
High-performance cylinder for Puch without having to ream the casing. With 45mm bore and slotted inlet.
Carburetor at least 15mm and a racing exhaust should be fitted to exploit the full power.
The cooling fins are as original, therefore camouflaged.
Note: Please note the installation direction when assembling. The piston is inserted with the arrow pointing towards the outlet on the exhaust side.
(Scope of delivery as per photo).
Quality product from the Italian manufacturer Athena.
| Manufacturer | Athena |
| Camouflaged | Yes |
| Surface | sandblasted |
| Displacement | 70 ccm |
| Material | Aluminum |
| Crankshaft stroke | 43 mm |
| Nominal diameter | 45 mm |
| Ø cylinder neck | 48 mm |
| Ø outlet inside | 23.5 mm |
| Hole spacing inlet | 38 mm |
| Inlet window | 22.3 x 14 mm |
| Hole pattern [mm] | 44 x 44 |
| Thread inlet | M6x1 (standard thread) |
| Hole spacing outlet | 42 mm |
| Ø piston pin (B) | 12 mm |
| Number of fixing points | 4 pcs |
| Outlet type | straight |
| Area of application | Tuning |
| Thread outlet | M6x1 (standard thread) |
| Decompressor | No |
| Puch | E50 ZA50 (air-cooled) Z50 (X30 Sport) |
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