€449.00
Polini Crankshaft Evolution MBK Nitro / Aeroxfor 12mm piston pin for Minarelli horizontal LC / AC racing and “Hyper Racing” engines.
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 |
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