{"product_id":"carburetor-fits-mercury-mariner-6hp-8hp-9-8hp-2-stroke-replaces-3b2-03200-3303-803687a04","title":"Carburetor – Fits Mercury Mariner 6HP 8HP 9.8HP 2-Stroke (Replaces 3B2-03200, 3303-803687A04)","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\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cp\u003eThis aftermarket \u003cstrong\u003eCarburetor – Fits Mercury Mariner 6HP 8HP 9.8HP 2-Stroke\u003c\/strong\u003e is engineered for reliable fuel delivery across Mercury Mariner 6HP, 8HP, and 9.8HP 2-stroke outboard engines. Designed to match OEM tolerances, it restores proper air-fuel mixture for smooth idling, responsive throttle, and consistent power output.\u003c\/p\u003e\n\u003cp\u003eThis carburetor directly replaces OEM part numbers 3B2-03200, 3303-803687A04, ensuring straightforward interchange with factory components.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIncludes matched paper gasket (27-16327) for leak-free installation\u003c\/li\u003e\n  \u003cli\u003eCompatible with standard marine fuel formulations\u003c\/li\u003e\n  \u003cli\u003eDrop-in replacement requiring basic hand tools\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Matrix\u003c\/h2\u003e\n\u003cp\u003eUse this matrix to confirm equivalent references across OEM and aftermarket.\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\u003eNotes\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\u003e3B2-03200\u003c\/td\u003e\n        \u003ctd\u003ePrimary OEM reference\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury Mariner\u003c\/td\u003e\n        \u003ctd\u003e3303-803687A04\u003c\/td\u003e\n        \u003ctd\u003eAlternate OEM 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\u003eConfirm your engine model\/year in the table below.\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\u003eOEM Part No.\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\u003eMercury Mariner\u003c\/td\u003e\n        \u003ctd\u003e6HP\u003c\/td\u003e\n        \u003ctd\u003e2-Stroke\u003c\/td\u003e\n        \u003ctd\u003e3B2-03200\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury Mariner\u003c\/td\u003e\n        \u003ctd\u003eMercury Mariner\u003c\/td\u003e\n        \u003ctd\u003e8HP\u003c\/td\u003e\n        \u003ctd\u003e2-Stroke\u003c\/td\u003e\n        \u003ctd\u003e3B2-03200\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury Mariner\u003c\/td\u003e\n        \u003ctd\u003eMercury Mariner\u003c\/td\u003e\n        \u003ctd\u003e9.8HP\u003c\/td\u003e\n        \u003ctd\u003e2-Stroke\u003c\/td\u003e\n        \u003ctd\u003e3B2-03200\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\u003eOEM Part Number\u003c\/dt\u003e\n  \u003cdd\u003e3B2-03200\u003c\/dd\u003e\n  \u003cdt\u003eAlternate OEM Reference\u003c\/dt\u003e\n  \u003cdd\u003e3303-803687A04\u003c\/dd\u003e\n  \u003cdt\u003eEngine Type\u003c\/dt\u003e\n  \u003cdd\u003e2-Stroke Outboard\u003c\/dd\u003e\n  \u003cdt\u003eCompatible Brands\u003c\/dt\u003e\n  \u003cdd\u003eMercury Mariner\u003c\/dd\u003e\n  \u003cdt\u003eHorsepower Range\u003c\/dt\u003e\n  \u003cdd\u003e6HP, 8HP, 9.8HP\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003cstrong\u003eCarburetor (1 unit)\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003ePaper Gasket 27-16327\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003col\u003e\n  \u003cli\u003eDisconnect the fuel line and remove the engine cowling. Allow any residual fuel to drain safely.\u003c\/li\u003e\n  \u003cli\u003eDisconnect throttle and choke linkages, noting their original positions for reassembly.\u003c\/li\u003e\n  \u003cli\u003eUnbolt the old carburetor from the intake manifold or reed valve housing.\u003c\/li\u003e\n  \u003cli\u003eRemove the old gasket and clean all mating surfaces with a non-abrasive cleaner.\u003c\/li\u003e\n  \u003cli\u003eInstall the new paper gasket (27-16327) onto the intake flange, ensuring proper alignment.\u003c\/li\u003e\n  \u003cli\u003eMount the new carburetor and torque fasteners evenly to manufacturer specification.\u003c\/li\u003e\n  \u003cli\u003eReconnect throttle and choke linkages, verifying smooth operation through full range of motion.\u003c\/li\u003e\n  \u003cli\u003eAttach the fuel line and check for leaks before starting the engine.\u003c\/li\u003e\n  \u003cli\u003eStart the engine and allow it to warm up, then adjust idle mixture and speed as needed.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eHow do I know if my carburetor needs replacement?\u003c\/summary\u003e\n  \u003cp\u003eCommon signs include hard starting, rough idle, inconsistent throttle response, excessive fuel consumption, or black smoke from the exhaust. If cleaning and adjustment don't resolve these issues, replacement is typically necessary.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWill this fit my 8HP engine even though it's listed for 9.8HP?\u003c\/summary\u003e\n  \u003cp\u003eYes. Mercury Mariner 6HP, 8HP, and 9.8HP 2-stroke engines share the same carburetor design. Verify your OEM part number matches 3B2-03200 or 3303-803687A04 before purchasing.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eIs the gasket included, or do I need to order it separately?\u003c\/summary\u003e\n  \u003cp\u003eThe package includes paper gasket 27-16327. You do not need to order it separately.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eCan I use this carburetor with ethanol-blended fuel?\u003c\/summary\u003e\n  \u003cp\u003eThis carburetor is compatible with standard marine fuel formulations, including ethanol blends up to E10. For best results, use fresh fuel and add a quality fuel stabilizer if storing the engine for extended periods.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWhat adjustments are needed after installation?\u003c\/summary\u003e\n  \u003cp\u003eAfter installation, warm up the engine and adjust the idle speed screw and idle mixture screw to achieve smooth, stable idling. Consult your engine's service manual for specific adjustment procedures and target RPM.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eHow often should a carburetor be replaced?\u003c\/summary\u003e\n  \u003cp\u003eCarburetors don't have a fixed replacement interval. Replace when cleaning and rebuilding no longer restore proper function, or if internal passages are corroded or damaged beyond repair.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eOEM vs. Aftermarket?\u003c\/summary\u003e\n  \u003cp\u003eThis listing is an aftermarket replacement (not OEM). Built to OEM-level specifications with comparable materials. Manufactured in an ISO 9002 facility, batch-inspected for consistency.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eShipping speed \u0026amp; cost\u003c\/summary\u003e\n  \u003cp\u003eWe ship worldwide quickly—typical transit 5–15 days. Standard shipping is free; expedited options appear at checkout where available.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWarranty \u0026amp; returns\u003c\/summary\u003e\n  \u003cp\u003eCovered by a 1-year warranty against manufacturing defects under normal use. If issues arise, contact support with your order details. Returns are accepted within our standard window (unused \u0026amp; in original condition). See our policy page or reach out for instructions.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003ch2\u003eSafety \u0026amp; Important Info\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eVerify images\/specifications against your original part. If anything differs—even if your model appears compatible—do not purchase.\u003c\/li\u003e\n  \u003cli\u003eThis is an aftermarket replacement, not an OEM component.\u003c\/li\u003e\n  \u003cli\u003eProfessional installation is recommended for safety and performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eAbout Sea Sierra\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003ePro-Grade Standards — We supply marine parts engineered to OEM-level tolerances and tested for real-world conditions.\u003c\/li\u003e\n  \u003cli\u003eFast Global Fulfillment — Free standard delivery to most regions in 5–15 days.\u003c\/li\u003e\n  \u003cli\u003eManufacturer-Direct Value — Fair pricing without compromising on materials or QC.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":51025605624123,"sku":"23CA482","price":56.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/3B2-03200_1_3b7430d5-0f3d-43cf-9612-ecef142104f5.jpg?v=1772931123","url":"https:\/\/seasierra.com\/products\/carburetor-fits-mercury-mariner-6hp-8hp-9-8hp-2-stroke-replaces-3b2-03200-3303-803687a04","provider":"SeaSierra","version":"1.0","type":"link"}