{"product_id":"west-1779","title":"Sierra FUEL FILTER 21MIC LONG SIE-18-7845","description":"\u003cp\u003eThe Sierra 18-7845 is a marine \u003cstrong\u003efuel\/water separating spin-on filter\u003c\/strong\u003e designed for gasoline applications and built to help protect the fuel system from water and larger contaminants before they reach the engine. This is the \u003cstrong\u003elong canister, 21 micron\u003c\/strong\u003e version, making it a practical replacement when you want primary fuel filtration in compatible marine fuel filter assemblies. Sierra lists it as a direct replacement for selected \u003cstrong\u003eMallory, MerCruiser sterndrive, Mercury, Quicksilver, and Yamaha outboard\u003c\/strong\u003e filters.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine \u003cstrong\u003eSierra 18-7845\u003c\/strong\u003e fuel\/water separating filter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e21 micron\u003c\/strong\u003e filtration rating\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong\u003c\/strong\u003e spin-on canister design\u003c\/li\u003e\n\u003cli\u003eDesigned for \u003cstrong\u003egasoline\u003c\/strong\u003e fuel filtration\u003c\/li\u003e\n\u003cli\u003eRated for \u003cstrong\u003e90 GPH\u003c\/strong\u003e fuel flow\u003c\/li\u003e\n\u003cli\u003eRemoves \u003cstrong\u003eover 99.8% of emulsified water\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eMeets \u003cstrong\u003eISO, SAE, and JIS\u003c\/strong\u003e standards\u003c\/li\u003e\n\u003cli\u003eDirect replacement for selected \u003cstrong\u003eMallory, MerCruiser sterndrive, Mercury, Quicksilver, and Yamaha outboard\u003c\/strong\u003e filters\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eEngine Compatibility\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eCommonly used in selected \u003cstrong\u003eMerCruiser sterndrive, Mercury, Quicksilver, Yamaha outboard, and Mallory-style\u003c\/strong\u003e marine fuel filter\/water separator applications that call for the \u003cstrong\u003e18-7845 long 21 micron\u003c\/strong\u003e element. Exact fitment still depends on the filter head, existing separator setup, and the engine or fuel-system application being serviced.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eSerial Number Fitment Notice\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eFitment should be confirmed by \u003cstrong\u003eexisting filter number, fuel separator assembly, and engine model\/serial number\u003c\/strong\u003e before ordering. This is the \u003cstrong\u003elong 21 micron\u003c\/strong\u003e version, so it should be matched carefully against the current installed filter or the separator kit specification.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eReplace this filter during routine fuel-system service, when water or contamination is found in the separator, when fuel flow becomes restricted, or when the current element has reached its normal maintenance interval.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eInstallation Notes\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eInstall this filter only in the correct compatible marine separator head. Confirm the replacement by part number before installation, and avoid mixing it with shorter canisters or finer-micron alternatives if the existing setup calls for the \u003cstrong\u003elong 21 micron\u003c\/strong\u003e version. Clean the sealing surface and lubricate the gasket during installation as appropriate for standard spin-on filter service.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eAlternate\/Superseded Part Numbers\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eSierra 18-7845 is listed as a direct replacement for selected \u003cstrong\u003eMallory, MerCruiser sterndrive, Mercury, Quicksilver, and Yamaha\u003c\/strong\u003e fuel filter references. Current seller references also associate it with \u003cstrong\u003eMercury\/Quicksilver 35-802893Q01\u003c\/strong\u003e in replacement use.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eParts Desk Insight\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe biggest mistake on these filters is ordering by looks alone. Sierra makes both short and long versions, and both 10 and 21 micron options, so matching the old filter number first saves a lot of hassle.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShipping:\u003c\/strong\u003e Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e","brand":"WEST","offers":[{"title":"Default Title","offer_id":43564265766948,"sku":"SIE-18-7845","price":21.38,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/55ea7419-449a-4013-95dc-2fe0d0fda7d8.png?v=1776359108","url":"https:\/\/marisolmarine.com\/products\/west-1779","provider":"Marisol Marine Company","version":"1.0","type":"link"}