Description
Vespa 50 Special /PK/N/S Polini crankshaft.
From Polini we present this crankshaft with advanced intake.
You can mount it on both production and stock engines, gaining a substantial intake load.
The connecting rod is CNC machined for greater reliability and to reduce possible engine vibrations as much as possible.
Indispensable to purchase theiR trackto supplement the flywheel side crankpin, otherwise you won't be able to mount the typicalbearingcrankcase needle bearing PK XL.
- Stroke: 43
- Connecting rod: 87mm
- Cone: 20
- Cage: 12x17x16
Valid for Vespa 50 Special, Vespa 50 N, Vespa 50 S, Vespa 50 PK.
Additional Information
| SKU: | 210.0055 |
| Original pin?: | Yes |
| Pin Measure: | 12mm |
| Small End Bearing Measure: | 12x17x15mm |
| Original Course?: | Yes |
| Course: | 43mm |
| Original Connecting Rod?: | Yes |
| Connecting Rod: | 87mm |
| Ø Ignition Axis: | 20mm |
| Ø Drive shaft: | 20mm |
Product Questions
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Good for
| Make | Model |
|---|---|
| Make | Model |
| Vespa clásica | 50 Special |
| Vespa clásica | 50 S |
| Vespa clásica | 50 PK XL |
| Vespa clásica | 50 PK |
| Vespa clásica | 50 HP |
| Vespa clásica | 50 / N |
