This cast iron cylinder, which is supplied with the matching cylinder head, is suitable for Piaggio Si, Bravo 2 and 3 as well as Grillo mopeds.
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.
The set includes the following fixed parts:
Manufacturer: Polini · Ø cylinder: 41 - 43 mm · Area of application: Racing
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: 45.8 mm · Ø Outlet outside: 22.6 mm · Ø outlet inside: 18.4 mm · Ø piston pin (B): 10 mm · Outlet type: clamped · Number of fixing points: 3 pcs · Decompressor: Yes · Camouflaged: No · Area of application: Tuning
Details
Manufacturer | Polini |
Material | Gray cast iron |
Surface | sandblasted |
Displacement | 63 ccm |
Crankshaft stroke | 43 mm |
Nominal diameter | 43 mm |
Ø piston pin (B) | 10 mm |
Number of fixing points | 3 pcs |
Outlet type | clamped |
Decompressor | Yes |
Camouflaged | No |
Area of application | Tuning |
Suitable for the following models
Piaggio | Si Bravo/Superbravo Grillo |
Accessories & related products
Polini piston 43 mm (10 mm KoBo) | Piaggio Ciao, SI, Bravo, Boxer
Manufacturer: Polini · Ø outside piston (A): 42.94 mm · Ø piston pin (B): 10 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 · Nominal diameter: 43 mm · Piston ring mold: Rectangular ring · Piston ring impact: Flank safety device (FS) · Piston ring height: 1.5 mm · Weight: 83 g
EUR 90,10
swiing® ingenious stud bolt M7x120 / Ø 7.3 shank - 10.9 strength
Manufacturer: swiing® ingenious parts · Material: Steel · Surface: blue galvanized · Thread type: M7x1 (standard thread) · Diameter: 7.3 mm · Total length: 120 mm · Strength class: 10.9 · Thread length: 20 mm · Thread length: 30 mm
EUR 5,50
Moped fans like you also bought:
swiing® ingenious puller flywheel | Piaggio Ciao, SI, Bravo, Boxer
Width across flats (trigger): 10 mm · Width across flats (trigger): 18 mm · Width across flats Screw: 19 mm · Manufacturer: swiing® ingenious parts · Area of application: (Dis)assembly tool · Material: Steel · Surface: blackened · Surface: blue galvanized · Thread type: MF12x1.5 (fine pitch thread) · Thread type: MF17x1 (fine pitch thread) · Diameter: 12 mm · Diameter: 24 mm · Total length: 100 mm · Number of components: 2 pcs
EUR 20,20
Malossi clutch spring set mono gearbox | Piaggio Ciao, SI, Bravo, Boxer
Spring design: Tension spring · Manufacturer: Malossi · Material: Spring steel · Area of application: Tuning · Color: black · Surface: varnished · Color: white · Color: yellow · Ø wire: 1.7 mm · Ø wire: 1.9 mm · Ø wire: 2 mm · Total length: 26 mm
EUR 29,20
Polini 43 mm cylinder kit without head 10 mm KoBo | Piaggio Ciao, SI, Bravo, Boxer
Manufacturer: Polini · Material: Gray cast iron · Surface: sandblasted · Area of application: Tuning · Displacement: 63 ccm · Crankshaft stroke: 43 mm · Ø piston pin (B): 10 mm · Nominal diameter: 43 mm · Ø cylinder neck: 45.8 mm · Ø Outlet outside: 22.6 mm · Number of fixing points: 3 pcs · Ø outlet inside: 18.4 mm · Outlet type: clamped · Hole pattern [mm]: 55 x 34 · Decompressor: Yes · Camouflaged: No
EUR 208,40