50mm Speed Engine Electronic Crankcase for Piaggio - Polini
The Polini Speed Engine 50mm crankcase with electronic ignition is compatible with Piaggio Si and suitable for mounting with original or oversized cylinders with Ø 41-43-46 pistons.
Advantages:
- Compatible with Piaggio Si.
- Can be used with original or oversized cylinders with Ø 41-43-46 pistons.
- In the electronic ignition version, timing does not require tuning.
Compatibility:
- Piaggio Si