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 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: 45.7 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
Details
| Manufacturer | Polini |
| Material | Gray cast iron |
| Surface | sandblasted |
| Displacement | 63 ccm |
| Crankshaft stroke | 43 mm |
| Ø cylinder neck | 45.7 mm |
| Nominal diameter | 43 mm |
| Ø Outlet outside | 22.4 mm |
| Ø piston pin (B) | 10 mm |
| Ø outlet inside | 18.1 mm |
| Number of fixing points | 3 pcs |
| Area of application | Tuning |
| Outlet type | clamped |
| Hole pattern [mm] | 55 x 34 |
| Decompressor | Yes |
| Camouflaged | No |
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 · 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) · Ø piston pin (B): 10 mm · Piston ring height: 1.5 mm · Piston weight: 83 g
CHF 79.90
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 · Thread type: M7x1 (standard thread) · Total length: 120 mm · Thread length: 20 mm · Thread length: 30 mm · Strength class: 10.9
CHF 4.90
Moped fans like you also bought:
Brake cable Ø 1.8 mm x 220 cm (pear-shaped nipple)
Ø Stranded wire: 1.8 mm · Nipple shape: Pears · Ø nipple: 3.5 mm · Ø nipple: 6 mm · Manufacturer: Made in Germany · Material: Steel · Surface: galvanized (blue) · Cable length: 2200 mm · Number of components: 1 pcs · Nipple length: 10 mm · Area of application: Standard
CHF 2.40
CIF Clamping screw front brake | Piaggio Ciao, SI, Bravo, Boxer
Manufacturer: CIF · Material: Steel · Surface: galvanized (blue) · Thread type: M7x1 (standard thread) · Drive: External hexagon · Ø outside: 11 mm · Screw head: Hexagon · Total length: 25 mm · Thread length: 19.5 mm · Area of application: Standard · Number of components: 6 pcs · Width across flats SW: 11 mm
CHF 3.90
Clutch cable / brake cable Ø 1.5 mm x 225 cm (pear-shaped nipple)
Ø Stranded wire: 1.5 mm · Nipple shape: Pears · Ø nipple: 3.5 mm · Ø nipple: 6 mm · Manufacturer: Made in Germany · Material: Steel · Surface: galvanized (blue) · Cable length: 2250 mm · Number of components: 1 pcs · Nipple length: 10 mm · Area of application: Standard · Piaggio OEM number: 270460
CHF 2.40
swiing® revival front fender primed | Piaggio Ciao
Manufacturer: swiing® revival parts · Material: Steel · Surface: primed · Color: black · Mounting type: Nuts & bolts · Folding the ends: open folded · Wheel size [inch]: 16 " · Wheel size [inch]: 17 " · Shape of the mudguard: partly round · Total length over ends: 510 mm · Scope: 640 mm · Wide mudguard profile: 76 mm · Height of mudguard profile: 35 mm · Total height from support surface to top edge: 162 mm · Piaggio OEM number: 274184
CHF 32.90
swiing® revival rear fender primed | Piaggio Ciao
Manufacturer: swiing® revival parts · Material: Steel · Surface: primed · Color: black · Mounting type: Nuts & bolts · Folding the ends: not folded · Folding the ends: open folded · Wheel size [inch]: 16 " · Wheel size [inch]: 17 " · Shape of the mudguard: partly round · Total length over ends: 510 mm · Scope: 620 mm · Wide mudguard profile: 76 mm · Height of mudguard profile: 35 mm · Total height from support surface to top edge: 159 mm
CHF 33.90
Continental Go 2.50 x 16" Semi-Slick
Manufacturer: Continental · Tire width [inch]: 2.5 " · Tire width [mm]: 63.5 · Color: black · Width [inch]: 2 1/2 · Wheel size [inch]: 16 " · Old designation: 20 x 2.5 · Speed index: J = 100 km/h · Load capacity index: 42 = 150 kg · Profile type: ContiGo! · Tire type: Semi-slick · White wall: No · Tubeless (yes/no): Tubetype TT (requires hose)
CHF 58.40
Collection only possible with online purchase and appointment.
