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/cat-256-8753-front-packaging.jpg?v=1790435438","url":"https:\/\/britishgarage.co.uk\/products\/cat-fuel-water-separator-pack-of-2-93-mm-primary-filter-advanced-efficiency","provider":"British Garage","version":"1.0","type":"link"}