Cylinder Kit Polini Evolution 75Cc 12Mm Pin Piaggio Ciao

Cylinder 75 Polini Evolution Piaggio Ciao Polini Evolution 75cc cylinder for Piaggio Ciao and Piaggio Bravo, which increases the displacement from 50cc to 75cc. The cylinder has a displacement of 74.6cc with a bore of 47mm and a stroke of 43mm. Polini has designed the cylinder like a racing cylinder; in addition to its great performance-enhancing effect, it is made of aluminum, which is known for optimized heat dissipation, and is equipped with a 2-ring piston. Polini recommends combining this cylinder with a Polini Evolution crankshaft. ATTENTION: The carburetor must be readjusted! It is best to purchase different main and idle jets. Features Polini Evo 75 cylinder Piaggio Ciao : Displacement: 75 ccm Stroke: 43 mm Aluminum cylinder Mounting: 4 bolts Compression ratio: 13:1 Recommended squish clearance: 0.8 mm For Piaggio mopeds Pro tip: To get the best out of the kit, you should also use a sports exhaust and a carburetor with a larger diameter.