
42.5 mm oversize piston with an L-shaped piston ring with internal circlip (IS) and a rectangular piston ring with flank circlip (FS) for blown cylinders of 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 images.
The piston kit is used for bored and honed cylinders.
The piston kit contains piston pins, piston clips and piston rings.
You will find the corresponding assembly tool, piston pin locks and, if necessary, the corresponding cylinder in the accessories section.
Quality product from the Italian manufacturer Meteor.
| Manufacturer | Meteor |
| Ø outside piston (A) | 42.45 mm |
| Compression height (C) | 23 mm |
| Curvature (D) | 3.5 mm |
| Total piston height (E) | 53 mm |
| Number of piston rings (F) | 2 pcs |
| Piston ring mold | L-ring, Rectangular ring |
| Nominal diameter | 41 mm |
| Piston ring impact | Internal fuse (IS), Flank safety device (FS) |
| Ø piston pin (B) | 10 mm |
| Weight piston kit | 96 g |
| Puch | ZA50 (fan-cooled) Z50 (X30 Velux) 2-speed MS, MV, MV50 3-speed VSD, DS, VZ, MC |
Accessories & related products
Meteor piston 40 mm (10 mm KoBo) | Puch X30 Velux, NG-2-AH
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 · Piston ring impact: Flank safety device (FS) · Piston ring height: 2 mm · Ø piston pin (B): 10 mm · Weight piston kit: 90 g
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Meteor piston 39 mm (10 mm KoBo) | Puch X30 Velux, NG-2-AH
Nominal diameter: 39 mm · Manufacturer: Meteor · Ø outside piston (A): 38.94 mm · Compression height (C): 22.6 mm · Curvature (D): 3.6 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: 2 mm · Ø piston pin (B): 10 mm · Weight piston kit: 82 g
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Meteor piston 38.5 mm (10 mm KoBo) oversize | Puch X30 Velux, NG-2-AH
Nominal diameter: 38 mm · Manufacturer: Meteor · Ø outside piston (A): 38.4 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 · Piston ring impact: Flank safety device (FS) · Piston ring height: 2 mm · Ø piston pin (B): 10 mm · Weight piston kit: 78 g
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Piston 43.7 mm Hero oversize | Puch
Nominal diameter: 43.5 mm · Ø outside piston (A): 43.7 mm · Compression height (C): 27.5 mm · Curvature (D): 2.7 mm · Total piston height (E): 57.2 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: 97 g
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swiing® ingenious piston 41 mm (10 mm KoBo) "Racing" | Puch X30 Velux fan-cooled
Nominal diameter: 41 mm · 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) · Piston ring height: 1.5 mm · Ø piston pin (B): 10 mm · Weight piston kit: 93 g
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