70cc Cylinder Kit – Air-Cooled – Minarelli Vertical – BWS / Slider / SR

Description

70cc air-cooled cylinder kit designed for Minarelli Vertical 2-stroke engines, offering increased displacement, torque, and overall performance – ideal for riders looking to upgrade from the stock 50cc setup.

Perfect fit for scooters such as Yamaha BWS (Booster), MBK Slider, and Aprilia SR (older Minarelli vertical models). This kit includes everything needed for installation: cylinder, piston, piston rings, wrist pin, clips, and gaskets.

Compatible with:
– Yamaha BWS / Booster (vertical Minarelli, air-cooled)
– MBK Booster / Slider
– Aprilia SR (with Minarelli vertical AC engine – pre-2003)
– Other scooters with Minarelli Vertical AC 50cc 2T engines