{"product_id":"tfc-forged-aluminum-pulley-set-gy6-1200-1240","title":"TFC Forged Aluminum Performance Variator Kit - GY6 125-170cc","description":"\u003cp\u003eThe \u003cstrong\u003eTFC Performance Variator Set\u003c\/strong\u003e is a premium, race-grade transmission upgrade for 125cc to 170cc GY6 engines. Engineered in Taiwan, this kit replaces your heavy stock front pulley with a lightweight, forged aluminum assembly designed to reduce rotational mass and significantly improve throttle response.\u003c\/p\u003e\u003cp\u003eThe variator features a specialized \u003cstrong\u003ePTFE coating\u003c\/strong\u003e to minimize roller friction and heat, while the CNC-machined grooved sidewalls increase airflow to keep your CVT belt running cooler for longer. This kit is \"tuner-ready,\" including three different sets of roller weights so you can perfectly balance your scooter for off-the-line torque or maximum top-end speed.\u003c\/p\u003e\u003ch3\u003ePerformance Kit Includes:\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eForged Aluminum Variator:\u003c\/strong\u003e Features sidewall cooling grooves and a Red Teflon friction-reduction coating.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCNC Drive Face:\u003c\/strong\u003e Lightweight, forged aluminum with a high-polish multicolor finish.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3 Sets of Roller Weights:\u003c\/strong\u003e Includes 10g, 11g, and 12g rollers for precision tuning.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e15% Stiffer Torque Spring:\u003c\/strong\u003e Increases belt tension to prevent slippage during hard acceleration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation Hardware:\u003c\/strong\u003e Includes forged ramp plate, sliders, 14mm aluminum nut, and washers.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications:\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e CNC-Machined Forged Aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine Type:\u003c\/strong\u003e GY6 4-Stroke (125cc \/ 150cc \/ 170cc)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpline Count:\u003c\/strong\u003e Standard 19-Spline GY6 Crankshaft\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Made in Taiwan\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cem\u003e\u003cstrong\u003eTech Tip:\u003c\/strong\u003e For the best results, start with the 11g \"middle\" weights. If you want more hill-climbing power, switch to the 10g rollers. If you want lower cruising RPMs and more top speed, use the 12g rollers. Always use a calibrated torque wrench for the 14mm variator nut.\u003c\/em\u003e\u003c\/p\u003e\u003ch3\u003eDetailed Fitment \u0026amp; Compatibility:\u003c\/h3\u003e\u003cp\u003eThis performance set is a direct bolt-on for the \u003cstrong\u003e152QMI, 157QMJ, and 161QMK\u003c\/strong\u003e engine platforms, including:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Scooter Co:\u003c\/strong\u003e Buddy 125\/150\/170i, Hooligan 170i, Blur 150\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWolf Brand Scooters:\u003c\/strong\u003e EX-150, Lucky II, Jet II, Rugby 150\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTao Motor \/ TaoTao:\u003c\/strong\u003e Powermax 150, Lancer 150, Quantum 150\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIce Bear:\u003c\/strong\u003e Maddog 150, Rocket 150\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePolaris:\u003c\/strong\u003e RZR 170 (Side-by-Side)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBintelli:\u003c\/strong\u003e Scorch, Havoc, Valor 150\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVarious 150-170cc Models by: \u003c\/strong\u003eHHH, Trailmaster, X-Pro, Amigo Vitacci\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003e157QMJ-based 125cc \/ 150cc \/ 169cc engines with the following engine codes:\u003c\/strong\u003e\u003c\/p\u003e\u003ctable style=\"width: 87.0908%; height: 92.3125px;\" height=\"100\" width=\"463\"\u003e\u003ctbody\u003e\n\u003ctr style=\"height: 26.5625px;\"\u003e\n\u003ctd style=\"width: 24.7892%; height: 26.5625px;\"\u003e157QMJ\u003c\/td\u003e\n\u003ctd style=\"width: 24.7892%; height: 26.5625px;\"\u003e161QMK\u003c\/td\u003e\n\u003ctd style=\"width: 24.7892%; height: 26.5625px;\"\u003e152QMI\u003c\/td\u003e\n\u003ctd style=\"width: 24.7892%; height: 26.5625px;\"\u003e1P61QMK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 26.5625px;\"\u003e\n\u003ctd style=\"width: 24.7892%; height: 26.5625px;\"\u003eYN1P57QMJ\u003c\/td\u003e\n\u003ctd style=\"width: 24.7892%; height: 26.5625px;\"\u003e1P52FMI\u003c\/td\u003e\n\u003ctd style=\"width: 24.7892%; height: 26.5625px;\"\u003e154FMI\u003c\/td\u003e\n\u003ctd style=\"width: 24.7892%; height: 26.5625px;\"\u003eJJ157QMJ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 24.7892%; height: 39.1875px;\"\u003e1P57QMJ\u003c\/td\u003e\n\u003ctd style=\"width: 24.7892%; height: 39.1875px;\"\u003eBN157QMJ\u003c\/td\u003e\n\u003ctd style=\"width: 24.7892%; height: 39.1875px;\"\u003eBN161QMK-A\u003c\/td\u003e\n\u003ctd style=\"width: 24.7892%; height: 39.1875px;\"\u003eOther QMJ, QMK, and QMI models\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eDon't see your engine listed? If the engine code includes \"QM\" or \"FM\" along with a \"5\" or \"6\", this product is compatible with your vehicle.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAbout TFC:\u003c\/strong\u003e Since 2007, Taiwan Factory Champion (TFC) has been at the forefront o\u003c\/p\u003e","brand":"TFC","offers":[{"title":"Default Title","offer_id":46761906405656,"sku":"1200-1240","price":179.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0782\/1728\/1816\/products\/1200-1240_c7341f7f-4cae-475b-9841-baa461a092bc.jpg?v=1695335834","url":"https:\/\/www.scooterworks.com\/products\/tfc-forged-aluminum-pulley-set-gy6-1200-1240","provider":"Scooterworks USA, LLC","version":"1.0","type":"link"}