Amazon.com: Glixal ATKS-041 High Performance Racing Variator Kit with 6.5 gram Roller Weights for Chinese Scooter Moped ATV 4-Stroke GY6 50cc 80cc 100cc 139QMB 139QMA Engine Front Clutch : Automotive
Amazon.com: Complete Variator Kits Compatible with GY6 125cc/150cc 152QMI/157QMJ ENGINE with 743-20-30 Belt, Assembly for 4-Stroke Engine Scooter ATV and Gokart 150cc Performance Parts : Automotive