{"title":"Mercury 4-Stroke 200-300HP Outboard Engine","description":"\u003csection id=\"hero\" style=\"padding:16px;border:1px solid #e5e7eb;border-radius:8px;max-width:1000px;margin:0 auto 20px auto;\"\u003e\n  \u003cp\u003e\n    This page is for Mercury 4-Stroke 200–300HP outboard engines. Use it to quickly find compatible parts and practical service information. Below you’ll find maintenance tips, common replacement parts, and troubleshooting guidance. You can also browse our main Mercury collection. Scroll to the bottom of the page to start browsing parts for this engine, and on the collection page use the Filter \u0026amp; Sort controls to narrow results by horsepower, year range, and part category\/section.\n  \u003c\/p\u003e\n  \u003ca href=\"https:\/\/seasierra.com\/collections\/mercury-outboard-parts\" style=\"display:inline-block;margin-top:8px;padding:10px 14px;background:#0d6efd;color:#fff;text-decoration:none;border-radius:6px;\"\u003eBrowse All Mercury Parts\u003c\/a\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"identify-model\" style=\"max-width:1000px;margin:0 auto 24px auto;\"\u003e\n  \u003ch2\u003eHow to Identify Your 200–300HP Model\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eLocate the nameplate\/serial plate on the transom bracket or swivel bracket. Record the serial number and any model suffixes (e.g., L, XL, CXL).\u003c\/li\u003e\n    \u003cli\u003eModel code and suffixes often indicate shaft length (L=20\", XL=25\", 30\" variants), rotation (CXL for counter-rotation), and control type (DTS for Digital Throttle \u0026amp; Shift vs. mechanical).\u003c\/li\u003e\n    \u003cli\u003eFor 4-stroke 200–300HP Mercury FourStroke engines, two common platforms exist: a V6 (typically 200–225HP) and a V8 (typically 250–300HP). Confirm which platform you have before ordering parts.\u003c\/li\u003e\n    \u003cli\u003eCheck the gearcase style (4.8\" vs. 5.44\") and whether the engine is standard or counter-rotation; these details affect propellers, seals, and some hardware.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"engine-overview\" style=\"max-width:1000px;margin:0 auto 24px auto;\"\u003e\n  \u003ch2\u003ePlatform Overview\u003c\/h2\u003e\n\n  \u003ch3\u003eMercury FourStroke V6 (commonly 200–225HP)\u003c\/h3\u003e\n  \u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;padding:8px;\"\u003eFeature\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;padding:8px;\"\u003eDescription\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eConfiguration\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003e3.4L V6 4-stroke EFI, DOHC; available with mechanical controls or DTS depending on model\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eCommon Models\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003e200L\/200XL, 200CXL; 225L\/225XL variants; standard and counter-rotation options\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eAdvantages\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eStrong mid-range torque, efficient cruising, relatively light and compact for class\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eNotes\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eSome models use a 4.8\" gearcase while others use 5.44\". Service parts often overlap within the V6 family, but verify by serial number and control type (DTS vs. mechanical).\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\n  \u003ch3\u003eMercury FourStroke V8 (commonly 250–300HP)\u003c\/h3\u003e\n  \u003ctable style=\"width:100%;border-collapse:collapse;margin-top:12px;\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;padding:8px;\"\u003eFeature\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;padding:8px;\"\u003eDescription\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eConfiguration\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003e4.6L V8 4-stroke EFI; commonly paired with DTS; 25\" and 30\" shafts found on many offshore setups\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eCommon Models\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003e250XL\/250CXL FourStroke, 300XL\/300CXL FourStroke; counter-rotation options for twins\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eAdvantages\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eExcellent holeshot and top-end power, ideal for heavier boats; robust charging and accessory support\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eNotes\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eOften uses the larger 5.44\" gearcase; several anode, prop, and seal selections depend on rotation and gearcase. Confirm serial to ensure correct parts.\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"service-kits\" style=\"max-width:1000px;margin:0 auto 24px auto;\"\u003e\n  \u003ch2\u003eRoutine Maintenance \u0026amp; Service Parts\u003c\/h2\u003e\n  \u003cp\u003eIntervals below are general guidelines for Mercury 4-stroke outboards. Always follow the official service manual for your exact model and operating conditions.\u003c\/p\u003e\n  \u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;padding:8px;\"\u003eItem\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;padding:8px;\"\u003eInterval*\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;padding:8px;\"\u003eRemarks\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;padding:8px;\"\u003eParts Link\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eEngine oil + filter\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003e100 hours or annually\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eUse FC‑W marine oil spec and the correct filter for your serial range\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/oil-filters\"\u003eOil Filters\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eGear oil (lower unit)\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003e100 hours or annually\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eInspect for water contamination and metal; change more often for heavy use\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/mercury-outboard-parts\"\u003eMercury Outboard Parts\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eSpark plugs\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003e100 hours or per inspection\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eCheck gap and replace if fouled, worn, or corroded\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/spark-plug\"\u003eSpark Plugs\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eFuel filter \/ water-separating filter\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003e100 hours or as needed\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eReplace sooner if using ethanol fuel or seeing water\/debris\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/fuel-filters-1\"\u003eFuel Filters\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eWater pump impeller \/ kit\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eEvery 2–3 seasons (or sooner in sandy\/silty water)\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eCritical for cooling and engine protection\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/mercury-water-pump-repair-kits\"\u003eMercury Water Pump Repair Kits\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eAnodes (sacrificial)\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eInspect each season; replace when ~50% consumed\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eChoose zinc, aluminum, or magnesium based on water type\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/anodes\"\u003eAnodes\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eLower unit seal kit (if water in gear oil)\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eAs needed\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eInspect prop shaft for fishing line; pressure\/vacuum test if contamination is found\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/mercury-lower-unit-seal-kits\"\u003eMercury Lower Unit Seal Kits\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003ePropeller \u0026amp; hub\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eInspect every service\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eCheck for dings, hub wear, correct pitch\/diameter for load\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/propellers\"\u003ePropellers\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"common-parts\" style=\"max-width:1000px;margin:0 auto 24px auto;\"\u003e\n  \u003ch2\u003eFrequently Used Parts Categories\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eRoutine Service: \u003ca href=\"https:\/\/seasierra.com\/collections\/service-maintenance-kits\"\u003eService \u0026amp; Maintenance Kits\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eCooling System: \u003ca href=\"https:\/\/seasierra.com\/collections\/mercury-water-pump-repair-kits\"\u003eMercury Water Pump Repair Kits\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eFuel System: \u003ca href=\"https:\/\/seasierra.com\/collections\/fuel-filters-1\"\u003eFuel Filters\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eIgnition \/ Electrical: \u003ca href=\"https:\/\/seasierra.com\/collections\/spark-plug\"\u003eSpark Plugs\u003c\/a\u003e and \u003ca href=\"https:\/\/seasierra.com\/collections\/starters\"\u003eStarters\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eSensors \u0026amp; Engine Management: \u003ca href=\"https:\/\/seasierra.com\/collections\/sensors\"\u003eSensors\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003ePropulsion: \u003ca href=\"https:\/\/seasierra.com\/collections\/propellers\"\u003ePropellers\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eCorrosion Protection: \u003ca href=\"https:\/\/seasierra.com\/collections\/anodes\"\u003eAnodes\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eGearcase Seals: \u003ca href=\"https:\/\/seasierra.com\/collections\/mercury-lower-unit-seal-kits\"\u003eMercury Lower Unit Seal Kits\u003c\/a\u003e\n\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"troubleshooting\" style=\"max-width:1000px;margin:0 auto 24px auto;\"\u003e\n  \u003ch2\u003eCommon Symptoms \u0026amp; Quick Checks\u003c\/h2\u003e\n  \u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;padding:8px;\"\u003eSymptom\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;padding:8px;\"\u003eCheck First\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;padding:8px;\"\u003eRelated Parts\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eWeak telltale stream or overheat alarm\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eInspect intake screens for debris; verify impeller condition; check thermostat operation\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eWater pump kit, thermostat, intake screen, anodes\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003ePoor acceleration or loss of top speed\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eCheck propeller for damage\/slip; confirm correct pitch; inspect fuel quality and filters; check for misfire\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003ePropeller\/hub, fuel filter, spark plugs, injectors\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eHard starting or rough idle\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003ePrime fuel system; look for air leaks; verify battery health; inspect plugs\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eFuel filter, fuel pump\/primer components, spark plugs, sensors\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eGearcase noise or metal in gear oil\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eCheck gear lube condition; inspect prop shaft for fishing line; perform pressure\/vac test\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eLower unit seal kit, bearings, gear oil, propeller hub\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"faq\" style=\"max-width:1000px;margin:0 auto 24px auto;\"\u003e\n  \u003ch2\u003eFAQs\u003c\/h2\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eAre parts interchangeable between the V6 and V8 FourStroke platforms?\u003c\/summary\u003e\n    \u003cp\u003eSome hardware overlaps, but many items differ (filters, anodes, gearcase, and ignition\/fuel components). Identify whether you have the V6 (typically 200–225HP) or V8 (typically 250–300HP), then confirm by serial number before ordering.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhen should I replace the water pump impeller?\u003c\/summary\u003e\n    \u003cp\u003eAs a rule of thumb, every 2–3 seasons, or sooner if you operate in sandy\/silty water or notice weak telltale flow or overheat warnings.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eHow often should I change the gear oil?\u003c\/summary\u003e\n    \u003cp\u003eChange at least every 100 hours or annually. Inspect for signs of water or metal. Address seal issues immediately if contamination is found.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhat information do you need to confirm part compatibility?\u003c\/summary\u003e\n    \u003cp\u003ePlease provide the engine serial number, model designation (e.g., 200XL, 300CXL), shaft length, rotation (standard or counter), and whether it uses mechanical controls or DTS.\u003c\/p\u003e\n  \u003c\/details\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"cta\" style=\"padding:16px;border:1px solid #e5e7eb;border-radius:8px;max-width:1000px;margin:0 auto 20px auto;\"\u003e\n  \u003cp\u003eReady to find parts for your Mercury 200–300HP FourStroke? Browse the main Mercury collection and filter by horsepower, year, and model to zero in on compatible components.\u003c\/p\u003e\n  \u003ca href=\"https:\/\/seasierra.com\/collections\/mercury-outboard-parts\" style=\"display:inline-block;margin:8px 0 6px 0;padding:10px 14px;background:#0d6efd;color:#fff;text-decoration:none;border-radius:6px;\"\u003eShop Mercury Outboard Parts\u003c\/a\u003e\n  \u003cp style=\"font-size:0.95em;color:#374151;\"\u003eIf you’re unsure about your model, send us a photo of the nameplate and the part you need and we’ll help verify compatibility.\u003c\/p\u003e\n\u003c\/section\u003e","products":[{"product_id":"primary-fuel-filter-fits-yamaha-150-250-hp-mercury-mariner-75-225-hp-suzuki-df200-df300-replaces-yamaha-65l-24563-00-00-sierra-18-7936","title":"Fuel Filter – Fits Yamaha F150\/F200-F225, Suzuki DF200-DF250, Mercury Mariner F225 EFI \u0026 Johnson\/Evinrude 200-225 HP V6","description":"\u003csection\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cp\u003eThis aftermarket \u003cstrong\u003efuel filter\u003c\/strong\u003e is designed for selected Yamaha, Suzuki, Mercury Mariner, Johnson, and Evinrude outboard applications. It replaces the listed OEM and aftermarket references and helps remove contaminants from the fuel supply when installed in the correct engine fuel-filter assembly.\u003c\/p\u003e\n\u003cp\u003eCompany-listed fitment includes Yamaha F150 4-Stroke models from 2004–2006, Yamaha F200–F225 4-Stroke models from 2002–2005, Suzuki DF200–DF250 4-Stroke models from 2004–2010, Mercury Mariner F225 4-Stroke EFI models with serial number OT653945 and up, and selected Johnson\/Evinrude 200–225 HP V6 outboards. It does not fit Mercury Verado models.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAftermarket replacement fuel filter for selected outboard fuel systems.\u003c\/li\u003e\n\u003cli\u003eDesigned as a replacement filter element for the applicable original filter assembly.\u003c\/li\u003e\n\u003cli\u003eVerify the exact engine model, year, serial number, and existing part number before ordering.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cstyle\u003e\n  .ss-table-wrap { overflow-x:auto; -webkit-overflow-scrolling:touch; }\n  table.ss-table { width:100%; border-collapse:collapse; min-width:640px; }\n  table.ss-table th, table.ss-table td {\n    padding:10px 12px; border:1px solid #e5e7eb; text-align:left; vertical-align:top;\n  }\n  table.ss-table th {\n    white-space:nowrap;\n    word-break:normal;\n    letter-spacing:normal;\n    font-weight:600;\n    background:#f8fafc;\n  }\n  @media (max-width:480px){\n    table.ss-table th, table.ss-table td { padding:8px 10px; font-size:14px; }\n  }\n\u003c\/style\u003e\n\n\u003ch2\u003ePart Number Matrix\u003c\/h2\u003e\n\u003cp\u003eThe following references are associated with this replacement filter. Number listings are provided for identification and should be checked against the engine application before purchase.\u003c\/p\u003e\n\u003cdiv class=\"ss-table-wrap\"\u003e\n  \u003ctable class=\"ss-table\" aria-label=\"Part Number Matrix\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth\u003eBrand\u003c\/th\u003e\n        \u003cth\u003ePart Number\u003c\/th\u003e\n        \u003cth\u003eReference Type\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003e65L-24563-00\u003c\/td\u003e\n\u003ctd\u003eOEM reference\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003e65L-24563-00-00\u003c\/td\u003e\n\u003ctd\u003eOEM reference format\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eSierra\u003c\/td\u003e\n\u003ctd\u003e18-7936\u003c\/td\u003e\n\u003ctd\u003eAftermarket reference\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercury Marine\u003c\/td\u003e\n\u003ctd\u003e35-888289T2\u003c\/td\u003e\n\u003ctd\u003eOEM reference\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercury Marine\u003c\/td\u003e\n\u003ctd\u003e888289T2\u003c\/td\u003e\n\u003ctd\u003eOEM reference format\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eSuzuki\u003c\/td\u003e\n\u003ctd\u003e15412-93J00\u003c\/td\u003e\n\u003ctd\u003eOEM reference\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eJohnson\/Evinrude\u003c\/td\u003e\n\u003ctd\u003e5035695\u003c\/td\u003e\n\u003ctd\u003eOEM reference\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eJohnson\/Evinrude\u003c\/td\u003e\n\u003ctd\u003e0778162\u003c\/td\u003e\n\u003ctd\u003eOEM reference\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eEngine \u0026amp; Model Compatibility\u003c\/h2\u003e\n\u003cp\u003eCompatibility is limited to the applications listed below. Model, year, stroke, and serial-number conditions must be considered together.\u003c\/p\u003e\n\u003cdiv class=\"ss-table-wrap\"\u003e\n  \u003ctable class=\"ss-table\" aria-label=\"Engine and Model Compatibility\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth\u003eBrand\u003c\/th\u003e\n        \u003cth\u003eModel or Application\u003c\/th\u003e\n        \u003cth\u003eRated HP\u003c\/th\u003e\n        \u003cth\u003eStroke\u003c\/th\u003e\n        \u003cth\u003eYears\u003c\/th\u003e\n        \u003cth\u003eSerial or Application Condition\u003c\/th\u003e\n        \u003cth\u003eReference\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eYamaha\u003c\/td\u003e\n        \u003ctd\u003eF150\u003c\/td\u003e\n        \u003ctd\u003e150\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e2004–2006\u003c\/td\u003e\n        \u003ctd\u003eSelected models within the stated year range\u003c\/td\u003e\n        \u003ctd\u003e65L-24563-00\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eYamaha\u003c\/td\u003e\n        \u003ctd\u003eF200–F225\u003c\/td\u003e\n        \u003ctd\u003e200–225\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e2002–2005\u003c\/td\u003e\n        \u003ctd\u003eSelected models within the stated year range\u003c\/td\u003e\n        \u003ctd\u003e65L-24563-00\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eSuzuki\u003c\/td\u003e\n        \u003ctd\u003eDF200–DF250\u003c\/td\u003e\n        \u003ctd\u003e200–250\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e2004–2010\u003c\/td\u003e\n        \u003ctd\u003eSelected models within the stated year range\u003c\/td\u003e\n        \u003ctd\u003e15412-93J00\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury Mariner\u003c\/td\u003e\n        \u003ctd\u003eF225 EFI\u003c\/td\u003e\n        \u003ctd\u003e225\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003eNot specified\u003c\/td\u003e\n        \u003ctd\u003eSerial number OT653945 and up; does not suit Verado models\u003c\/td\u003e\n        \u003ctd\u003e35-888289T2\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eJohnson\/Evinrude\u003c\/td\u003e\n        \u003ctd\u003eSelected V6 outboards\u003c\/td\u003e\n        \u003ctd\u003e200–225\u003c\/td\u003e\n        \u003ctd\u003e2-Stroke\u003c\/td\u003e\n        \u003ctd\u003eNot specified\u003c\/td\u003e\n        \u003ctd\u003eSelected 200–225 HP V6 applications\u003c\/td\u003e\n        \u003ctd\u003e5035695 \/ 0778162\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eTechnical Specs\u003c\/h2\u003e\n\u003cdl\u003e\n  \u003cdt\u003eProduct Type\u003c\/dt\u003e\n  \u003cdd\u003eAftermarket fuel filter\u003c\/dd\u003e\n  \u003cdt\u003eFilter Style\u003c\/dt\u003e\n  \u003cdd\u003eReplacement filter element for the applicable engine fuel-filter assembly\u003c\/dd\u003e\n  \u003cdt\u003eFuel System\u003c\/dt\u003e\n  \u003cdd\u003eOutboard gasoline fuel systems in the listed applications\u003c\/dd\u003e\n  \u003cdt\u003eInstallation\u003c\/dt\u003e\n  \u003cdd\u003eInstalls in the original filter assembly according to the engine service procedure\u003c\/dd\u003e\n  \u003cdt\u003eBrand Status\u003c\/dt\u003e\n  \u003cdd\u003eAftermarket replacement; not an OEM-branded component\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch2\u003eWhat’s in the Box\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e1 x Aftermarket fuel filter\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003col\u003e\n  \u003cli\u003eStop the engine, allow it to cool, and work in a well-ventilated area away from flames, sparks, and ignition sources.\u003c\/li\u003e\n  \u003cli\u003eDisconnect the battery and relieve fuel-system pressure according to the engine manufacturer’s service procedure.\u003c\/li\u003e\n  \u003cli\u003eLocate the applicable fuel-filter assembly and place an absorbent cloth or suitable container beneath it.\u003c\/li\u003e\n  \u003cli\u003eRemove the existing filter or filter element, noting its orientation and the position of any seals.\u003c\/li\u003e\n  \u003cli\u003eInspect the housing, seal, and connections for damage or contamination. Replace damaged seals or components as required by the service manual.\u003c\/li\u003e\n  \u003cli\u003eInstall the new filter in the correct orientation and secure the assembly according to the manufacturer’s instructions.\u003c\/li\u003e\n  \u003cli\u003eReconnect the fuel lines and battery, then prime the fuel system using the correct procedure for the engine.\u003c\/li\u003e\n  \u003cli\u003eStart the engine and inspect all connections for fuel leaks before operating the boat.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\u003cdetails\u003e\u003csummary\u003eHow do I confirm that this filter fits my engine?\u003c\/summary\u003e\u003cp\u003eCompare your engine brand, exact model, year, stroke type, and serial number with the compatibility information above. Also compare the part number on the existing filter or in the engine service manual. A similar horsepower rating alone is not sufficient to confirm fitment.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eDoes this filter fit all Yamaha 150–250 HP outboards?\u003c\/summary\u003e\u003cp\u003eNo. Company-listed fitment is limited to selected Yamaha F150 4-Stroke models from 2004–2006 and selected Yamaha F200–F225 4-Stroke models from 2002–2005. Other Yamaha models and 2-Stroke applications are not confirmed by the company fitment record.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eDoes this filter fit Suzuki DF300 models?\u003c\/summary\u003e\u003cp\u003eThe company fitment record explicitly lists Suzuki DF200–DF250 4-Stroke models from 2004–2010. Suzuki DF300 fitment is not included in the company’s current fitment statement and should not be assumed.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eDoes this filter fit Mercury Verado engines?\u003c\/summary\u003e\u003cp\u003eNo. The company fitment record specifically states that this application does not suit Verado models.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat are common signs of a restricted fuel filter?\u003c\/summary\u003e\u003cp\u003ePossible symptoms include hard starting, hesitation, loss of power, uneven running, stalling, or poor performance at higher engine speeds. These symptoms can have other causes, so inspect the complete fuel system and follow the engine service manual.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eHow often should the filter be replaced?\u003c\/summary\u003e\u003cp\u003eReplacement intervals vary by engine and operating conditions. Follow the maintenance schedule in your engine owner’s or service manual, and replace the filter sooner if it is contaminated, damaged, or causing a fuel-flow problem.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs this an OEM filter?\u003c\/summary\u003e\u003cp\u003eNo. This listing is for an aftermarket replacement fuel filter. The OEM and aftermarket reference numbers are provided only to help identify the intended application.\u003c\/p\u003e\u003c\/details\u003e\n\n\u003ch2\u003eSafety \u0026amp; Important Info\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eFuel is flammable. Work only in a ventilated area with the engine stopped and all ignition sources controlled.\u003c\/li\u003e\n  \u003cli\u003eVerify the exact model, year, stroke, serial number, and existing filter reference before ordering.\u003c\/li\u003e\n  \u003cli\u003eDo not install this filter on Mercury Verado models.\u003c\/li\u003e\n  \u003cli\u003eDo not operate the engine if fuel leaks are present after installation.\u003c\/li\u003e\n  \u003cli\u003eProfessional installation is recommended when the correct fuel-system service procedure is not known.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eAbout Sea Sierra\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMarine Replacement Parts\u003c\/strong\u003e — Practical aftermarket components for selected marine applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplication-Focused Listings\u003c\/strong\u003e — Compatibility information is organized by engine brand, model, year, stroke, and serial conditions where available.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIdentification Support\u003c\/strong\u003e — OEM and aftermarket reference numbers are included to assist with part comparison before purchase.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50723783311675,"sku":"23FF048","price":21.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/Fuel_Filter_for_Yamaha_150_200_225_250_HP_65L-24563-00_-_JLM_MARINE-8287938.jpg?v=1763031671"},{"product_id":"thermostat-130-f-54-c-fits-mercury-mariner-200-300hp-replaces-885599003-885599004-8m0057307","title":"130°F (54°C) Thermostat for Mercury Mariner 200–250 HP 2.5L\/3.0L DFI Engines – Replaces 885599004, 8M0057307","description":"\u003cstyle\u003e\n  .ss-table-wrap { overflow-x:auto; -webkit-overflow-scrolling:touch; }\n  table.ss-table { width:100%; border-collapse:collapse; min-width:640px; }\n  table.ss-table th, table.ss-table td {\n    padding:10px 12px; border:1px solid #e5e7eb; text-align:left; vertical-align:top;\n  }\n  table.ss-table th {\n    white-space:nowrap;\n    word-break:normal;\n    letter-spacing:normal;\n    font-weight:600;\n    background:#f8fafc;\n  }\n  @media (max-width:480px){\n    table.ss-table th, table.ss-table td { padding:8px 10px; font-size:14px; }\n  }\n\u003c\/style\u003e\n\n\u003csection\u003e\n  \u003ch2\u003eProduct Details\u003c\/h2\u003e\n  \u003cp\u003eThis is an aftermarket replacement \u003cstrong\u003e130°F (54°C) thermostat\u003c\/strong\u003e for selected Mercury and Mariner 200, 225, and 250 HP outboard engines with 2.5L or 3.0L DFI and EFI applications. The thermostat helps regulate engine operating temperature by opening at the specified 130°F rating.\u003c\/p\u003e\n  \u003cp\u003eCompany fitment information identifies this thermostat for selected Mercury and Mariner 200–250 HP applications, including 200 3.0L DFI DTS, 200 3.0L EFI, 200 DFI, 225 3.0L EFI, 225 3.0L EFI SeaPro, 225 3.0L DFI DTS, 225 DFI, 250 3.0L EFI, and 250 Long 3.0L EFI models. Confirm the complete engine model and serial number before ordering.\u003c\/p\u003e\n  \u003cul\u003e\n    \u003cli\u003e130°F (54°C) temperature rating.\u003c\/li\u003e\n    \u003cli\u003eReplacement thermostat for selected Mercury and Mariner applications.\u003c\/li\u003e\n    \u003cli\u003eSingle thermostat supplied; this is not the two-thermostat and gasket kit.\u003c\/li\u003e\n    \u003cli\u003eGasket is not included unless separately specified for your application.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection\u003e\n  \u003ch2\u003ePart Number References\u003c\/h2\u003e\n  \u003cp\u003eThe following manufacturer and aftermarket references are associated with this thermostat. Part-number references do not replace model and serial-number verification.\u003c\/p\u003e\n  \u003cdiv class=\"ss-table-wrap\"\u003e\n    \u003ctable class=\"ss-table\" aria-label=\"Part Number References\"\u003e\n      \u003cthead\u003e\n        \u003ctr\u003e\n          \u003cth\u003eBrand\u003c\/th\u003e\n          \u003cth\u003ePart Number\u003c\/th\u003e\n          \u003cth\u003eReference\u003c\/th\u003e\n        \u003c\/tr\u003e\n      \u003c\/thead\u003e\n      \u003ctbody\u003e\n        \u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e885599003\u003c\/td\u003e\n\u003ctd\u003eManufacturer reference\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e885599004\u003c\/td\u003e\n\u003ctd\u003eManufacturer reference\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e8855991\u003c\/td\u003e\n\u003ctd\u003eManufacturer reference as listed\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e8M0057307\u003c\/td\u003e\n\u003ctd\u003eManufacturer reference\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eSierra\u003c\/td\u003e\n\u003ctd\u003e18-3535\u003c\/td\u003e\n\u003ctd\u003eAftermarket reference; 130°F thermostat\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection\u003e\n  \u003ch2\u003eEngine Compatibility\u003c\/h2\u003e\n  \u003cp\u003eFitment below follows the available Mercury and Mariner application information. Keep the engine model, displacement, application, and serial-number range together when checking compatibility.\u003c\/p\u003e\n  \u003cdiv class=\"ss-table-wrap\"\u003e\n    \u003ctable class=\"ss-table\" aria-label=\"Engine Compatibility\"\u003e\n      \u003cthead\u003e\n        \u003ctr\u003e\n          \u003cth\u003eBrand\u003c\/th\u003e\n          \u003cth\u003eEngine application\u003c\/th\u003e\n          \u003cth\u003eRated HP\u003c\/th\u003e\n          \u003cth\u003eDisplacement\u003c\/th\u003e\n          \u003cth\u003eApplication details\u003c\/th\u003e\n          \u003cth\u003eSerial-number condition\u003c\/th\u003e\n        \u003c\/tr\u003e\n      \u003c\/thead\u003e\n      \u003ctbody\u003e\n        \u003ctr\u003e\n\u003ctd\u003eMercury \/ Mariner\u003c\/td\u003e\n\u003ctd\u003e200 3.0L DFI DTS\u003c\/td\u003e\n\u003ctd\u003e200\u003c\/td\u003e\n\u003ctd\u003e3.0L\u003c\/td\u003e\n\u003ctd\u003eAll; company-listed fitment\u003c\/td\u003e\n\u003ctd\u003eVerify against the engine serial number\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eMercury \/ Mariner\u003c\/td\u003e\n\u003ctd\u003e200 3.0L EFI\u003c\/td\u003e\n\u003ctd\u003e200\u003c\/td\u003e\n\u003ctd\u003e3.0L\u003c\/td\u003e\n\u003ctd\u003e2003 and up; OT750164 and up\u003c\/td\u003e\n\u003ctd\u003eOT750164 and up\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eMercury \/ Mariner\u003c\/td\u003e\n\u003ctd\u003e200 DFI\u003c\/td\u003e\n\u003ctd\u003e200\u003c\/td\u003e\n\u003ctd\u003e2.5L\/3.0L application listing\u003c\/td\u003e\n\u003ctd\u003e1997 and up\u003c\/td\u003e\n\u003ctd\u003eOG386496 and up\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eMercury \/ Mariner\u003c\/td\u003e\n\u003ctd\u003e225 3.0L EFI\u003c\/td\u003e\n\u003ctd\u003e225\u003c\/td\u003e\n\u003ctd\u003e3.0L\u003c\/td\u003e\n\u003ctd\u003e1999 and up\u003c\/td\u003e\n\u003ctd\u003eOG760300 and up\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eMercury \/ Mariner\u003c\/td\u003e\n\u003ctd\u003e225 3.0L EFI SeaPro\u003c\/td\u003e\n\u003ctd\u003e225\u003c\/td\u003e\n\u003ctd\u003e3.0L\u003c\/td\u003e\n\u003ctd\u003e2004 and up\u003c\/td\u003e\n\u003ctd\u003eOT801000 and up\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eMercury \/ Mariner\u003c\/td\u003e\n\u003ctd\u003e225 3.0L DFI DTS\u003c\/td\u003e\n\u003ctd\u003e225\u003c\/td\u003e\n\u003ctd\u003e3.0L\u003c\/td\u003e\n\u003ctd\u003e2003 and up\u003c\/td\u003e\n\u003ctd\u003eOT599000 and up\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eMercury \/ Mariner\u003c\/td\u003e\n\u003ctd\u003e225 DFI\u003c\/td\u003e\n\u003ctd\u003e225\u003c\/td\u003e\n\u003ctd\u003e2.5L\/3.0L application listing\u003c\/td\u003e\n\u003ctd\u003e1998 and up\u003c\/td\u003e\n\u003ctd\u003eOG590000 and up\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eMercury \/ Mariner\u003c\/td\u003e\n\u003ctd\u003e250 3.0L EFI\u003c\/td\u003e\n\u003ctd\u003e250\u003c\/td\u003e\n\u003ctd\u003e3.0L\u003c\/td\u003e\n\u003ctd\u003e1999 and up\u003c\/td\u003e\n\u003ctd\u003eOG760300 and up\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eMercury \/ Mariner\u003c\/td\u003e\n\u003ctd\u003e250 Long 3.0L EFI\u003c\/td\u003e\n\u003ctd\u003e250\u003c\/td\u003e\n\u003ctd\u003e3.0L\u003c\/td\u003e\n\u003ctd\u003eLong-model application\u003c\/td\u003e\n\u003ctd\u003eOT861319 and up\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n  \u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e The listed serial ranges are application conditions, not universal coverage for every engine with the same horsepower. Check the engine identification label and the original thermostat before installation.\u003c\/p\u003e\n\u003c\/section\u003e\n\n\u003csection\u003e\n  \u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n  \u003cdl\u003e\n    \u003cdt\u003eProduct type\u003c\/dt\u003e\n    \u003cdd\u003eEngine thermostat\u003c\/dd\u003e\n    \u003cdt\u003eTemperature rating\u003c\/dt\u003e\n    \u003cdd\u003e130°F (54°C)\u003c\/dd\u003e\n    \u003cdt\u003eEngine range\u003c\/dt\u003e\n    \u003cdd\u003eSelected Mercury and Mariner 200–250 HP 2.5L\/3.0L DFI and EFI applications\u003c\/dd\u003e\n    \u003cdt\u003eInstallation\u003c\/dt\u003e\n    \u003cdd\u003eReplacement component; verify orientation and application before installation\u003c\/dd\u003e\n    \u003cdt\u003eGasket\u003c\/dt\u003e\n    \u003cdd\u003eNot included\u003c\/dd\u003e\n    \u003cdt\u003eProduct configuration\u003c\/dt\u003e\n    \u003cdd\u003eSingle thermostat, not a complete thermostat-and-gasket kit\u003c\/dd\u003e\n  \u003c\/dl\u003e\n\u003c\/section\u003e\n\n\u003csection\u003e\n  \u003ch2\u003eWhat’s in the Box\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003e1 × 130°F (54°C) engine thermostat\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003eA thermostat cover gasket is not included with this single thermostat. Replace the gasket when required by the engine service procedure.\u003c\/p\u003e\n\u003c\/section\u003e\n\n\u003csection\u003e\n  \u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n  \u003col\u003e\n    \u003cli\u003eConfirm the engine model, displacement, application, and serial number before beginning work.\u003c\/li\u003e\n    \u003cli\u003eDisconnect the battery and allow the engine to cool completely.\u003c\/li\u003e\n    \u003cli\u003eFollow the manufacturer service procedure to access the thermostat housing.\u003c\/li\u003e\n    \u003cli\u003eRemove the old thermostat and inspect the housing, sealing surfaces, and cooling passages.\u003c\/li\u003e\n    \u003cli\u003eClean away old gasket material without damaging the mating surfaces.\u003c\/li\u003e\n    \u003cli\u003eInstall the thermostat in the correct orientation for the engine.\u003c\/li\u003e\n    \u003cli\u003eInstall a new gasket or seal if required by the application; no gasket is supplied with this listing.\u003c\/li\u003e\n    \u003cli\u003eReinstall the housing and tighten fasteners to the engine manufacturer’s specified torque.\u003c\/li\u003e\n    \u003cli\u003eRestore the cooling system as directed by the service manual, then run the engine and check for leaks and proper temperature regulation.\u003c\/li\u003e\n  \u003c\/ol\u003e\n\u003c\/section\u003e\n\n\u003csection\u003e\n  \u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n  \u003cdetails\u003e\u003csummary\u003eWhat does a thermostat do?\u003c\/summary\u003e\u003cp\u003eA thermostat controls coolant flow so the outboard can operate within its specified temperature range. This replacement is rated to open at 130°F (54°C).\u003c\/p\u003e\u003c\/details\u003e\n  \u003cdetails\u003e\u003csummary\u003eIs this a thermostat kit?\u003c\/summary\u003e\u003cp\u003eNo. The product is one thermostat only. It does not include the two thermostats and two cover gaskets associated with the separate 18-3606 thermostat kit.\u003c\/p\u003e\u003c\/details\u003e\n  \u003cdetails\u003e\u003csummary\u003eIs a gasket included?\u003c\/summary\u003e\u003cp\u003eNo. A thermostat cover gasket is not included. Use the gasket specified for your exact engine application and replace it during installation when required.\u003c\/p\u003e\u003c\/details\u003e\n  \u003cdetails\u003e\u003csummary\u003eDoes it fit every Mercury or Mariner 200–300 HP engine?\u003c\/summary\u003e\u003cp\u003eNo. The documented fitment for this product is selected 200, 225, and 250 HP 2.5L\/3.0L DFI and EFI applications. The available company fitment does not establish coverage for every 300 HP engine. Verify the complete model and serial number before purchase.\u003c\/p\u003e\u003c\/details\u003e\n  \u003cdetails\u003e\u003csummary\u003eHow can I confirm compatibility?\u003c\/summary\u003e\u003cp\u003eCompare the engine model, displacement, application type, serial-number range, and original thermostat reference with the information above. When any detail differs, consult the engine service manual or a qualified marine technician.\u003c\/p\u003e\u003c\/details\u003e\n  \u003cdetails\u003e\u003csummary\u003eIs this an OEM part?\u003c\/summary\u003e\u003cp\u003eThis listing is for an aftermarket replacement thermostat. Mercury and Sierra numbers shown on this page are reference numbers for identification and compatibility; the replacement is not represented as a genuine Mercury-branded component.\u003c\/p\u003e\u003c\/details\u003e\n\u003c\/section\u003e\n\n\u003csection\u003e\n  \u003ch2\u003eSafety \u0026amp; Important Information\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eUse the manufacturer-specified thermostat temperature rating for the engine.\u003c\/li\u003e\n    \u003cli\u003eDo not rely on horsepower alone to determine fitment; model, displacement, application, and serial number must also match.\u003c\/li\u003e\n    \u003cli\u003eAllow the engine to cool before servicing the cooling system.\u003c\/li\u003e\n    \u003cli\u003eProfessional installation is recommended if the correct service procedure or torque specifications are unavailable.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection\u003e\n  \u003ch2\u003eAbout Sea Sierra\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eMarine replacement parts selected for common service and repair applications.\u003c\/li\u003e\n    \u003cli\u003eClear part-number and fitment references to help support application matching.\u003c\/li\u003e\n    \u003cli\u003ePractical replacement solutions for maintaining marine cooling systems.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50723797041467,"sku":"23TH607","price":27.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/885599003_1_79ff49c0-0b24-42ff-b886-0ffd9bdc15c3.jpg?v=1763031999"},{"product_id":"air-filter-fits-mercury-verado-200-300-hp-l6-outboards-replaces-35-893318t02-893318t02-18-7998","title":"Air Filter for Mercury Mariner Verado 200\/225 HP and 250\/275 HP Outboards – Replaces 893318T01, 893318T02, 35-893318T01 and 35-893318T02","description":"\u003csection\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cp\u003eThis replacement \u003cstrong\u003eair filter\u003c\/strong\u003e is designed for selected Mercury Mariner Verado four-stroke outboards. It helps filter incoming air before it reaches the engine, supporting clean airflow and reliable engine operation when installed in the correct factory air-intake assembly.\u003c\/p\u003e\n\u003cp\u003eThe filter is listed for Mercury Mariner Verado 200 HP and 225 HP engines with serial numbers beginning at 0T980000, and 250 HP and 275 HP engines with serial numbers beginning at 0T801000. Always verify the complete engine serial number and the original filter before ordering.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReplacement air filter for selected Mercury Mariner Verado outboards.\u003c\/li\u003e\n  \u003cli\u003eDesigned for installation in the original engine air-intake assembly.\u003c\/li\u003e\n  \u003cli\u003eSingle replacement filter element; this is not a kit.\u003c\/li\u003e\n  \u003cli\u003eUse the engine model and serial-number conditions below to confirm compatibility.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c!-- Table Styles --\u003e\n\u003cstyle\u003e\n  .ss-table-wrap { overflow-x:auto; -webkit-overflow-scrolling:touch; }\n  table.ss-table { width:100%; border-collapse:collapse; min-width:640px; }\n  table.ss-table th, table.ss-table td {\n    padding:10px 12px; border:1px solid #e5e7eb; text-align:left; vertical-align:top;\n  }\n  table.ss-table th {\n    white-space:nowrap;\n    word-break:normal;\n    letter-spacing:normal;\n    font-weight:600;\n    background:#f8fafc;\n  }\n  @media (max-width:480px){\n    table.ss-table th, table.ss-table td { padding:8px 10px; font-size:14px; }\n  }\n\u003c\/style\u003e\n\n\u003ch2\u003ePart Number Matrix\u003c\/h2\u003e\n\u003cp\u003eThese manufacturer reference numbers are associated with this replacement air filter.\u003c\/p\u003e\n\u003cdiv class=\"ss-table-wrap\"\u003e\n  \u003ctable class=\"ss-table\" aria-label=\"Part Number Matrix\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth\u003eBrand\u003c\/th\u003e\n        \u003cth\u003eManufacturer Reference Number\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e893318T01\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e893318T02\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e35-893318T01\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e35-893318T02\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eEngine \u0026amp; Model Compatibility\u003c\/h2\u003e\n\u003cp\u003eCompatibility is determined by both horsepower\/model and engine serial number. The ranges below must be considered together.\u003c\/p\u003e\n\u003cdiv class=\"ss-table-wrap\"\u003e\n  \u003ctable class=\"ss-table\" aria-label=\"Engine and Model Compatibility\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth\u003eBrand\u003c\/th\u003e\n        \u003cth\u003eModel\u003c\/th\u003e\n        \u003cth\u003eRated HP\u003c\/th\u003e\n        \u003cth\u003eStroke\u003c\/th\u003e\n        \u003cth\u003eSerial Number Condition\u003c\/th\u003e\n        \u003cth\u003eReference Number\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury Mariner\u003c\/td\u003e\n        \u003ctd\u003eVerado\u003c\/td\u003e\n        \u003ctd\u003e200\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e0T980000 and above\u003c\/td\u003e\n        \u003ctd\u003e893318T01, 893318T02, 35-893318T01, 35-893318T02\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury Mariner\u003c\/td\u003e\n        \u003ctd\u003eVerado\u003c\/td\u003e\n        \u003ctd\u003e225\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e0T980000 and above\u003c\/td\u003e\n        \u003ctd\u003e893318T01, 893318T02, 35-893318T01, 35-893318T02\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury Mariner\u003c\/td\u003e\n        \u003ctd\u003eVerado\u003c\/td\u003e\n        \u003ctd\u003e250\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e0T801000 and above\u003c\/td\u003e\n        \u003ctd\u003e893318T01, 893318T02, 35-893318T01, 35-893318T02\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury Mariner\u003c\/td\u003e\n        \u003ctd\u003eVerado\u003c\/td\u003e\n        \u003ctd\u003e275\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e0T801000 and above\u003c\/td\u003e\n        \u003ctd\u003e893318T01, 893318T02, 35-893318T01, 35-893318T02\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eTechnical Specs\u003c\/h2\u003e\n\u003cdl\u003e\n  \u003cdt\u003eProduct Type\u003c\/dt\u003e\n  \u003cdd\u003eAir filter\u003c\/dd\u003e\n  \u003cdt\u003eApplication\u003c\/dt\u003e\n  \u003cdd\u003eMercury Mariner Verado outboard air-intake system\u003c\/dd\u003e\n  \u003cdt\u003eEngine Type\u003c\/dt\u003e\n  \u003cdd\u003eFour-stroke outboards\u003c\/dd\u003e\n  \u003cdt\u003eRated Horsepower\u003c\/dt\u003e\n  \u003cdd\u003e200 HP, 225 HP, 250 HP and 275 HP, subject to the serial-number conditions listed above\u003c\/dd\u003e\n  \u003cdt\u003eInstallation\u003c\/dt\u003e\n  \u003cdd\u003eReplacement installation in the original air-intake assembly\u003c\/dd\u003e\n  \u003cdt\u003eQuantity\u003c\/dt\u003e\n  \u003cdd\u003e1 air filter\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch2\u003eWhat’s in the Box\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e1 x replacement air filter\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003col\u003e\n  \u003cli\u003eTurn the engine off, disconnect the emergency-stop lanyard and allow the engine to cool before servicing.\u003c\/li\u003e\n  \u003cli\u003eRemove the engine cowl according to the instructions in the owner’s or service manual.\u003c\/li\u003e\n  \u003cli\u003eLocate the air-intake and filter assembly.\u003c\/li\u003e\n  \u003cli\u003eOpen the filter housing or release its retaining fasteners without damaging the housing or seals.\u003c\/li\u003e\n  \u003cli\u003eRemove the old filter and note its orientation and seating position.\u003c\/li\u003e\n  \u003cli\u003eClean loose dust and debris from the housing with a clean, lint-free cloth. Do not allow debris to enter the intake.\u003c\/li\u003e\n  \u003cli\u003eInstall the replacement filter in the same orientation, ensuring that it is fully seated.\u003c\/li\u003e\n  \u003cli\u003eReinstall the housing cover and secure all clips or fasteners evenly.\u003c\/li\u003e\n  \u003cli\u003eReinstall the engine cowl and confirm that it is firmly latched before operating the outboard.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\u003cdetails\u003e\u003csummary\u003eWhich engines does this air filter fit?\u003c\/summary\u003e\u003cp\u003eIt is listed for Mercury Mariner Verado 200 HP and 225 HP four-stroke engines with serial numbers beginning at 0T980000, and 250 HP and 275 HP four-stroke engines with serial numbers beginning at 0T801000. Verify the complete serial number and the reference number on your existing filter before purchase.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eDoes this filter fit 300 HP or 400 HP Verado engines?\u003c\/summary\u003e\u003cp\u003eThose applications are not included in the confirmed fitment information for this listing. Do not rely on horsepower alone; confirm the exact engine model and serial number before ordering.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs this a complete air-intake assembly?\u003c\/summary\u003e\u003cp\u003eNo. This listing is for one replacement air filter only. The air-intake housing, cover, fasteners and other engine components are not included.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat are signs that an air filter needs inspection?\u003c\/summary\u003e\u003cp\u003eRestricted airflow may be associated with reduced performance, poor acceleration or rough operation. Inspect the filter and air-intake assembly according to the engine manufacturer’s service instructions.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eDo I need special tools for installation?\u003c\/summary\u003e\u003cp\u003eTool requirements depend on the specific engine and air-intake housing. Follow the applicable owner’s or service manual and use the correct tools for the retaining fasteners.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eHow do I confirm the part before ordering?\u003c\/summary\u003e\u003cp\u003eCompare the original filter, reference number, engine horsepower, model and complete serial number with the information in this listing. If any of these details do not match, confirm compatibility with a qualified marine technician before purchase.\u003c\/p\u003e\u003c\/details\u003e\n\n\u003ch2\u003eSafety \u0026amp; Important Information\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eWork only with the engine stopped and cooled, and keep loose objects away from the air intake.\u003c\/li\u003e\n  \u003cli\u003eVerify the engine model and serial number before installation.\u003c\/li\u003e\n  \u003cli\u003eDo not operate the outboard if the filter is incorrectly seated or the air-intake housing is not securely closed.\u003c\/li\u003e\n  \u003cli\u003eFollow the applicable Mercury service documentation for inspection and replacement procedures.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eAbout Sea Sierra\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eMarine replacement parts selected for practical fitment and dependable service.\u003c\/li\u003e\n  \u003cli\u003eClear application information to help customers match parts to their engines.\u003c\/li\u003e\n  \u003cli\u003eSupport available for product and compatibility questions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50723797139771,"sku":"22AF002","price":30.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/22AF002_1.jpg?v=1763032002"}],"url":"https:\/\/seasierra.com\/collections\/mercury-4-stroke-200-300hp-outboard-engine.oembed","provider":"SeaSierra","version":"1.0","type":"link"}