€489.00
High-end tuning made in Italy: Polini Crankshaft Evolution P.R.E. 70cc Piaggio Zip, with 25mm journals and 85mm connecting rod (39.9mm stroke).
Polini introduced their outstanding P.R.E. racing kit (Polini Racing Engine), and this is the Crankshaft P.R.E. 70cc Piaggio Zip to go with it. The crankshaft was specifically designed for the 70cc high-end racing cylinders, with standard (39.9mm) stroke and 85mm connecting rod. The full-circle crankshaft is equipped with counterweight inserts and comes with a reinforced connecting rod. The variator-side spline is smooth (16mm). Also included is a 12x17x15mm small end bearing, the main bearings and oil seals are not included, though.
| Crankshaft Polini Evolution P.R.E. 70cc Piaggio Zip | |
|---|---|
| Weight | 1,80 kg |
| Series | P.R.E. |
| Brand | Polini |
| Product type | Crankshaft |
| Tuning level | High-end |
| Piston pin | 12 mm |
| Needle bearing | 12x17x15mm |
| Stroke | Original |
| Conrod length | 85 mm |
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