Zylinderkit R-SETUP Racing 70cc for lying AC Minarelli With the R setup, we offer you a new, exclusive high-end air-cooled cylinders. He is the current counterpart to the famous AC-cylinders of Polini and Malossi and gives you the opportunity, with your air-cooled front with Scoot to be there. Coated 47.6 mm pistons with 12mm-diameter piston pin, 2-divided coated exhaust and red head are the main features of the cylinder. As with all cylinders of high-class should also comply with the high-end components such as exhaust, large carburetor, drive and the appropriate course of a 12mm-Racing wave ^^^^^^^^ scooter atacks description(google translation) single ring piton