Compatible with GY6 49cc and 50cc engines commonly found in and mopeds fitment for a wide range of models
Designed specifically for use with 139QMB and 139QMA engine types providing integration into existing drivetrain systems
Includes complete variator kit with front clutch drive pulley and roller weights for balanced performance and smooth acceleration
Engineered to enhance power transfer efficiency and optimize engine response during start-up and mid-range riding conditions
Suitable for various popular scooter brands including SUNL models making it a versatile upgrade or replacement option
وصف
GY6 49cc 50cc Scooter Moped Variator Kit Front Clutch Drive Pulley with Roller weights 139QMB 139QMA SUNL Drive face is plastic with a metal gear tab for the spline shaft Drive face center hole has 26 teeth compatible with spline shaft Drive face hole diameter is 14mm (0.55 inches) Drive face diameter is 9.06cm (3.57 inches) Variator face diameter is 8.77cm (3.45 inches) Roller width is 13mm (0.5 inches) Roller outer diameter is 16mm (0.63 inches) Roller inner diameter is 9.45mm (0.37 inches) Includes 6.5 gram roller weights This variator kit fits various scooter and moped models using GY6 engines including those with 139QMA, 139QMB, and similar engine types commonly found in 49cc and 50cc applications