Polini Contessa 2T Big Bore Kit (72cc, Vertical); Zuma Verti 66mm 835 x 17 x 28

835 x 17 x 28

If you have a late Rally

Cuppini brand Italian accessory

Elite 250 (CH250) Kymco People 150

Note: not compatible with GS models that have a tapered shaft

Polini Contessa 2T Big Bore Kit (72cc, Vertical); Zuma Verti 66mm 835 x 17 x 28Polini has become the leader in Italian racing cylinder kits. Their entry level Contessa options are relitively easy to install, tune, and improve the performance of your scooter. This 72cc kit for the 2T Yamaha Zuma Vertical Engine is the ideal starter big bore kit for someone looking to get significant gain without excess tuning time. Don't forget to properly break in your big bore kit and add about an ounce of 2 stroke oil to your gas tanks. 50cc