Cylinder Kit Polini Sport 70cc (Bws/Zuma) Minarelli 4T

Concretely your machine will gain in acceleration and recovery, the top speed will be slightly increased due to the increase in engine torque. The Polini Alu 66cc MBK Booster X 50cc 4-Stroke / Ovetto / Neo's 50cc 4-Stroke LC piston cylinder is intended to be mounted with your original cylinder head which must therefore be kept.

Concretely, your machine will gain in acceleration and recovery, the top speed will be slightly increased due to the increase in engine torque. The Polini Alu 66cc MBK Booster