POLINI chrome segment Ø40 X 1.26mm for 50cc kit on vertical, horizontal minarelli scooter ...

Here is the POLINI segment in high quality chrome domed pre-ground replacement steel for 50cc kits on vertical (booster, stunt ...) and horizontal (nitro, ovetto ...) scooter minarelli. Ø40mm by trapezoidal 1.26mm thickness (lug at the bottom). Mounts at the top of the piston (also exists in standard version for the bottom). Ideal to restore compression to your high engine.

We also have Ø40.4 and 40.8mm versions for your pistons on the reaming side if you have rebored your cylinder!