Gruppo Termico Polini 65cc, Ghisa grigia, “Sport”, D.43mm, Spinotto Pistone 12mm, Piaggio Ciao / Ciao PX

Polini 65cc Cast Iron Cylinder Kit "Sport", d=43mm / piston pin = 12mm Piaggio Ciao / Ciao PX for Piaggio Ciao and PX 50cc.

The kit includes cylinder, piston (with piston rings, 12mm piston pin and circlips), high-compression cylinder head (d=43mm) and gaskets for mounting.

Note: small end bearing is not included and has to be ordered separately.