
Replacement piston for the blown 41 mm cylinder with 12 mm piston pin and 2 pcs. 1.5 mm rectangular piston rings with flank lock (FS) suitable for Puch X30 Velux 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.
This special piston has a molybdenum coating. In combination with oil, this results in technologically advanced wear protection with excellent sliding properties. The piston is more durable and delivers minimal additional performance compared to an original piston from Meteor.
| Nominal diameter | 41 mm |
| Manufacturer | swiing® ingenious parts |
| Surface | molybdenum-coated |
| Ø outside piston (A) | 40.95 mm |
| Compression height (C) | 22.5 mm |
| Curvature (D) | 3.5 mm |
| Total piston height (E) | 50 mm |
| Number of piston rings (F) | 2 pcs |
| Piston ring mold | Rectangular ring |
| Piston ring impact | Flank safety device (FS) |
| Piston ring height | 1.5 mm |
| Ø piston pin (B) | 12 mm |
| Weight piston kit | 94 g |
| Puch | ZA50 (fan-cooled) Z50 (X30 Velux) 2-speed MS, MV, MV50 3-speed VSD, DS, VZ, MC |
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Manufacturer: GPO · Ø outside piston (A): 40.94 mm · Compression height (C): 23.2 mm · Curvature (D): 3.7 mm · Total piston height (E): 49.3 mm · Number of piston rings (F): 2 pcs · Piston ring mold: L-ring · Piston ring mold: Rectangular ring · Piston ring impact: Flank safety device (FS) · Piston ring impact: Internal fuse (IS) · Nominal diameter: 41 mm · Ø piston pin (B): 12 mm · Weight piston kit: 85 g
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Manufacturer: swiing® ingenious parts · Surface: molybdenum-coated · Thick piston ring: 1.7 mm · Ø outside piston (A): 40.95 mm · Compression height (C): 22.5 mm · Curvature (D): 3.5 mm · Total piston height (E): 50 mm · Number of piston rings (F): 2 pcs · Piston ring mold: Rectangular ring · Piston ring impact: Flank safety device (FS) · Nominal diameter: 41 mm · Piston ring height: 1.5 mm · Ø piston pin (B): 10 mm · Weight piston kit: 93 g
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