Polini Hi-Speed Variator Kit for Yamaha Zuma 50cc

Polini Performance Transmission Kit for Yamaha Zuma and Long Case Minarelli 50cc 2 Stroke Scooters. Includes Variator, Ramp Plate, Slides, Variator Boss, Roller Weights in 5.6g and 6.9g, Reinforced Clutch Springs, Torque Springs in 22kg and 28kg and a Drive Belt size 750-16.8-30. Also fits Yamaha Jog, Malaguti F12 and F15 and Pre-2000 Aprilia SR50 Scooters.Please see our Warranty & Returns Policy. Includes: Variator, Ramp Plate, Slides, Variator Boss, Roller Weights in 5.6g and 6.9g, Reinforced Clutch Springs, Torque Springs in 22kg and 28kg and Drive Belt size 750x16.8x30.