{"title":"Suzuki 2-Stroke Outboard Marine Engine Parts","description":"\u003csection id=\"hero\" style=\"max-width: 980px; margin: 0 auto; padding: 16px;\"\u003e\n  \u003cp\u003eThis page is for Suzuki 2‑Stroke outboard engines. Use it to find compatible parts and essential service information, including maintenance tips, common replacement parts, and troubleshooting guidance. You can also browse the main Suzuki outboard parts collection. Scroll down to the bottom of this page to start browsing parts for your engine. On the collection page, use the “Filter \u0026amp; Sort” controls to narrow results by horsepower, year range, and part category\/section.\u003c\/p\u003e\n  \u003ca href=\"https:\/\/seasierra.com\/collections\/suzuki-outboard-parts\" style=\"display: inline-block; margin-top: 8px; padding: 10px 14px; background: #0b5; color: #fff; text-decoration: none; border-radius: 6px;\"\u003eBrowse All Suzuki Outboard Parts\u003c\/a\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"identify-model\" style=\"max-width: 980px; margin: 0 auto; padding: 16px;\"\u003e\n  \u003ch2\u003eHow to Identify Your Suzuki 2‑Stroke Model\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eNameplate location: Look for the model\/serial plate on the transom bracket (usually port side) or the swivel bracket. The engine block often carries a matching stamp.\u003c\/li\u003e\n    \u003cli\u003eReading the model code: Suzuki 2‑stroke models are commonly “DT” followed by horsepower (e.g., DT40, DT115) with suffix letters for shaft length (S\/L\/X), start\/controls (E for electric, R for remote), and other features.\u003c\/li\u003e\n    \u003cli\u003ePremix vs. oil‑injection: Many mid\/high‑range DT models use Suzuki oil‑injection (CCI). Smaller units may be premix. Verify which system you have before ordering parts.\u003c\/li\u003e\n    \u003cli\u003ePlatform cues: Small portables are single\/twin‑cylinder; midrange are often inline‑3; higher‑output models are V4\/V6. Gearcase size and prop spline count vary by platform.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"engine-overview\" style=\"max-width: 980px; margin: 0 auto; padding: 16px;\"\u003e\n  \u003ch2\u003ePlatform Overview\u003c\/h2\u003e\n\n  \u003ch3\u003eSmall Portable 2‑Stroke (approx. DT2–DT30)\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 #ccc; padding:6px;\"\u003eFeature\u003c\/th\u003e\n        \u003cth style=\"text-align:left; border-bottom:1px solid #ccc; padding:6px;\"\u003eDescription\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:6px;\"\u003eConfiguration\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003eSingle‑cylinder or inline‑2, carbureted 2‑stroke\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:6px;\"\u003eCommon Models\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003eDT2.2, DT9.9, DT15, DT25, DT30\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:6px;\"\u003eAdvantages\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003eVery light, simple, easy starting and servicing\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:6px;\"\u003eNotes\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003eVerify shaft length and start\/steering options; water pump and ignition parts are common service items\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\n  \u003ch3\u003eMidrange Inline‑3 2‑Stroke (approx. DT40–DT85)\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 #ccc; padding:6px;\"\u003eFeature\u003c\/th\u003e\n        \u003cth style=\"text-align:left; border-bottom:1px solid #ccc; padding:6px;\"\u003eDescription\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:6px;\"\u003eConfiguration\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003eInline‑3, carbureted 2‑stroke; many use Suzuki CCI oil‑injection\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:6px;\"\u003eCommon Models\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003eDT40, DT55, DT65, DT75, DT85\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:6px;\"\u003eAdvantages\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003eStrong power‑to‑weight, good mid‑range torque\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:6px;\"\u003eNotes\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003eMaintain oil pump and lines; prop spline count and gear ratio vary—confirm before ordering props or gearcase parts\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\n  \u003ch3\u003eHigh‑Output V4\/V6 2‑Stroke (approx. DT90–DT225)\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 #ccc; padding:6px;\"\u003eFeature\u003c\/th\u003e\n        \u003cth style=\"text-align:left; border-bottom:1px solid #ccc; padding:6px;\"\u003eDescription\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:6px;\"\u003eConfiguration\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003eV4 (90–140 HP) and V6 (150–225 HP), carbureted or early EFI 2‑stroke depending on year\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:6px;\"\u003eCommon Models\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003eDT115, DT140, DT150, DT200, DT225\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:6px;\"\u003eAdvantages\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003eHigh top‑end performance and strong acceleration for larger boats\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:6px;\"\u003eNotes\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003eProps and gearcases differ by shaft length, spline, and ratio—verify model code; cooling and ignition maintenance are critical\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: 980px; margin: 0 auto; padding: 16px;\"\u003e\n  \u003ch2\u003eRoutine Maintenance \u0026amp; Service Parts\u003c\/h2\u003e\n  \u003cp\u003eIntervals below are general guidelines. Always follow the official Suzuki 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 #ccc; padding:6px;\"\u003eItem\u003c\/th\u003e\n        \u003cth style=\"text-align:left; border-bottom:1px solid #ccc; padding:6px;\"\u003eInterval*\u003c\/th\u003e\n        \u003cth style=\"text-align:left; border-bottom:1px solid #ccc; padding:6px;\"\u003eRemarks\u003c\/th\u003e\n        \u003cth style=\"text-align:left; border-bottom:1px solid #ccc; padding:6px;\"\u003eParts Link\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:6px;\"\u003eGear oil (lower unit)\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003eEvery 100 hours or annually\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003eCheck for water (milky oil) and metal on drain plug; replace seals if contamination is found\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/suzuki-outboard-parts\"\u003eSuzuki Outboard Parts\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:6px;\"\u003eSpark plugs\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003eInspect 50 hours; replace ~100 hours or as needed\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003eCorrect heat range and gap are critical for 2‑stroke combustion\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/suzuki-spark-plug\"\u003eSuzuki Spark Plugs\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:6px;\"\u003eFuel filter \/ in‑line filter\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003eInspect 50 hours or each season\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003eReplace sooner if debris, varnish, or water is present\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/suzuki-fuel-filters\"\u003eSuzuki Fuel Filters\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:6px;\"\u003eWater pump impeller \/ kit\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003eInspect annually; replace every 2–3 seasons (or sooner in sandy\/silty water)\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003eWeak tell‑tale or overheat alarms often indicate impeller wear\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/suzuki-water-pump-repair-kits\"\u003eSuzuki Water Pump Repair Kits\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:6px;\"\u003eAnodes (internal\/external)\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003eInspect every 50 hours; replace when 50% consumed\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003eUse the correct alloy for your waters (fresh\/brackish\/salt)\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/suzuki-anodes\"\u003eSuzuki Anodes\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:6px;\"\u003eOil‑injection system (CCI) service\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003e100 hours or annually\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003eInspect tank screen, lines, and pump setting; purge air after service\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/suzuki-hoses\"\u003eSuzuki Hoses\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:6px;\"\u003ePremix fuel\/oil ratio (if applicable)\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003eEvery fill‑up\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003eMix only to the ratio specified for your model; use fresh fuel\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/suzuki-outboard-parts\"\u003eSuzuki Outboard Parts\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:6px;\"\u003ePropeller \u0026amp; hardware check\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003eInspect regularly; remove and grease spline each season\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003eLook for dings, bent blades, or fishing line in seals\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/suzuki-propellers\"\u003eSuzuki Propellers\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: 980px; margin: 0 auto; padding: 16px;\"\u003e\n  \u003ch2\u003eFrequently Used Parts Categories\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eRoutine Service: \u003ca href=\"https:\/\/seasierra.com\/collections\/suzuki-service-maintenance-kits\"\u003eSuzuki Service \u0026amp; Maintenance Kits\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eCooling System: \u003ca href=\"https:\/\/seasierra.com\/collections\/suzuki-water-pump-repair-kits\"\u003eSuzuki Water Pump Repair Kits\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eFuel System: \u003ca href=\"https:\/\/seasierra.com\/collections\/suzuki-fuel-filters\"\u003eSuzuki Fuel Filters\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eIgnition \/ Electrical: \u003ca href=\"https:\/\/seasierra.com\/collections\/suzuki-spark-plug\"\u003eSuzuki Spark Plugs\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003ePropulsion: \u003ca href=\"https:\/\/seasierra.com\/collections\/suzuki-propellers\"\u003eSuzuki Propellers\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eGearcase \u0026amp; Seals: \u003ca href=\"https:\/\/seasierra.com\/collections\/suzuki-lower-unit-seal-kits\"\u003eSuzuki Lower Unit Seal Kits\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eCorrosion Protection: \u003ca href=\"https:\/\/seasierra.com\/collections\/suzuki-anodes\"\u003eSuzuki Anodes\u003c\/a\u003e\n\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"troubleshooting\" style=\"max-width: 980px; margin: 0 auto; padding: 16px;\"\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 #ccc; padding:6px;\"\u003eSymptom\u003c\/th\u003e\n        \u003cth style=\"text-align:left; border-bottom:1px solid #ccc; padding:6px;\"\u003eCheck First\u003c\/th\u003e\n        \u003cth style=\"text-align:left; border-bottom:1px solid #ccc; padding:6px;\"\u003eRelated Parts\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:6px;\"\u003eWeak tell‑tale or overheat alarm\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003eInspect intake screen, water pump impeller, thermostat, and tell‑tale hose for blockages\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003eWater pump kit, thermostat, intake screen\/grommets\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:6px;\"\u003eHard starting \/ rough idle\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003eCheck primer bulb, fuel quality, spark plug condition, and carb idle mixture\/sync\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003eSpark plugs, fuel filter, carburetor service parts\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:6px;\"\u003ePoor acceleration \/ power loss\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003eLook for prop damage or hub slip, fouled plugs, clogged filters, or restricted fuel lines\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003ePropeller, spark plugs, fuel filter, fuel lines\/hoses\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:6px;\"\u003eExcessive smoke or oil residue\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003eVerify premix ratio or oil‑pump setting; confirm thermostat is closing; check for cold running\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003eOil pump\/lines, thermostat, spark plugs\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:6px;\"\u003eGearcase noise \/ metal in gear oil\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003eCheck gear oil level\/condition; inspect for water intrusion or fishing line at prop shaft\u003c\/td\u003e\n        \u003ctd style=\"padding:6px;\"\u003eLower unit seal kit, drain\/fill seals, prop shaft seals\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: 980px; margin: 0 auto; padding: 16px;\"\u003e\n  \u003ch2\u003eFAQs\u003c\/h2\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eAre parts interchangeable across different DT years or platforms?\u003c\/summary\u003e\n    \u003cp\u003eSome components carry over between years or across DT platforms, but many parts differ by model code, serial range, shaft length, and gearcase. Always confirm your exact model details before ordering.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhen should I replace the impeller on my Suzuki 2‑stroke?\u003c\/summary\u003e\n    \u003cp\u003eInspect annually and replace every 2–3 seasons, or sooner if the tell‑tale is weak, the engine overheats, or you operate in sandy or silty water.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eHow often should I change the lower unit gear oil?\u003c\/summary\u003e\n    \u003cp\u003eAs a general rule, every 100 hours or annually. Change immediately if you see milky oil (water contamination) or metal on the drain plug.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhat information helps confirm part compatibility?\u003c\/summary\u003e\n    \u003cp\u003eProvide the full model code (e.g., DT40), serial number, shaft length (S\/L\/X), start\/controls type, and any casting numbers from the original part. Photos of the nameplate and the part needing replacement are also helpful.\u003c\/p\u003e\n  \u003c\/details\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"cta\" style=\"max-width: 980px; margin: 0 auto; padding: 16px;\"\u003e\n  \u003cp\u003eReady to find parts for your Suzuki 2‑Stroke? Browse the main collection by model, horsepower, and year.\u003c\/p\u003e\n  \u003ca href=\"https:\/\/seasierra.com\/collections\/suzuki-outboard-parts\" style=\"display: inline-block; margin: 8px 0; padding: 10px 14px; background: #0b5; color: #fff; text-decoration: none; border-radius: 6px;\"\u003eShop Suzuki Outboard Parts\u003c\/a\u003e\n  \u003cp style=\"color:#555; font-size: 0.95em;\"\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":"fuel-filter-element-fits-mercury-mariner-6-70-hp-replaces-35-87946a3-35-87946q04","title":"Fuel Filter – Mercury\/Mariner 6–25 HP Replacement for 35-87946A3, 35-87946Q04 and 35-87946Q3","description":"\u003csection\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 { padding:10px 12px; border:1px solid #e5e7eb; text-align:left; vertical-align:top; }\n  table.ss-table th { white-space:nowrap; word-break:normal; letter-spacing:normal; font-weight:600; background:#f8fafc; }\n  @media (max-width:480px){ table.ss-table th, table.ss-table td { padding:8px 10px; font-size:14px; } }\n\u003c\/style\u003e\n\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cp\u003eThis aftermarket \u003cstrong\u003efuel filter\u003c\/strong\u003e is a replacement for the Mercury\/Mariner fuel filter identified by OEM references \u003cstrong\u003e35-87946A3\u003c\/strong\u003e, \u003cstrong\u003e35-87946Q04\u003c\/strong\u003e and \u003cstrong\u003e35-87946Q3\u003c\/strong\u003e. The corresponding Sierra aftermarket reference is \u003cstrong\u003e18-7802\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eCatalog information identifies this filter for Mercury\/Mariner outboards from \u003cstrong\u003e6 HP through 25 HP\u003c\/strong\u003e. Because fitment can vary by engine configuration and serial-number range, compare the part number on your existing filter and verify the engine-specific parts catalog or service manual before ordering.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReplacement fuel filter for selected Mercury\/Mariner outboard fuel systems.\u003c\/li\u003e\n  \u003cli\u003eDesigned as a direct replacement for the listed reference numbers.\u003c\/li\u003e\n  \u003cli\u003eSold as a single fuel filter; this listing is not a filter-and-bowl kit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Matrix\u003c\/h2\u003e\n\u003cp\u003eUse the following references to compare the replacement with the part listed for your engine.\u003c\/p\u003e\n\u003cdiv class=\"ss-table-wrap\"\u003e\n  \u003ctable class=\"ss-table\" aria-label=\"Part Number Matrix\"\u003e\n    \u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eBrand or reference type\u003c\/th\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercury\/Mariner OEM reference\u003c\/td\u003e\n\u003ctd\u003e35-87946A3\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercury\/Mariner OEM reference\u003c\/td\u003e\n\u003ctd\u003e35-87946Q04\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercury\/Mariner OEM reference\u003c\/td\u003e\n\u003ctd\u003e35-87946Q3\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eAftermarket reference\u003c\/td\u003e\n\u003ctd\u003eSierra 18-7802\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\u003eThe available catalog relationship identifies the listed Mercury\/Mariner fuel filter for \u003cstrong\u003e6 HP through 25 HP\u003c\/strong\u003e applications. The source does not establish one universal year range, stroke designation, or serial-number range for every engine in that horsepower range.\u003c\/p\u003e\n\u003cp\u003eBefore installation, confirm that your existing filter or engine parts information specifies one of the OEM references shown above. Do not rely on horsepower alone when the engine model or serial number is available.\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\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003eApplication\u003c\/th\u003e\n\u003cth\u003eRated HP\u003c\/th\u003e\n\u003cth\u003eStroke\u003c\/th\u003e\n\u003cth\u003eReference\u003c\/th\u003e\n\u003cth\u003eVerification note\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n        \u003ctd\u003eSelected outboard applications\u003c\/td\u003e\n        \u003ctd\u003e6–25 HP\u003c\/td\u003e\n        \u003ctd\u003eVerify by engine model and parts information\u003c\/td\u003e\n        \u003ctd\u003e35-87946A3, 35-87946Q04, 35-87946Q3\u003c\/td\u003e\n        \u003ctd\u003eConfirm the reference number before ordering.\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cdl\u003e\n  \u003cdt\u003eProduct Type\u003c\/dt\u003e\n  \u003cdd\u003eFuel filter\u003c\/dd\u003e\n  \u003cdt\u003eBrand Application\u003c\/dt\u003e\n  \u003cdd\u003eMercury\/Mariner\u003c\/dd\u003e\n  \u003cdt\u003eApplication Range\u003c\/dt\u003e\n  \u003cdd\u003eSelected 6–25 HP outboard applications\u003c\/dd\u003e\n  \u003cdt\u003eAftermarket Reference\u003c\/dt\u003e\n  \u003cdd\u003eSierra 18-7802\u003c\/dd\u003e\n  \u003cdt\u003eOEM References\u003c\/dt\u003e\n  \u003cdd\u003e35-87946A3, 35-87946Q04 and 35-87946Q3\u003c\/dd\u003e\n  \u003cdt\u003eProduct Format\u003c\/dt\u003e\n  \u003cdd\u003eSingle replacement filter\u003c\/dd\u003e\n  \u003cdt\u003eFuel\u003c\/dt\u003e\n  \u003cdd\u003eGasoline outboard fuel systems\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 Fuel filter\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNo filter bowl, bowl assembly, or separately specified seal is identified as included with this product. Reuse only components that are serviceable and specified for your filter housing.\u003c\/p\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003col\u003e\n  \u003cli\u003eStop the engine, allow it to cool, and disconnect the battery according to the engine service procedure.\u003c\/li\u003e\n  \u003cli\u003eWork in a well-ventilated area away from flames, sparks, and ignition sources.\u003c\/li\u003e\n  \u003cli\u003ePlace an approved container or absorbent material beneath the filter to catch fuel.\u003c\/li\u003e\n  \u003cli\u003eClose or isolate the fuel supply where the engine design permits.\u003c\/li\u003e\n  \u003cli\u003eRemove the existing filter from the fuel system, noting the fuel-flow direction and hose orientation.\u003c\/li\u003e\n  \u003cli\u003eCompare the replacement with the removed filter and confirm the part number before fitting it.\u003c\/li\u003e\n  \u003cli\u003eInstall the replacement filter in the same orientation and secure all connections according to the engine manufacturer's procedure.\u003c\/li\u003e\n  \u003cli\u003eRestore the fuel supply and prime the system using the engine's normal priming method.\u003c\/li\u003e\n  \u003cli\u003eStart the engine and inspect every connection carefully for fuel leakage.\u003c\/li\u003e\n  \u003cli\u003eStop immediately if leakage, fuel odor, restricted flow, or abnormal engine operation is observed.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eHow do I confirm that this filter fits my engine?\u003c\/summary\u003e\n  \u003cp\u003eCheck the number on your existing filter or the engine parts catalog. This replacement is associated with Mercury\/Mariner references 35-87946A3, 35-87946Q04 and 35-87946Q3, with Sierra 18-7802 as an aftermarket reference. Also confirm the engine model and serial-number range where applicable.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eDoes this filter fit every Mercury or Mariner engine from 6 to 25 HP?\u003c\/summary\u003e\n  \u003cp\u003eNot necessarily. The catalog identifies a 6–25 HP application range, but horsepower alone does not establish every model, year, stroke configuration, or serial-number range. Verify the reference number and engine-specific parts information before ordering.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eIs this a complete filter-and-bowl kit?\u003c\/summary\u003e\n  \u003cp\u003eNo. The company product record identifies this product as a single fuel filter. A bowl assembly and other housing components are not listed as included.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eIs a replacement O-ring included?\u003c\/summary\u003e\n  \u003cp\u003eA separately included O-ring is not identified in the company product record. Check the condition and service requirements of the existing seal and obtain the correct replacement separately if required by your engine's service procedure.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWhat are common signs of a restricted fuel filter?\u003c\/summary\u003e\n  \u003cp\u003ePossible symptoms include hard starting, hesitation, sputtering, loss of power, rough running, or stalling under load. These symptoms can have several causes, so inspect the complete fuel system and follow the engine service manual before replacing parts.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eIs this an OEM Mercury part?\u003c\/summary\u003e\n  \u003cp\u003eNo. This is an aftermarket replacement identified for the listed Mercury\/Mariner OEM reference numbers. Mercury and Mariner are trademarks of their respective owners and are used only to describe application compatibility.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003ch2\u003eSafety \u0026amp; Important Information\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eVerify the part number, filter configuration, engine model, and serial-number range before purchase and installation.\u003c\/li\u003e\n  \u003cli\u003eFuel is flammable. Use appropriate ventilation, protective equipment, and spill-control practices.\u003c\/li\u003e\n  \u003cli\u003eNever operate the engine with a fuel leak or an improperly secured fuel connection.\u003c\/li\u003e\n  \u003cli\u003eProfessional installation is recommended when the correct procedure or fuel-system configuration is uncertain.\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 Parts Selection\u003c\/strong\u003e — Replacement components for common marine maintenance needs.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplication-Focused Listings\u003c\/strong\u003e — Reference numbers and compatibility details are provided to help you verify the correct part.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePractical Maintenance Support\u003c\/strong\u003e — Always use the engine manufacturer's service information for model-specific installation and safety procedures.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50723981558075,"sku":"23FF046","price":16.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/23FF046_1.jpg?v=1763039270"}],"url":"https:\/\/seasierra.com\/collections\/suzuki-2-stroke-outboard-marine-engine-parts.oembed","provider":"SeaSierra","version":"1.0","type":"link"}