Polini Sport 177cc cylinder kit for Vespa PX125-150cc scooters.

The classic cast iron kit from Polini is perfect for everyday use. This kit can be used with a 60mm long stroke crankshaft to achieve 187cc. The triple boost port makes this a 7 transfer port kit, the exhaust port has been worked to match. With the right transmission setup this kit is perfect for touring.

Included: cylinder, head, gasket set & piston kit.

Polini 140.0080