Malossi Piston (For 3111393) Vespa S this complete manifold system features
Yard notes & kiln story
Description
Malossi Piston (For 3111393) Vespa S this complete manifold system features this complete manifold system features a smooth internal bore and an enlarged 30mm inlet diameter to significantly boost throttle responsiveness and overall power output on Minarelli engine architectures Bell outer diameter: 137mm Replacement piston for our Malossi kit M 3111393 Not legal for use in California on pollution controlled vehicles