Polini crankshafts are of full mass which gives improvements in compression building more power. the kits are made from the highest quality materials allowing them to be used with the most powerful cylinders with expected rpm ranges up to 15,000 +

This full circle crank features silver bearings, high primary compression (HPC), reduced weight and high primary compression.

10mm gudgeon pin.

Polini PO210.0006

• MBK Nitro 50
• Yamaha Aerox 50
• Yamaha Jog (all)
• Yamaha Neos 50 (2-stroke)
• Malaguti 50cc F10,F12,F15