Description
White Doppler thrust spring (Soft) Minarelli COIL It is blue in color It is blue in color and fits the Yamaha Bws Zuma 50F & Yamaha Bws Zuma 50FX 2012+ 50cc 4 stroke models The Yasuni Carrera 40 exhaust is specially designed for scooters with 95cc 100cc cylinders the vario does not move smoothly through the ideal RPM range The spring transmits pressure to the engine torque and therefore significantly influences the variator's shifting characteristics