It was developed to go with Polini’s 70cc Evolution cylinders. This version has a standard 40mm stroke and an 85mm connecting rod for 12mm piston pin. Full-circle crankshaft (with counterweight inserts) with special reinforced TiN-coated connecting rod and a 16mm smooth spline (variator-side).
For MBK Nitro / Aerox / 12mm piston pin.
Small end bearing is included, main bearings and seals are not included.
Polini Crankshaft Evolution 2010 conrod=85mm / piston pin=12mm Yamaha Aerox / MBK Nitro | |
---|---|
Weight | 1,52 kg |
Series | Evolution |
Brand | Polini |
Product type | Crankshaft |
Tuning level | High-end |
Piston pin | 12 mm |
Stroke | Original |
Conrod length | 85 mm |
There are no reviews yet.