45.0 mm piston with a 1.5 mm rectangular piston ring with internal circlip (IS) for various Puch mopeds / mopeds.
The detailed dimensions of the piston according to the technical drawing can be found in the details. You can also find out about the common piston rings, their stems and locking types on the legend in the pictures.
Tolerance: C
The piston kit contains piston pins, piston clips and piston rings.
You will find the corresponding assembly tools, piston rings, piston pin retainers etc. in the accessories section.
Quality product from the Italian manufacturer Athena.
| Manufacturer | Athena |
| Nominal diameter | 45 mm |
| Ø outside piston (A) | 44.96 mm |
| Ø piston pin (B) | 12 mm |
| Compression height (C) | 22.4 mm |
| Curvature (D) | 3.23 mm |
| Total piston height (E) | 52.67 mm |
| Number of piston rings (F) | 1 pcs |
| Piston ring mold | Rectangular ring |
| Piston ring impact | Internal fuse (IS) |
| Piston ring height | 1.5 mm |
| Tolerance group | C |
| Piston weight | 97 g |
| Puch | E50 ZA50 (air-cooled) Z50 (X30 Sport) |
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