40.0 mm piston with 2 pieces of 2 mm rectangular piston rings with flank lock (FS) for 40 mm cylinder suitable for Puch Maxi, X30 Sport 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 relevant piston rings, their stems and locking types on the legend in the pictures.
| Nominal diameter | 40 mm |
| Manufacturer | Meteor |
| Ø outside piston (A) | 39.94 mm |
| Compression height (C) | 22.6 mm |
| Curvature (D) | 3.5 mm |
| Total piston height (E) | 50 mm |
| Number of piston rings (F) | 2 pcs |
| Piston ring mold | Rectangular ring |
| Ø piston pin (B) | 10 mm |
| Piston ring impact | Flank safety device (FS) |
| Piston ring height | 2 mm |
| Weight piston kit | 90 g |
| Puch | Z50 (X30 Velux) 2-speed MS, MV, MV50 3-speed VSD, DS, VZ, MC |
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