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.
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 |
| Area of application | Tuning |
| Surface | sandblasted |
| Displacement | 63 ccm |
| Nominal diameter | 43 mm |
| Crankshaft stroke | 43 mm |
| Ø piston pin (B) | 10 mm |
| Ø cylinder neck | 45.7 mm |
| Ø Outlet outside | 22.4 mm |
| Ø outlet inside | 18.1 mm |
| Hole pattern [mm] | 55 x 34 |
| Decompressor | Yes |
| Outlet type | clamped |
| Number of fixing points | 3 pcs |
| Piaggio | Ciao - P , SC , PX , C24 Bravo / Super Bravo Boxer |
Ratings
Accessories & related products
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
93,20 EUR
swiing® ingenious stud bolt M7x120 / Ø 7.3 shank (10.9 strength)
Manufacturer: swiing® ingenious parts · Material: Steel · Surface: galvanized (blue) · Diameter: 7.3 mm · Total length: 120 mm · Thread type: M7x1 (standard thread) · Strength class: 10.9 · Thread length: 20 mm · Thread length: 30 mm
5,70 EUR
4,10 EUR
Explore categories from Cylinder
Moped fans also bought
Hot 
swiing® revival nozzle set M5 (50 - 70) Dell'Orto SHA, PHBG
Manufacturer: swiing® revival parts · Material: Brass · Quantity: 10 pcs · Component group Carburetor: Spraying · Carburetor type: PHBG · Carburetor type: SHA · Carburetor type: SHA (Piaggio) · Total length: 8 mm · Nozzle type: Main nozzle · Drive: Slot · Nozzle thread: M5x0.8 (standard thread) · Nozzle size: 50 · Nozzle size: 52 · Nozzle size: 55 · Nozzle size: 58 · Nozzle size: 60 · Nozzle size: 62 · Nozzle size: 64 · Nozzle size: 66 · Nozzle size: 68 · Nozzle size: 70
24,40 EUR
Dell'Orto 13/13 SHA carburetor hand choke | Piaggio Ciao PX / C24, Bravo, SUPERbravo
Nominal diameter: 13 mm · Manufacturer: Dell'Orto · Material: Aluminum · Camouflaged: No · Component group Carburetor: Carburetor complete · Color: black · Carburetor type: SHA (Piaggio) · Width: 60 mm · Choke control: Hand choke · Height: 96 mm · Total length: 46 mm · Ø without reducing sleeve: 18 mm · Ø Inside entrance: 13 mm · Mounting type: Plug connection clamped · Ø Output inside: 13 mm · Ø Air filter connection: 50.8 mm · Ø Internal connection: 16 mm · Ø fuel hose connection: 5.2 mm · Ø fuel hose connection: 6 mm · Mixed oil connection: No · Vacuum connection: No · Area of application: Tuning · Nozzle thread: M5x0.8 (standard thread) · Nozzle size: 66
69,90 EUR
Polini air filter | Piaggio Ciao, SI, Bravo, Boxer
Manufacturer: Polini · Camouflaged: No · Material: Plastic · Color: black · Ø outside: 53 mm · Width: 98 mm · Filter type: Foam · Height: 94.7 mm · Total length: 29 mm · Mounting type: Plug connection clamped · Ø Internal connection: 50.6 mm · Area of application: Tuning
17,40 EUR
SKF 6202 C3 ball bearing 15/35/11
Bearing cage: Sheet steel cage ball-guided · Inner ring width: 11 mm · Manufacturer: SKF · Bearing clearance: C3 · Stock number: 6202 · Bearing type: Deep groove ball bearing · Width: 11 mm · Ø inside: 15 mm · Ø outside: 35 mm · Puch OEM number: 900.4.6202
11,60 EUR
Dell'Orto 13/13 SHA carburetor & racing air filter set | Piaggio Ciao PX, C24
Nominal diameter: 13 mm · Manufacturer: Dell'Orto · Manufacturer: Malossi · Component group Carburetor: Carburetor complete · Carburetor type: SHA (Piaggio) · Width: 60 mm · Choke control: Hand choke · Height: 96 mm · Total length: 46 mm · Ø without reducing sleeve: 18 mm · Ø Inside entrance: 13 mm · Mounting type: Plug connection clamped · Ø Output inside: 13 mm · Ø Air filter connection: 50.8 mm · Ø Internal connection: 16 mm · Ø fuel hose connection: 6 mm · Area of application: Tuning · Nozzle thread: M5x0.8 (standard thread) · Nozzle size: 66
78,10 EUR
Polini cylinder head for 38.4 - 43 mm cylinder kit | Piaggio Ciao, SI, Bravo, Boxer
Manufacturer: Polini · Material: Aluminum · Camouflaged: No · Ø cylinder: 38.4 - 43 mm · Width: 85 mm · Total length: 118 mm · Height: 58 mm · Candle thread: long · Area of application: Tuning · Decompressor: Yes
64,10 EUR
Attention: new opening hours from 16.02.2026 & new evening sale on Thursday 17:30-20:00
