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

Nut M7 Inox

Material: Chrome steel (known as Nirosta®) · Nut type: Hexagon nut · Drive: External hexagon · Width across flats SW: 11 mm · Thread type: M7x1 (standard thread)

Stud bolt M7x120 mm (budget)

Material: Steel · Surface: galvanized (blue) · Total length: 120 mm · Thread type: M7x1 (standard thread) · Thread length: 25 mm

Polini gasket cylinder head 43 mm | Piaggio Ciao, SI, Bravo, Boxer

Manufacturer: Polini · Material: Aluminum · Ø cylinder: 43 mm · Place of use: Cylinder head

NGK B5HS spark plug short thread

Manufacturer: NGK · Candle thread type: short · Spark plug socket: M4 · Spark plug socket: SAE · Suppressed: No · Width across flats SW: 21 mm · Thread type: MF14x1.25 (fine pitch thread)

Shim 16/22/0.5

Ø inside: 16 mm · Material: Steel · Surface: blank / oiled · Nominal diameter inside: 16 mm · Ø outside: 21 mm · Thickness: 0.5 mm

Polini 43 mm cylinder kit without head 10 mm KoBo | Piaggio Ciao, SI, Bravo, Boxer

Manufacturer: Polini · Material: Gray cast iron · Camouflaged: No · Crankshaft stroke: 43 mm · Displacement: 63 ccm · Nominal diameter: 43 mm · Ø cylinder neck: 45.8 mm · Surface: sandblasted · Ø outlet inside: 18.4 mm · Ø Outlet outside: 22.6 mm · Ø piston pin (B): 10 mm · Hole pattern [mm]: 55 x 34 · Number of fixing points: 3 pcs · Outlet type: clamped · Area of application: Tuning · Decompressor: Yes

Polini cylinder base gasket 43 mm | Piaggio Ciao, SI, Bravo, Boxer

Manufacturer: Polini · Ø cylinder: 43 mm · Place of use: Cylinder base · Area of application: Racing

Stand bolt Ø 14 mm with circlips | Piaggio Ciao, SI, Bravo

Manufacturer: Made in Italy · Material: Steel · Surface: galvanized (blue) · Total length: 112 mm · Mounting type: Circlip · Color: silver · Number of fixing points: 2 pcs · Piaggio OEM number: 164167

Polini 43 mm cylinder kit incl. head 10 mm KoBo | Piaggio SI, Bravo, Grillo

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 · Outlet type: clamped · Number of fixing points: 3 pcs · Decompressor: Yes

Polini Racing 43 mm cylinder kit incl. head 10 mm KoBo | Piaggio SI, Bravo, Grillo

Manufacturer: Polini · Material: Gray cast iron · Camouflaged: No · 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 · Area of application: Tuning · Hole pattern [mm]: 55 x 34 · Decompressor: Yes

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

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 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 · Hole pattern [mm]: 55 x 34 · Decompressor: Yes

Polini gasket cylinder head 43 mm | Piaggio Ciao, SI, Bravo, Boxer

Manufacturer: Polini · Material: Aluminum · Ø cylinder: 43 mm · Place of use: Cylinder head