{"product_id":"dzfst-fi-r12t-spin-on-fuel-filter-water-separator-r12t-fit-with-integrated-water-collection-bowl-3-layer-synthetic-media","title":"DZFST.FI R12T Spin-On Fuel Filter Water Separator — R12T Fit with Integrated Water-Collection Bowl, 3-Layer Synthetic Media","description":"\u003cp\u003e\u003cstrong\u003eDZFST.FI R12T is a spin-on fuel filter and water separator designed to remove water and debris from diesel and gasoline fuel systems while providing a direct-fit replacement for R12T-series cartridges.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eWhether you maintain an outboard motor, tractor, loader or other small engine, clean fuel is essential for reliable operation. This DZFST.FI R12T filter uses a three-layer synthetic fiber media engineered in Italy and an integrated water-collection bowl to trap contaminants and separate free water before it reaches fuel pumps and injectors. It fits applications that specify R12T-style cartridges and replaces several OEM part numbers, making it a practical option for routine service and seasonal engine prep.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this filter separate water from fuel?\u003c\/h3\u003e\n\u003cp\u003eThe unit combines mechanical filtration with a low-profile collection bowl that lets separated water settle away from the fuel stream. Heavier water droplets coalesce on the filter media and drop into the bowl, while the synthetic fiber layers capture particulates down to finer sizes than single-layer paper.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eThree-layer synthetic fiber filter media sourced from Italy for consistent separation\u003c\/li\u003e\n  \u003cli\u003eSpin-on design with integrated bowl for easy draining of collected water\u003c\/li\u003e\n  \u003cli\u003eDesigned to trap both free water and solid contaminants before the pump\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this unit fit my engine or equipment?\u003c\/h3\u003e\n\u003cp\u003eThis filter is a plug-and-play, direct-fit replacement for commonly used R12T-style cartridges. It lists multiple cross-reference numbers, but you should verify your model number and thread specification before ordering to ensure compatibility.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReplaces part numbers such as R12T, S3240, 18-7947, 120RRAC01 and more\u003c\/li\u003e\n  \u003cli\u003eThread and port configuration matches many outboard and small engine installations\u003c\/li\u003e\n  \u003cli\u003eCheck your equipment manual or old cartridge for matching part numbers prior to purchase\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I install and service the DZFST.FI R12T filter?\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward: remove the old spin-on cartridge, pre-fill the new filter’s dirty side with clean fuel, and tighten to the recommended torque. Do not reuse the old filter; after installation prime the system and inspect for leaks before use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePre-fill the new filter with clean fuel on the dirty side to reduce air in the system\u003c\/li\u003e\n  \u003cli\u003eAfter spin-on install, prime the fuel system and run engine briefly to seat the element\u003c\/li\u003e\n  \u003cli\u003eDrain the water bowl regularly and replace the cartridge at recommended intervals\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat performance benefits can I expect?\u003c\/h3\u003e\n\u003cp\u003eConsistent filtration reduces abrasive wear on fuel pumps, injectors and engine cylinders and helps maintain predictable fuel delivery. While fuel condition, engine maintenance and operating environment affect results, proper filtration generally reduces downtime and supports fuel economy by preventing deposits and clogging.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSynthetic three-layer media captures fine particulates to protect fuel system components\u003c\/li\u003e\n  \u003cli\u003eWater separation prevents corrosion and injector performance issues from free water\u003c\/li\u003e\n  \u003cli\u003eRegular replacement helps maintain fuel flow and reduces risk of pump cavitation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The DZFST.FI R12T spin-on fuel filter water separator is intended for boat owners, agricultural equipment operators, contractors and small-fleet mechanics who need a reliable, direct-replacement filter for R12T-style systems. If you manage outboards, tractors, skid-steer loaders, mowers or any small engine that specifies the listed cross-reference numbers, this cartridge offers an easy-to-install option for routine service and improved fuel protection. Always confirm compatibility with your equipment’s part number and follow recommended service intervals and installation steps to get the best life and performance from your fuel system.\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: Does this replace my R12T or S3240 filter?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, it cross-references R12T and S3240 among other OEM numbers, but verify your existing part number before ordering.\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 cartridge?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Replace according to your engine maker’s service schedule or when the bowl shows water accumulation or flow restriction.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"DZFST.FI","offers":[{"title":"Default Title","offer_id":48086943367326,"sku":"B0CBMGJGTT","price":30.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/dzfst.fi-r12t-front-view.jpg?v=1785910049","url":"https:\/\/northtrailauto.ca\/products\/dzfst-fi-r12t-spin-on-fuel-filter-water-separator-r12t-fit-with-integrated-water-collection-bowl-3-layer-synthetic-media","provider":"North Trail Auto","version":"1.0","type":"link"}