Mazzucchelli SUPER COMPETIZIONE racing crankshaft with large ETS cone.
- Stroke: 51mm
- Kart-style connecting rod for high RPM durability
- 24/35mm ETS cone for maximum durability
The Mazzucchelli racing crankshaft is suitable for the PK 125 ETS engine.
With conversion oil seal and conversion bearing, the crankshaft also fits into all standard Vespa V50, PV 125, and PK 50/80/125 cases.
Mazzucchelli code: AMT178