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.
Details
| Manufacturer | Polini |
| Material | Gray cast iron |
| Displacement | 75 ccm |
| Area of application | Tuning, High End |
| Crankshaft stroke | 43 mm |
| Ø piston pin (B) | 12 mm |
| Nominal diameter | 47 mm |
| Ø cylinder neck | 49.8 mm |
| Ø Outlet outside | 22 mm, 27 mm |
| Camouflaged | No |
| Hole pattern [mm] | 43 x 52 |
| Number of fixing points | 4 pcs |
| Hole spacing outlet | 23 mm, 38 mm |
| Decompressor | Yes |
| Thread outlet | M5x0.8 (standard thread) |
Suitable for the following models
| Piaggio | Ciao - Ciao, Ciao, Ciao, Ciao Si Bravo/Superbravo Grillo |
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Polini EVO REED crankshaft 12 mm KoBo | Piaggio Ciao, SI, Bravo, Grillo
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Polini CP 21 mm carburetor & air filter (hand choke) | Piaggio Ciao, SI, Bravo, Boxer
Total length: 71 mm · Width: 66 mm · Height: 122 mm · Manufacturer: Polini · Camouflaged: No · Area of application: Racing · Area of application: Tuning · Material: Aluminum · Carburetor type: CP · Nominal diameter: 21 mm · Nozzle thread: M5x0.8 (standard thread) · Nozzle size: 82 · Nozzle size: 84 · Nozzle size: 86 · Ø Inside entrance: 42 mm · Ø Output inside: 22.5 mm · Ø Air filter connection: 47 mm · Ø fuel hose connection: 6 mm · Ø fuel hose connection: 7 mm · Mounting type: Rubber sleeve · Mixed oil connection: Yes · Vacuum connection: Yes · Choke control: Hand choke · Nozzle block: 35-12 · Size of secondary nozzle: 40
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Polini EVO exhaust (27 mm connection) | Piaggio Ciao, SI, Bravo, Boxer
Manufacturer: Polini · Total length: 750 mm · Material: Aluminum · Material: Steel · Surface: blank · Surface: varnished · Color: black-matt · Color: graphite colors · Ø Internal connection: 27 mm · Ø Silencer: 60 mm · Ø outside: 83 mm · Number of fixing points: 2 pcs · Ø Flame tube outside: 27 mm · Exhaust type: Cone / double cone · Flame tube attachment: Plug connection · Mounting type: Tab for screwing
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Polini piston 47 mm EVO cylinder (12 mm KoBo) | Piaggio Ciao, SI, Bravo, Boxer, Grillo
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