38 mm replacement piston with two rectangular piston rings with flank lock (FS) suitable for windage-coated, nickel-silver coated original cylinders from Puch Maxi S / N and Puch X30 Sport mopeds. Also suitable for blown cast iron cylinders from Puch X30 NG-2A / NG-2AH, as well as Puch X30 Velux 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 images.
Tolerance number 3
The piston kit contains piston pins, piston clips and piston rings.
You will find the appropriate assembly tool, piston pin locks and, if necessary, the corresponding cylinder in the accessories section.
Good, inexpensive standard spare part. GPO – GOOD PARTS ONLY.
Details
| Nominal diameter | 38 mm |
| Manufacturer | GPO |
| Ø outside piston (A) | 37.97 mm |
| Compression height (C) | 22.7 mm |
| Curvature (D) | 3.3 mm |
| Total piston height (E) | 55 mm |
| Number of piston rings (F) | 2 pcs |
| Piston ring mold | Rectangular ring |
| Piston ring impact | Flank safety device (FS) |
| Ø piston pin (B) | 12 mm |
| Tolerance group | 3 |
| Piston weight | 73 g |
Suitable for the following models
| Puch | E50 ZA50 (Fahrtwindgekühlt) ZA50 (Gebläsegekühlt) Z50 (X30 Sport) Z50 (X30 Velux) 2-Gang MS, MV, MV50 3-Gang VSD, DS, VZ, MC |
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Collection only possible with online purchase and appointment.
