Polini racing kit with 47 mm diameter and approx. 75 cc displacement for your Piaggio Ciao, Si, Bravo and Grillo moped / moped with corresponding Polini EVO REED engine housing.
The generously dimensioned, symmetrical overflow ducts and the open boost ports ensure maximum power delivery. The exhaust is attached via a 4-fold bolted exhaust flange plate. Two different sleeves are included in the scope of delivery, which are suitable for exhaust pipes with connection diameters of 22 mm or 27 mm.
The cast iron tuning cylinder is equipped with four stud bolts and an exhaust with two secondary exhaust ports. In combination with the newly developed cylinder head and a piston with two piston rings, it generates impressive compression and power.
The scope of delivery includes all necessary parts such as gaskets, piston pins and exhaust ports. The decompressor is not included in the scope of delivery.
Note: Long-threaded spark plugs are required.
You can find other parts from the Polini EVOLUTION series in the accessories section.
Quality product from the Italian manufacturer Polini.
| Manufacturer | Polini |
| Material | Gray cast iron |
| Area of application | Tuning, High End |
| Displacement | 75 ccm |
| Nominal diameter | 47 mm |
| Crankshaft stroke | 43 mm |
| Ø cylinder neck | 49.8 mm |
| Ø Outlet outside | 22 mm, 27 mm |
| Number of fixing points | 4 pcs |
| Hole spacing outlet | 23 mm, 38 mm |
| Hole pattern [mm] | 43 x 52 |
| Ø piston pin (B) | 12 mm |
| Thread outlet | M5x0.8 (standard thread) |
| Decompressor | Yes |
| Camouflaged | No |
| Piaggio | Ciao - P, SC, PX, C24 Si Bravo / Super Bravo Grillo |
Accessories & related products
Polini EVO Electronic ignition | Piaggio Ciao, SI, Bravo, Boxer
Manufacturer: Polini · Area of application: High End · Area of application: Racing · Area of application: Tuning · Ø Internal flywheel: 80.5 mm · Light coil voltage: 12 V · Performance: 90 W · Direction of rotation: right · Weight: 554 g · Ø Flywheel outside: 105 mm · Ø Flywheel outside: 138.5 mm · Number of fixing points: 2 pcs
EUR 610.40
Polini EVO REED crankshaft 12 mm KoBo | Piaggio Ciao, SI, Bravo, Grillo
Manufacturer: Polini · Thread type: MF10x1.25 (fine pitch thread) · Area of application: High End · Area of application: Racing · Material: Steel · Area of application: Tuning · Cheek type: Full cheeks · Ø coupling pin / vario pin: 12 mm · Crankshaft stroke: 43 mm · Connecting rod length center-center: 87 mm · Number of gears: 1 pcs · Total length crankpin ignition side: 91.5 mm · Total length crankpin ignition side: 105 mm · Ø crank webs: 70 mm · Ø Connecting rod eye: 15 mm · Bearing seat right: 15 mm · Weight: 784 g · Ø piston pin (B): 12 mm · Ø Bearing seat (ignition side): 15 mm · Dimension needle bearing: 12 / 15 x 14.7 mm (axe 12) · Thread length: 14 mm · Wide crank webs: 32.6 mm · Length 1st paragraph: 21 mm · Length 2nd paragraph: 44.7 mm · Length 3rd paragraph: 64 mm · Ø 1st step (on the coupling side): 15 mm · Ø 2nd shoulder (on the clutch side): 14.4 mm · Ø 3rd step (on the clutch side): 12 mm
EUR 354.00
Polini CP 21 mm carburetor & air filter (hand choke) | Piaggio Ciao, SI, Bravo, Boxer
Manufacturer: Polini · Material: Aluminum · Area of application: Racing · Area of application: Tuning · Component group Carburetor: Carburetor complete · Nominal diameter: 21 mm · Carburetor type: CP · Choke control: Hand choke · Nozzle thread: M5x0.8 (standard thread) · Ø fuel hose connection: 6 mm · Ø fuel hose connection: 7 mm · Ø Inside entrance: 42 mm · Ø Output inside: 22.5 mm · Ø Air filter connection: 47 mm · Total length: 71 mm · Width: 66 mm · Height: 122 mm · Mounting type: Rubber sleeve · Mixed oil connection: Yes · Vacuum connection: Yes · Nozzle block: 35-12 · Camouflaged: No · Nozzle size: 82 · Nozzle size: 84 · Nozzle size: 86 · Size of secondary nozzle: 40
EUR 207.50
Hot 
Polini EVO exhaust (27 mm connection) | Piaggio Ciao, SI, Bravo, Boxer
Manufacturer: Polini · Material: Aluminum · Material: Steel · Surface: blank · Surface: varnished · Color: black-matt · Color: graphite colors · Ø Silencer: 60 mm · Ø outside: 83 mm · Ø Internal connection: 27 mm · Ø Flame tube outside: 27 mm · Exhaust type: Cone / double cone · Total length: 750 mm · Mounting type: Tab for screwing · Number of fixing points: 2 pcs · Flame tube attachment: Plug connection
EUR 305.10
Polini piston 47 mm EVO cylinder (12 mm KoBo) | Piaggio Ciao, SI, Bravo, Boxer, Grillo
Manufacturer: Polini · Nominal diameter: 47 mm · Ø outside piston (A): 46.92 mm · Compression height (C): 31.6 mm · Curvature (D): 2 mm · Total piston height (E): 55.5 mm · Number of piston rings (F): 2 pcs · Piston ring mold: Rectangular ring · Piston ring impact: Internal fuse (IS) · Piston ring height: 1.2 mm · Ø piston pin (B): 12 mm · Piston weight: 101 g
EUR 107.30
Polini exhaust flange EVO cylinder kit | Piaggio Ciao, Si, Bravo, Boxer
Manufacturer: Polini · Thread type: M6x1 (standard thread) · Material: Steel · Surface: burnished · Ø inside: 18 mm · Ø inside: 24 mm · Ø outside: 22.4 mm · Ø outside: 27 mm · Ø mounting hole: 6.5 mm · Hole spacing: 23 - 38 mm · Total length: 13.2 mm · Total length: 17.2 mm · Thread length: 13 mm
EUR 36.50
Moped fans like you also bought:
GPO license plate holder Inox (CH version)
Height: 5.3 mm · Width: 105 mm · Manufacturer: GPO · Ø mounting hole: 5 mm · Material: Chrome steel (known as Nirosta®) · Thread type: M5x0.8 (standard thread) · Number of fixing points: 2 pcs · Hole spacing: 30 mm · Hole spacing: 50 mm · Total length: 145 mm · Mounting type: Nuts & bolts · Thread length: 8 mm · Color: silver
EUR 13.30
GPO spotlight angular with switch black
Manufacturer: GPO · Test mark: none · Housing material: Plastic · Area of application: Standard · Color: black · Color: transparent · Tension: 6 V · Tension: 12 V · Thread size: M6 · Lens material: Plastic · Width: 120 mm · Bulb holder: P26s · Height: 104 mm · Number of fixing points: 2 pcs · Speedometer recording: 48 mm · Switch included: Yes · Battery operated: No · Mounting type: Screws · Depth: 140 mm
EUR 30.40
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
EUR 12.10
Polini EVO Electronic ignition | Piaggio Ciao, SI, Bravo, Boxer
Manufacturer: Polini · Area of application: High End · Area of application: Racing · Area of application: Tuning · Ø Internal flywheel: 80.5 mm · Light coil voltage: 12 V · Performance: 90 W · Direction of rotation: right · Weight: 554 g · Ø Flywheel outside: 105 mm · Ø Flywheel outside: 138.5 mm · Number of fixing points: 2 pcs
EUR 610.40
Polini EVO REED crankshaft 12 mm KoBo | Piaggio Ciao, SI, Bravo, Grillo
Manufacturer: Polini · Thread type: MF10x1.25 (fine pitch thread) · Area of application: High End · Area of application: Racing · Material: Steel · Area of application: Tuning · Cheek type: Full cheeks · Ø coupling pin / vario pin: 12 mm · Crankshaft stroke: 43 mm · Connecting rod length center-center: 87 mm · Number of gears: 1 pcs · Total length crankpin ignition side: 91.5 mm · Total length crankpin ignition side: 105 mm · Ø crank webs: 70 mm · Ø Connecting rod eye: 15 mm · Bearing seat right: 15 mm · Weight: 784 g · Ø piston pin (B): 12 mm · Ø Bearing seat (ignition side): 15 mm · Dimension needle bearing: 12 / 15 x 14.7 mm (axe 12) · Thread length: 14 mm · Wide crank webs: 32.6 mm · Length 1st paragraph: 21 mm · Length 2nd paragraph: 44.7 mm · Length 3rd paragraph: 64 mm · Ø 1st step (on the coupling side): 15 mm · Ø 2nd shoulder (on the clutch side): 14.4 mm · Ø 3rd step (on the clutch side): 12 mm
EUR 354.00
Polini CP 21 mm carburetor & air filter (hand choke) | Piaggio Ciao, SI, Bravo, Boxer
Manufacturer: Polini · Material: Aluminum · Area of application: Racing · Area of application: Tuning · Component group Carburetor: Carburetor complete · Nominal diameter: 21 mm · Carburetor type: CP · Choke control: Hand choke · Nozzle thread: M5x0.8 (standard thread) · Ø fuel hose connection: 6 mm · Ø fuel hose connection: 7 mm · Ø Inside entrance: 42 mm · Ø Output inside: 22.5 mm · Ø Air filter connection: 47 mm · Total length: 71 mm · Width: 66 mm · Height: 122 mm · Mounting type: Rubber sleeve · Mixed oil connection: Yes · Vacuum connection: Yes · Nozzle block: 35-12 · Camouflaged: No · Nozzle size: 82 · Nozzle size: 84 · Nozzle size: 86 · Size of secondary nozzle: 40
EUR 207.50
Collection only possible with online purchase and appointment.
