{"product_id":"carburetor-for-honda-trx300fw-fourtrax-300-350-foreman-400-450-rancher-350","title":"Carburetor For Honda TRX300FW Fourtrax 300 350 Foreman 400 450 Rancher 350","description":"```html \u003cstrong\u003eThis Carburetor For Honda TRX300FW is a direct replacement fuel system component compatible with Honda TRX 300, 350, 400, 450, and Rancher 350 models and matches OEM Part# 16100-HM8-A63.\u003c\/strong\u003e \u003ch2\u003eProduct Overview\u003c\/h2\u003e \u003cp\u003eA precision-engineered carburetor designed to restore factory fuel metering and throttle response, this carburetor for Honda Fourtrax and Foreman models replaces worn, clogged, or leaking original units. Delivering consistent fuel atomization for the TRX300FW and Rancher 350 series, the assembly eliminates hard starts and hesitation caused by internal bore corrosion. This carburetor for Honda 450 applications meets OEM dimensional tolerances for a true plug-and-play installation without manifold modification.\u003c\/p\u003e \u003ch3\u003eKey Features \u0026amp; Performance\u003c\/h3\u003e \u003cul\u003e \u003cli\u003ePre-calibrated float bowl and jetting set to stock air-fuel specifications for immediate operation out of the box\u003c\/li\u003e \u003cli\u003eMachined brass pilot and main jets resist ethanol-induced corrosion and deliver stable idle control\u003c\/li\u003e \u003cli\u003eFixed-venturi design maintains proper vacuum signal across the mid-range RPM band under heavy load\u003c\/li\u003e \u003cli\u003eCorrosion-resistant aluminum body with sealed vacuum piston prevents diaphragm dry-rot failure\u003c\/li\u003e \u003cli\u003eIncludes pre-installed choke plunger and throttle cable linkage for mechanical slide actuation\u003c\/li\u003e \u003cli\u003eFlow-tested needle and seat assembly ensures consistent bowl fill without flooding during steep incline operation\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eHonda Fourtrax TRX300FW (1988-2000)\u003c\/li\u003e \u003cli\u003eHonda Fourtrax TRX300 2WD\/4WD\u003c\/li\u003e \u003cli\u003eHonda Rancher 350 TRX350FE \/ FM \/ TE \/ TM (2000-2006)\u003c\/li\u003e \u003cli\u003eHonda Foreman 400 TRX400FW\u003c\/li\u003e \u003cli\u003eHonda Foreman 450 TRX450FE \/ FM \/ S \/ ES (1998-2004)\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eCommon Uses\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eReplacement of a gummed or varnished carburetor after prolonged off-season fuel storage\u003c\/li\u003e \u003cli\u003eRestoring throttle response on ATVs with off-idle stumble or wide-open-throttle sputter\u003c\/li\u003e \u003cli\u003eDirect swap when a torn accelerator pump diaphragm causes rich-running conditions\u003c\/li\u003e \u003cli\u003eMounting on farm and ranch utility quads experiencing altitude-related air-fuel imbalance\u003c\/li\u003e \u003cli\u003eRefurbishment of hunting and trail rigs where float needle seepage causes fuel-fouled spark plugs\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eTechnical Specifications\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number(s):\u003c\/strong\u003e 16100-HM8-A63\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThrottle Bore Diameter:\u003c\/strong\u003e 32mm\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBody Material:\u003c\/strong\u003e Cast Aluminum Alloy with Clear Anodized Finish\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eChoke Type:\u003c\/strong\u003e Cable-Operated Plunger Circuit\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eJet Material:\u003c\/strong\u003e Brass\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFuel Inlet Configuration:\u003c\/strong\u003e Single Spigot, Side-Entry\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSlide Actuation:\u003c\/strong\u003e Direct Cable Linkage\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e \u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Do I need to adjust the air-fuel mixture screw before installing this carburetor? \u003cstrong\u003eA:\u003c\/strong\u003e The mixture screw is preset at the factory to a base setting, but a fine-tune adjustment is recommended once the engine reaches operating temperature to compensate for altitude and exhaust variations.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Does this carburetor include the intake manifold boot and mounting hardware? \u003cstrong\u003eA:\u003c\/strong\u003e This listing covers the carburetor assembly only; the intake manifold boot, gaskets, and mounting hardware are sold separately and must be torqued to factory service manual specifications.\u003c\/p\u003e \u003cp\u003e\u003cem\u003eProduct appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.\u003c\/em\u003e\u003c\/p\u003e ```","brand":"DURAFORCE","offers":[{"title":"Default Title","offer_id":53679703949585,"sku":"ZZ3A00191","price":59.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0250\/2446\/2929\/files\/57_47eee274-522c-48d6-bb7c-e47885d7e1b5.jpg?v=1781653893","url":"https:\/\/www.duraforce.com\/products\/carburetor-for-honda-trx300fw-fourtrax-300-350-foreman-400-450-rancher-350","provider":"DURAFORCE","version":"1.0","type":"link"}