{"product_id":"yd-mjn28-racing-carburetor-28mm","title":"YD-MJN28 Racing Carburetor 28mm for Honda MSX125, Pit Bike \u0026 ATV","description":"\u003ch3 data-section-id=\"1n8lizy\" data-start=\"281\" data-end=\"301\"\u003eProduct Overview\u003c\/h3\u003e\n\u003cp data-start=\"303\" data-end=\"522\"\u003eUpgrade your small-engine performance build with this \u003cstrong data-start=\"357\" data-end=\"387\"\u003eYD-MJN28 Racing Carburetor\u003c\/strong\u003e, designed for Honda MSX125 \/ Grom-style engines, pit bikes, dirt bikes, ATVs, and go-karts using modified 125cc performance platforms.\u003c\/p\u003e\n\u003cp data-start=\"524\" data-end=\"888\"\u003eWith a \u003cstrong data-start=\"531\" data-end=\"554\"\u003e28mm inner diameter\u003c\/strong\u003e, this version is a strong choice for riders who want quicker throttle response, smoother fuel delivery, and improved mid-range acceleration without going too large on carburetor size. The MJN-style fuel needle design helps improve atomization, while the dual stack velocity intake supports faster airflow and cleaner throttle pickup.\u003c\/p\u003e\n\u003cp data-start=\"890\" data-end=\"1060\"\u003eThis carburetor is best suited for \u003cstrong data-start=\"925\" data-end=\"981\"\u003eperformance builds, racing setups, and tuned engines\u003c\/strong\u003e. Proper jetting, intake matching, and tuning may be required for best results.\u003c\/p\u003e\n\u003ch3 data-section-id=\"20ibs3\" data-start=\"1067\" data-end=\"1092\"\u003eProduct Compatibility\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eCategory\u003c\/th\u003e\n\u003cth\u003eFitment\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Model\u003c\/td\u003e\n\u003ctd\u003eHonda MSX125 \/ Grom-style engines\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngine Type\u003c\/td\u003e\n\u003ctd\u003eModified 125cc high-performance engines\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVehicle Type\u003c\/td\u003e\n\u003ctd\u003ePit Bike, Dirt Bike, ATV, Go-Kart\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBuild Type\u003c\/td\u003e\n\u003ctd\u003eRacing, Big Bore, Performance Upgrade\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCarburetor Size\u003c\/td\u003e\n\u003ctd\u003e28mm inner diameter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3 data-section-id=\"1yl5694\" data-start=\"1812\" data-end=\"1830\"\u003eSpecifications\u003c\/h3\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable style=\"width: 100%;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"width: 25.6318%;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"width: 74.0072%;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 25.6318%;\"\u003eModel\u003c\/td\u003e\n\u003ctd style=\"width: 74.0072%;\"\u003eYD-MJN28\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 25.6318%;\"\u003eCarburetor Type\u003c\/td\u003e\n\u003ctd style=\"width: 74.0072%;\"\u003eRacing Performance Carburetor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 25.6318%;\"\u003eInner Diameter\u003c\/td\u003e\n\u003ctd style=\"width: 74.0072%;\"\u003e28mm \/ 1.10\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 25.6318%;\"\u003eTechnology\u003c\/td\u003e\n\u003ctd style=\"width: 74.0072%;\"\u003eMJN-style Multiple Jet Needle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 25.6318%;\"\u003eIntake Design\u003c\/td\u003e\n\u003ctd style=\"width: 74.0072%;\"\u003eDual Stack Velocity Intake\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 25.6318%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"width: 74.0072%;\"\u003eHigh-strength alloy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 25.6318%;\"\u003eRecommended Use\u003c\/td\u003e\n\u003ctd style=\"width: 74.0072%;\"\u003eThrottle response \/ street racing \/ modified 125cc builds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 25.6318%;\"\u003eCondition\u003c\/td\u003e\n\u003ctd style=\"width: 74.0072%;\"\u003e100% New\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3 data-section-id=\"1iz91iu\" data-start=\"2217\" data-end=\"2233\"\u003eKey Features\u003c\/h3\u003e\n\u003cul data-start=\"2235\" data-end=\"2751\"\u003e\n\u003cli data-section-id=\"mgzr0a\" data-start=\"2235\" data-end=\"2337\"\u003e\n\u003cstrong data-start=\"2237\" data-end=\"2262\"\u003e28mm Performance Size\u003c\/strong\u003e – Ideal for quicker throttle response and stronger mid-range acceleration.\u003c\/li\u003e\n\u003cli data-section-id=\"dpbl92\" data-start=\"2338\" data-end=\"2427\"\u003e\n\u003cstrong data-start=\"2340\" data-end=\"2369\"\u003eMJN-Style Fuel Technology\u003c\/strong\u003e – Helps improve fuel atomization for smoother combustion.\u003c\/li\u003e\n\u003cli data-section-id=\"3m3r0i\" data-start=\"2428\" data-end=\"2526\"\u003e\n\u003cstrong data-start=\"2430\" data-end=\"2458\"\u003eDual Stack Intake Design\u003c\/strong\u003e – Supports improved airflow velocity and reduced intake turbulence.\u003c\/li\u003e\n\u003cli data-section-id=\"1d0sy77\" data-start=\"2527\" data-end=\"2626\"\u003e\n\u003cstrong data-start=\"2529\" data-end=\"2554\"\u003eRace-Ready Alloy Body\u003c\/strong\u003e – Built for high-RPM, high-heat, and vibration-heavy riding conditions.\u003c\/li\u003e\n\u003cli data-section-id=\"fr3379\" data-start=\"2627\" data-end=\"2751\"\u003e\n\u003cstrong data-start=\"2629\" data-end=\"2664\"\u003eGreat for Modified 125cc Builds\u003c\/strong\u003e – Suitable for MSX125-style engines, pit bikes, ATVs, and go-karts with proper tuning.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eNeed More Top-End Power?\u003c\/h3\u003e\n\u003cp\u003eIf your build uses a larger displacement or big bore engine setup, you may prefer the \u003ca href=\"https:\/\/goofitmoto.com\/products\/yd-mjn30-racing-carburetor-30mm\" target=\"_blank\" title=\"YD-MJN30 Racing Carburetor 30mm for MSX125 Big Bore Pit Bike \u0026amp; ATV\" rel=\"noopener\"\u003eYD-MJN30 30mm Racing Carburetor\u003c\/a\u003e. The 30mm version is designed for higher airflow demand and stronger top-end performance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"GOOFIT","offers":[{"title":"Default Title","offer_id":55543781753000,"sku":"N090-YD28","price":61.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0728\/9821\/6104\/files\/YD-MJN28RacingCarburetor28mmforMSX125PitBikeATV_1.jpg?v=1779415382","url":"https:\/\/goofitmoto.com\/products\/yd-mjn28-racing-carburetor-28mm","provider":"GOOFIT Moto","version":"1.0","type":"link"}