{"product_id":"gy6-50cc-100cc-high-performance-racing-camshaft-for-139qmb-engine","title":"GY6 50cc-100cc High Performance Racing Camshaft for 139QMB Engine","description":"\u003ch2 data-path-to-node=\"4\"\u003eProduct Overview\u003c\/h2\u003e\n\u003cp data-path-to-node=\"5\"\u003eTake your small-displacement engine to the next level with this \u003cb data-path-to-node=\"5\" data-index-in-node=\"64\"\u003eHigh Performance Racing Camshaft\u003c\/b\u003e. Specifically engineered for \u003cb data-path-to-node=\"5\" data-index-in-node=\"126\"\u003eGY6 50cc, 60cc, 80cc, and 100cc\u003c\/b\u003e engines, this upgrade is a must-have for anyone installing a Big Bore Kit. By optimizing valve lift and duration, it allows your engine to breathe better, delivering significantly improved acceleration and higher top-end RPMs.\u003c\/p\u003e\n\u003ch2 data-path-to-node=\"6\"\u003eProduct Compatibility\u003c\/h2\u003e\n\u003cp data-path-to-node=\"7\"\u003eOptimized for the 139QMB\/139QMA engine series, the standard 4-stroke power plant for small scooters and ATVs.\u003c\/p\u003e\n\u003ctable data-path-to-node=\"8\" style=\"width: 99.9589%;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 19.872%;\"\u003e\u003cstrong\u003eVehicle Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 80.0301%;\"\u003e\u003cstrong\u003ePopular Compatible Brands \u0026amp; Models\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 19.872%;\"\u003e\u003cspan data-path-to-node=\"8,1,0,0\"\u003e\u003cb data-path-to-node=\"8,1,0,0\" data-index-in-node=\"0\"\u003eScooter \/ Moped\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 80.0301%;\"\u003e\u003cspan data-path-to-node=\"8,1,1,0\"\u003eTaoTao, Jonway, Roketa, Wolf, VIP Future Champion, Kymco (50cc Models)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 19.872%;\"\u003e\u003cspan data-path-to-node=\"8,2,0,0\"\u003e\u003cb data-path-to-node=\"8,2,0,0\" data-index-in-node=\"0\"\u003eATV \/ Go Kart\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 80.0301%;\"\u003e\u003cspan data-path-to-node=\"8,2,1,0\"\u003e50cc-100cc Chinese Quads, Kids Go Karts, 4-Stroke Pocket Bikes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 19.872%;\"\u003e\u003cspan data-path-to-node=\"8,3,0,0\"\u003e\u003cb data-path-to-node=\"8,3,0,0\" data-index-in-node=\"0\"\u003eEngine Series\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 80.0301%;\"\u003e\u003cspan data-path-to-node=\"8,3,1,0\"\u003eGY6 50cc, 60cc, 80cc, 100cc (139QMB \/ 139QMA)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 19.872%;\"\u003e\u003cspan data-path-to-node=\"8,4,0,0\"\u003e\u003cb data-path-to-node=\"8,4,0,0\" data-index-in-node=\"0\"\u003eFitment Note\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 80.0301%;\"\u003e\u003cspan data-path-to-node=\"8,4,1,0\"\u003eDesigned for 4-Stroke engines only; Includes premium \"XS\" bearings.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2 data-path-to-node=\"10\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable data-path-to-node=\"11\" style=\"width: 99.9589%; height: 117.5px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"height: 19.5833px;\"\u003e\n\u003ctd style=\"width: 19.791%; height: 19.5833px;\"\u003e\u003cstrong\u003eComponent\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 49.081%; height: 19.5833px;\"\u003e\u003cstrong\u003eMetric Measurement\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 27.7156%; height: 19.5833px;\"\u003e\u003cstrong\u003eImperial Measurement\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5833px;\"\u003e\n\u003ctd style=\"width: 19.791%; height: 19.5833px;\"\u003e\u003cspan data-path-to-node=\"11,1,0,0\"\u003e\u003cb data-path-to-node=\"11,1,0,0\" data-index-in-node=\"0\"\u003eTotal Length\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 49.081%; height: 19.5833px;\"\u003e\u003cspan data-path-to-node=\"11,1,1,0\"\u003e69mm\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 27.7156%; height: 19.5833px;\"\u003e\u003cspan data-path-to-node=\"11,1,2,0\"\u003e\u003cspan class=\"math-inline\" data-math=\"2.72\" data-index-in-node=\"0\"\u003e2.72\"\u003c\/span\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5833px;\"\u003e\n\u003ctd style=\"width: 19.791%; height: 19.5833px;\"\u003e\u003cspan data-path-to-node=\"11,2,0,0\"\u003e\u003cb data-path-to-node=\"11,2,0,0\" data-index-in-node=\"0\"\u003eTeeth Count\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 49.081%; height: 19.5833px;\"\u003e\u003cspan data-path-to-node=\"11,2,1,0\"\u003e34 Teeth (Lightweight Sprocket)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 27.7156%; height: 19.5833px;\"\u003e\u003cspan data-path-to-node=\"11,2,2,0\"\u003e--\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5833px;\"\u003e\n\u003ctd style=\"width: 19.791%; height: 19.5833px;\"\u003e\u003cspan data-path-to-node=\"11,3,0,0\"\u003e\u003cb data-path-to-node=\"11,3,0,0\" data-index-in-node=\"0\"\u003eEngine Platform\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 49.081%; height: 19.5833px;\"\u003e\u003cspan data-path-to-node=\"11,3,1,0\"\u003eGY6 50cc - 100cc\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 27.7156%; height: 19.5833px;\"\u003e\u003cspan data-path-to-node=\"11,3,2,0\"\u003e--\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5833px;\"\u003e\n\u003ctd style=\"width: 19.791%; height: 19.5833px;\"\u003e\u003cspan data-path-to-node=\"11,4,0,0\"\u003e\u003cb data-path-to-node=\"11,4,0,0\" data-index-in-node=\"0\"\u003eBearing Type\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 49.081%; height: 19.5833px;\"\u003e\u003cspan data-path-to-node=\"11,4,1,0\"\u003eHigh-Quality \"XS\" Dual Bearings\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 27.7156%; height: 19.5833px;\"\u003e\u003cspan data-path-to-node=\"11,4,2,0\"\u003e--\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5833px;\"\u003e\n\u003ctd style=\"width: 19.791%; height: 19.5833px;\"\u003e\u003cspan data-path-to-node=\"11,5,0,0\"\u003e\u003cb data-path-to-node=\"11,5,0,0\" data-index-in-node=\"0\"\u003eMaterial\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 49.081%; height: 19.5833px;\"\u003e\u003cspan data-path-to-node=\"11,5,1,0\"\u003eHardened Alloy Steel \/ Aluminum Sprocket\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 27.7156%; height: 19.5833px;\"\u003e\u003cspan data-path-to-node=\"11,5,2,0\"\u003e--\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2 data-path-to-node=\"13\"\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli data-path-to-node=\"14,0,0\"\u003e\n\u003cb data-path-to-node=\"14,0,0\" data-index-in-node=\"0\"\u003eRacing-Spec Performance:\u003c\/b\u003e Optimized cam lobes provide increased valve lift, enhancing intake and exhaust flow for a noticeable boost in horsepower and torque.\u003c\/li\u003e\n\u003cli data-path-to-node=\"14,1,0\"\u003e\n\u003cspan class=\"citation-181\"\u003e\u003c\/span\u003e\u003cb data-path-to-node=\"14,1,0\" data-index-in-node=\"0\"\u003e\u003cspan class=\"citation-181\"\u003eLightweight Sprocket Design:\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-181 citation-end-181\"\u003e Features a precision-engineered 34-teeth lightweight sprocket to reduce rotational mass, allowing for faster throttle response and quicker revving.\u003csup class=\"superscript\" data-turn-source-index=\"1\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\n\u003c\/li\u003e\n\u003cli data-path-to-node=\"14,2,0\"\u003e\n\u003cb data-path-to-node=\"14,2,0\" data-index-in-node=\"0\"\u003ePremium \"XS\" Bearings:\u003c\/b\u003e Equipped with high-speed \"XS\" bearings that offer superior durability and smooth operation, even at sustained high RPMs.\u003c\/li\u003e\n\u003cli data-path-to-node=\"14,3,0\"\u003e\n\u003cb data-path-to-node=\"14,3,0\" data-index-in-node=\"0\"\u003eBig Bore Compatibility:\u003c\/b\u003e The perfect companion for 80cc and 100cc upgrades, ensuring the valvetrain can keep up with increased displacement needs.\u003c\/li\u003e\n\u003cli data-path-to-node=\"14,4,0\"\u003e\n\u003cb data-path-to-node=\"14,4,0\" data-index-in-node=\"0\"\u003eAdvanced Material Build:\u003c\/b\u003e Constructed from high-strength materials to prevent lobe wear and ensure long-term timing accuracy in high-performance setups.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GOOFIT","offers":[{"title":"Default Title","offer_id":54473360998568,"sku":"Q001-079","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0728\/9821\/6104\/files\/Camshaft-For-60cc-80cc-100cc-139QMB-139QMA-Engine-0.jpg?v=1770784015","url":"https:\/\/goofitmoto.com\/products\/gy6-50cc-100cc-high-performance-racing-camshaft-for-139qmb-engine","provider":"GOOFIT Moto","version":"1.0","type":"link"}