Polini Contessa Big Bore Kit (72cc); Yamaha Zuma 50 2T Horiz

Polini Contessa Big Bore Kit (72cc); fits Yamaha Zuma 50 2T Horiz Polini has become the leader in Italian racing cylinder kits. and Their entry level Contessa options are relatively easy to install, tune, and improve the performance of your scooter. and This 72cc kit for the fits Yamaha Zuma and BW 50cc Horizontal Engine is the ideal starter big bore kit for someone looking to get significant gain without excess tuning time.