Piston bi segments POLINI Racing cast iron for Ø57mm 130cc POLINI Racing kit on scooter VESPA PRIMAVERA, PK, ETS, ET3 125cc

Here is the high-end replacement piston by POLINI Racing for the high engine kit Ø57mm 130cc POLINI Racing cast iron, high silicon content with low domed cap for more pre compression, it has a specific preparation / opening on the rear skirt for a better filling of the admission and thus allows to have a better sweeping.

Available in 3 ribs: Ø57mm (base size); Ø57.4 and Ø57.8mm (for re-bored cylinder).

Mounts on :

-VESPA 125cc ET3
-VESPA 125cc ETS
-VESPA 125cc PK
-VESPA 125cc PRIMAVERA
-VESPA 125cc XL