45 mm replacement piston with two 1.5 mm rectangular piston rings with internal fuse (IS) for various Puch mopeds / mopeds with Athena AJH cylinders.
The detailed dimensions of the piston according to the technical drawing can be found in the details. You can also find out about the relevant piston rings, their stems and locking types on the legend in the images.
Tolerance type: B
The piston kit contains piston pins, piston clips and piston rings.
Corresponding assembly tools, piston rings, piston pin locks etc. can be found under accessories.
Quality product from the Italian manufacturer Athena.
| Nominal diameter | 45 mm |
| Manufacturer | Athena |
| Ø outside piston (A) | 44.93 mm |
| Compression height (C) | 24.9 mm |
| Curvature (D) | 2.82 mm |
| Total piston height (E) | 50.8 mm |
| Number of piston rings (F) | 2 pcs |
| Piston ring mold | Rectangular ring |
| Piston ring impact | Internal fuse (IS) |
| Piston ring height | 1.5 mm |
| Ø piston pin (B) | 12 mm |
| Tolerance group | B |
| Piston weight | 94 g |
| Puch | E50 ZA50 (air-cooled) Z50 (X30 Sport) |
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Collection only possible with online purchase and appointment.
