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
| Number of fixing points | 3 pcs |
| Manufacturer | Polini |
| Material | Gray cast iron |
| Camouflaged | No |
| Area of application | Tuning |
| Surface | sandblasted |
| Displacement | 63 ccm |
| Crankshaft stroke | 43 mm |
| Nominal diameter | 43 mm |
| Ø piston pin (B) | 10 mm |
| Decompressor | Yes |
| Outlet type | clamped |
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 · Nominal diameter: 43 mm · 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 · Piston ring mold: Rectangular ring · Piston ring impact: Flank safety device (FS) · Piston ring height: 1.5 mm
CHF 79.90
swiing® ingenious stud bolt M7x120 / Ø 7.3 shank - 10.9 strength
Total length: 120 mm · Diameter: 7.3 mm · Manufacturer: swiing® ingenious parts · Material: Steel · Surface: blue galvanized · Thread type: M7x1 (standard thread) · Thread length: 20 mm · Thread length: 30 mm · Strength class: 10.9
CHF 4.90
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 · Total length: 100 mm · Diameter: 12 mm · Diameter: 24 mm · Manufacturer: swiing® ingenious parts · Area of application: (Dis)assembly tool · Material: Steel · Surface: blackened · Surface: blue galvanized · Number of components: 2 pcs · Thread type: MF12x1.5 (fine pitch thread) · Thread type: MF17x1 (fine pitch thread) · Width across flats Screw: 19 mm
CHF 17.90
Malossi clutch spring set mono gearbox | Piaggio Ciao, SI, Bravo, Boxer
Spring design: Tension spring · Ø wire: 1.7 mm · Ø wire: 1.9 mm · Ø wire: 2 mm · Total length: 26 mm · Manufacturer: Malossi · Material: Spring steel · Area of application: Tuning · Surface: varnished · Color: black · Color: white · Color: yellow
CHF 25.90
Polini 43 mm cylinder kit without head 10 mm KoBo | Piaggio Ciao, SI, Bravo, Boxer
Number of fixing points: 3 pcs · Manufacturer: Polini · Material: Gray cast iron · Camouflaged: No · Area of application: Tuning · Surface: sandblasted · Crankshaft stroke: 43 mm · Nominal diameter: 43 mm · Displacement: 63 ccm · Ø piston pin (B): 10 mm · Ø cylinder neck: 45.8 mm · Ø Outlet outside: 22.6 mm · Ø outlet inside: 18.4 mm · Hole pattern [mm]: 55 x 34 · Decompressor: Yes · Outlet type: clamped
CHF 184.90
Collection only possible with online purchase and appointment.
