This cast cylinder, which is supplied with the matching cylinder head, fits all Piaggio Ciao, Bravo 1 and Boxer mopeds.
Racing version from Polini. This cylinder is the revised version of the older 43mm cylinder kit from Polini.
Better timing and larger overflow channels make this racing cylinder even more powerful.
Excellent workmanship and durability, combined with an exceptional price-performance ratio make this cylinder one of the most popular on the market.
The piston pin has a diameter of 10 mm.
We can also offer you this cylinder kit without cylinder head, or with 12 mm piston pin diameter.
Quality product from the Italian manufacturer Polini.
Manufacturer: Polini · Material: Aluminum · Ø cylinder: 38.4 - 43 mm · Camouflaged: No · Candle thread: long · Decompressor: Yes · Total length: 118 mm · Width: 85 mm · Height: 58 mm · Area of application: Tuning
Hole pattern [mm]: 55 x 34 · Manufacturer: Polini · Material: Gray cast iron · Surface: sandblasted · Displacement: 63 ccm · Crankshaft stroke: 43 mm · Nominal diameter: 43 mm · Ø cylinder neck: 45.7 mm · Ø Outlet outside: 22.4 mm · Ø outlet inside: 18.1 mm · Ø piston pin (B): 10 mm · Outlet type: clamped · Number of fixing points: 3 pcs · Decompressor: Yes · Camouflaged: No · Area of application: Tuning
| Manufacturer | Polini |
| Material | Gray cast iron |
| Camouflaged | No |
| Surface | sandblasted |
| Displacement | 63 ccm |
| Area of application | Tuning |
| Crankshaft stroke | 43 mm |
| Nominal diameter | 43 mm |
| Ø cylinder neck | 45.7 mm |
| Ø Outlet outside | 22.4 mm |
| Ø outlet inside | 18.1 mm |
| Number of fixing points | 3 pcs |
| Ø piston pin (B) | 10 mm |
| Hole pattern [mm] | 55 x 34 |
| Outlet type | clamped |
| Decompressor | Yes |
| Piaggio | Ciao - P , SC , PX , C24 Bravo / Super Bravo Boxer |
Ratings
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Polini piston 43 mm (10 mm KoBo) | Piaggio Ciao, SI, Bravo, Boxer
Nominal diameter: 43 mm · Manufacturer: Polini · Ø outside piston (A): 42.94 mm · Compression height (C): 26.4 mm · Curvature (D): 2.55 mm · Total piston height (E): 50.5 mm · Number of piston rings (F): 2 pcs · Piston ring mold: Rectangular ring · Piston ring impact: Flank safety device (FS) · Piston ring height: 1.5 mm · Ø piston pin (B): 10 mm · Weight piston kit: 83 g
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