Cylinder kits

Cylinder Polini Evolution 3 70cc piston pin=10mm Yamaha Aerox / MBK Nitro

Cylinder Polini Corsa 70cc cast iron Yamaha BW's / Slider

Cylinder Polini Corsa 70cc cast iron Suzuki Street Magic / Italjet Formula AC

Cylinder Polini Sport 70cc Minarelli vertical
