
38 mm replacement piston with two 1.5 mm rectangular piston rings with internal circlip (IS) for your moped / moped with Sachs 504, 505 engine.
| Nominal diameter | 38 mm |
| Manufacturer | Athena |
| Ø outside piston (A) | 37.94 mm |
| Compression height (C) | 29.25 mm |
| Curvature (D) | 1.85 mm |
| Total piston height (E) | 52.14 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 | A |
| Weight piston kit | 79 g |
| Sachs | 504 (without pedal shaft) 505 (with pedal shaft) - 1A (AT), 2A (HG), 2B (HG) |
| Hercules | Great - 2, 3, 4, 5, Optima |
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