
Pinasco «EVOTEN BIG BORE» cylinder with 46 mm bore and 71 cc for your Piaggio Ciao, Si, Bravo, Boxer, Grillo moped / moped.
The completely reworked 46 mm cylinder from Pinasco is now supplied with a 6-channel layout and the 5-bolt cylinder head manufactured for the highest loads.
All common racing exhausts can be fitted to the supplied exhaust flange with 22.5, 25 or 28 mm outer connection diameter.
| Nominal diameter | 46 mm |
| Manufacturer | Pinasco |
| Material | Aluminum |
| Camouflaged | No |
| Area of application | Tuning |
| Surface | varnished |
| Displacement | 71 ccm |
| Crankshaft stroke | 43 mm |
| Ø cylinder neck | 49.9 mm |
| Ø Outlet outside | 22.5 mm, 25 mm, 28 mm |
| Ø outlet inside | 18.5 mm, 20.9 mm, 24.4 mm |
| Hole pattern [mm] | 55 x 34 |
| Number of fixing points | 3 pcs |
| Ø piston pin (B) | 12 mm |
| Outlet type | slanted, clamped |
| Hole spacing outlet | 47.5 mm |
| Thread outlet | M6x1 (standard thread) |
| Decompressor | Yes |
| Piaggio | Ciao - P , SC , PX , C24 Si Bravo / Super Bravo Boxer Grillo |
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