For: Piaggio

19731

Polini Racing 43 mm cylinder kit incl. head 12 mm KoBo | Piaggio SI, Bravo, Grillo

CHF 239.90

Incl. VAT, plus shipping costs

in stock

Only 6 pieces left.

This cast cylinder, which is supplied with the matching cylinder head, fits Piaggio Si, Bravo 2 and 3 as well as Grillo mopeds / 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 12 mm.

We can also offer you this cylinder kit without cylinder head, or with 10 mm piston pin diameter.

Quality product from the Italian manufacturer Polini.

The set includes the following fixed parts:

Polini cylinder head for 41 - 43 mm cylinder kit | Piaggio SI

For: Piaggio

Polini cylinder head for 41 - 43 mm cylinder kit | Piaggio SI

19723

Manufacturer: Polini · Ø cylinder: 41 - 43 mm · Area of application: Racing

Polini Racing 43 mm cylinder kit without head 12 mm KoBo | Piaggio Ciao, SI, Bravo, Boxer

For: Piaggio

Polini Racing 43 mm cylinder kit without head 12 mm KoBo | Piaggio Ciao, SI, Bravo, Boxer

19727

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): 12 mm · Outlet type: clamped · Number of fixing points: 3 pcs · Decompressor: Yes · Camouflaged: No · Area of application: Tuning

Details

Nominal diameter43 mm
ManufacturerPolini
MaterialGray cast iron
Surfacesandblasted
Displacement63 ccm
Crankshaft stroke43 mm
Ø cylinder neck45.7 mm
Ø Outlet outside22.4 mm
Ø outlet inside18.1 mm
Ø piston pin (B)12 mm
Outlet typeclamped
Hole pattern [mm]55 x 34
Number of fixing points3 pcs
DecompressorYes
CamouflagedNo
Area of applicationTuning

Suitable for the following models

Piaggio

Si

Bravo/Superbravo

Grillo

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