Vespa PK 125cc Primavera ET3 135cc POLINI Reed Evolution Cylinder Kit Carburettor Fuel Pumps / Taps CPI GTR 50

CPI GTR 50

GILERA 180 / 200

8mm stroke crank

Includes Trunnion and Earth Wire

Vespa PK 125cc Primavera ET3 135cc POLINI Reed Evolution Cylinder Kit Carburettor Fuel Pumps / Taps CPI GTR 50Vespa Cylinder Kit Polini 135cc Evolution Alloy with new design Cylinder Head Reed Valve Induction 57mm Bore Polini has designed a new Evolution kit with reed valve induction. This creates an engine that is really powerful in every kind of driving condition including racing. The "Reed Evolution" kit includes cylinder, piston, head, reed valve intake manifold and a gasket kit. The reed valve has 6 carbon flaps on 0. 4mm thicknessand the geometry of the