Polini EVO REED racing crankshaft, suitable for your Piaggio Ciao, SI, Bravo and Grillo moped / moped in combination with the Polini EVO REED engine housing.
The finely balanced tuning crankshaft fits all cylinder kits with 12 mm piston pins, whereby the focus is on the Polini EVO 47 mm cylinder kit.
The quality of the workmanship and the steel used is exceptionally high, which ensures impressive durability.
The crankshaft stub has been reinforced and fitted with an M10 fine thread.
No shim needs to be inserted between the racing crankshaft and its main bearings for installation.
Note: Use with the Malossi MP-One racing gear has not been tested by us.
A matching crescent, ball bearings and other add-on parts can be found in the accessories section.
Quality product from the Italian manufacturer Polini.
| Dimension needle bearing | 12 / 15 x 14.7 mm (axe 12) |
| Manufacturer | Polini |
| Material | Steel |
| Area of application | High End, Tuning, Racing |
| Cheek type | Full cheeks |
| Crankshaft stroke | 43 mm |
| Ø coupling pin / vario pin | 12 mm |
| Ø piston pin (B) | 12 mm |
| Connecting rod length center-center | 87 mm |
| Total length crankpin ignition side | 105 mm, 91.5 mm |
| Ø crank webs | 70 mm |
| Ø Connecting rod eye | 15 mm |
| Bearing seat right | 15 mm |
| Weight | 784 g |
| Ø Bearing seat (ignition side) | 15 mm |
| Thread type | MF10x1.25 (fine pitch thread) |
| Thread length | 14 mm |
| Wide crank webs | 32.6 mm |
| Length 1st paragraph | 21 mm |
| Length 2nd paragraph | 44.7 mm |
| Length 3rd paragraph | 64 mm |
| Ø 1st step (on the coupling side) | 15 mm |
| Ø 2nd shoulder (on the clutch side) | 14.4 mm |
| Ø 3rd step (on the clutch side) | 12 mm |
| Number of gears | 1 pcs |
| Piaggio | Ciao - P , SC , PX , C24 Si Bravo / Super Bravo Grillo |
Ratings
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Polini 47 mm cylinder kit EVO 12 mm KoBo | Piaggio Ciao, SI, Bravo, Boxer
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