{"product_id":"carburetor-fits-yamaha-40hp-2-stroke-e40xmh-replaces-66t-14301-60-66t-14301-00-66t-14301-70","title":"Carburetor – Fits Yamaha 40HP 2-Stroke E40XMH (Replaces 66T-14301-60, 66T-14301-00, 66T-14301-70)","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 Yamaha 40HP 2-Stroke E40XMH\u003c\/strong\u003e is engineered for direct replacement on Yamaha 40HP two-stroke outboard engines, specifically the E40XMH model (1992–2006). Designed to restore proper fuel delivery and idle performance, it ensures reliable operation for older-series Yamaha outboards and compatible Parsun 40HP X model motors.\u003c\/p\u003e\n\u003cp\u003eDirectly replaces OEM part numbers 66T-14301-60, 66T-14301-00, and 66T-14301-70, offering full cross-compatibility with Sierra equivalents.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDrop-in replacement for Yamaha 40HP 2-stroke E40XMH engines\u003c\/li\u003e\n  \u003cli\u003eCompatible with marine fuel blends used in recreational and light commercial applications\u003c\/li\u003e\n  \u003cli\u003eIncludes complete carburetor assembly ready for installation\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\u003eYamaha\u003c\/td\u003e\n        \u003ctd\u003e66T-14301-60\u003c\/td\u003e\n        \u003ctd\u003ePrimary OEM reference\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eYamaha\u003c\/td\u003e\n        \u003ctd\u003e66T-14301-00\u003c\/td\u003e\n        \u003ctd\u003eSuperseded variant\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eYamaha\u003c\/td\u003e\n        \u003ctd\u003e66T-14301-70\u003c\/td\u003e\n        \u003ctd\u003eSuperseded variant\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eYamaha\u003c\/td\u003e\n        \u003ctd\u003e66T1430160\u003c\/td\u003e\n        \u003ctd\u003eAlternate format\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eYamaha\u003c\/td\u003e\n        \u003ctd\u003e66T1430100\u003c\/td\u003e\n        \u003ctd\u003eAlternate format\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eYamaha\u003c\/td\u003e\n        \u003ctd\u003e66T1430170\u003c\/td\u003e\n        \u003ctd\u003eAlternate format\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eSierra\u003c\/td\u003e\n        \u003ctd\u003e66T-14301-60\u003c\/td\u003e\n        \u003ctd\u003eAftermarket equivalent\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eSierra\u003c\/td\u003e\n        \u003ctd\u003e66T-14301-00\u003c\/td\u003e\n        \u003ctd\u003eAftermarket equivalent\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eSierra\u003c\/td\u003e\n        \u003ctd\u003e66T-14301-70\u003c\/td\u003e\n        \u003ctd\u003eAftermarket equivalent\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\u003eYears\u003c\/th\u003e\n        \u003cth\u003eOEM Part No.\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\u003eYamaha\u003c\/td\u003e\n        \u003ctd\u003eE40XMH\u003c\/td\u003e\n        \u003ctd\u003e40HP\u003c\/td\u003e\n        \u003ctd\u003e2-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1992–2006\u003c\/td\u003e\n        \u003ctd\u003e66T-14301-60, 66T-14301-00, 66T-14301-70\u003c\/td\u003e\n        \u003ctd\u003eOld Series\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eParsun\u003c\/td\u003e\n        \u003ctd\u003e40HP X model\u003c\/td\u003e\n        \u003ctd\u003e40HP\u003c\/td\u003e\n        \u003ctd\u003e2-Stroke\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n        \u003ctd\u003eCopy boat motor\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\u003ePart Type\u003c\/dt\u003e\n  \u003cdd\u003eCarburetor\u003c\/dd\u003e\n  \u003cdt\u003eHorsepower\u003c\/dt\u003e\n  \u003cdd\u003e40HP\u003c\/dd\u003e\n  \u003cdt\u003eStroke Type\u003c\/dt\u003e\n  \u003cdd\u003e2-Stroke\u003c\/dd\u003e\n  \u003cdt\u003eEngine Model\u003c\/dt\u003e\n  \u003cdd\u003eE40XMH (Old Series)\u003c\/dd\u003e\n  \u003cdt\u003eModel Years\u003c\/dt\u003e\n  \u003cdd\u003e1992–2006\u003c\/dd\u003e\n  \u003cdt\u003eOEM Part Number\u003c\/dt\u003e\n  \u003cdd\u003e66T-14301-60\u003c\/dd\u003e\n  \u003cdt\u003eApplication\u003c\/dt\u003e\n  \u003cdd\u003eYamaha outboard engines, Parsun 40HP X model\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e1 × Carburetor\u003c\/strong\u003e (complete assembly as shown)\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 to access the existing carburetor.\u003c\/li\u003e\n  \u003cli\u003eLabel or photograph all linkage connections, vacuum lines, and throttle cables before removal.\u003c\/li\u003e\n  \u003cli\u003eUnbolt the old carburetor from the intake manifold and carefully disconnect all attached components.\u003c\/li\u003e\n  \u003cli\u003eInspect the intake manifold gasket surface for debris or corrosion; clean thoroughly before fitting the new unit.\u003c\/li\u003e\n  \u003cli\u003ePosition the replacement carburetor onto the manifold studs and secure with factory torque specifications.\u003c\/li\u003e\n  \u003cli\u003eReconnect throttle linkage, choke cable, and all vacuum or vent hoses in their original positions.\u003c\/li\u003e\n  \u003cli\u003eAttach the fuel line and check for leaks before reinstalling the cowling.\u003c\/li\u003e\n  \u003cli\u003ePrime the fuel system, start the engine, and allow it to reach operating temperature.\u003c\/li\u003e\n  \u003cli\u003eAdjust idle speed and mixture screws per service manual specifications for optimal performance.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWill this carburetor fit my Yamaha 40HP 4-stroke engine?\u003c\/summary\u003e\n  \u003cp\u003eNo. This unit is designed exclusively for 2-stroke Yamaha 40HP engines, model E40XMH (1992–2006). It is not compatible with 4-stroke models.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWhat are common signs that my carburetor needs replacement?\u003c\/summary\u003e\n  \u003cp\u003eRough idle, difficulty starting, excessive fuel consumption, black smoke from the exhaust, or inconsistent throttle response often indicate carburetor wear or internal clogging.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eDoes this come with mounting gaskets or hardware?\u003c\/summary\u003e\n  \u003cp\u003eThe package includes the carburetor assembly as shown. Mounting gaskets and hardware are not typically included; reuse existing hardware or order separately if needed.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eCan I use this on a Parsun 40HP engine?\u003c\/summary\u003e\n  \u003cp\u003eYes. This carburetor is compatible with Parsun 40HP X model copy motors that use the same carburetor design as the Yamaha E40XMH.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eHow often should I replace or service the carburetor?\u003c\/summary\u003e\n  \u003cp\u003eReplacement intervals vary by usage and fuel quality. Inspect annually and replace if you notice performance degradation, fuel leaks, or internal corrosion that cannot be cleaned.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eDo I need special tools to install this carburetor?\u003c\/summary\u003e\n  \u003cp\u003eStandard hand tools (socket set, screwdrivers, pliers) are sufficient. A service manual for your engine model is recommended for torque specs and adjustment procedures.\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":51025914200379,"sku":"25CA061","price":81.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/s-l1600_3f357923-66e4-4ced-a1d4-c0457d853147.jpg?v=1773149460","url":"https:\/\/seasierra.com\/products\/carburetor-fits-yamaha-40hp-2-stroke-e40xmh-replaces-66t-14301-60-66t-14301-00-66t-14301-70","provider":"SeaSierra","version":"1.0","type":"link"}