SP 1109159 POLINI Maxi Speed 3G Race Centrifugal Clutch passend fuerSP 1109159 POLINI Maxi Speed 3G Race Centrifugal Clutch passend fuer Studied to resist to the stresses coming from the Maxi scooters transmissions and to the strains when starting, it is designed with three centrifugal shoes for more friction uniformity and for being perfectly equilibrated. Polini For Race 3G Maxi Speed clutch is adjustable and can be calibrated to achieve the best setting both for a touring or racing use. The adjustment can be made