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For: Puch

27290

GPO Piston 38 mm No. 1 | Puch

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39,90 EUR

Incl. 20% VAT.

Description

38 mm replacement piston with two rectangular piston rings with flank lock (FS) suitable for original windage-coated aluminum cylinders with nickel-silicon carbide coating (colloquially known as Nikasil) from Puch Maxi S / N, as well as Puch X30 Sport mopeds.
Also suitable for blued cast iron cylinders of 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 pictures.

ManufacturerGPO
Ø outside piston (A)37.95 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
Nominal diameter38 mm
Piston ring moldRectangular ring
Piston ring impactFlank safety device (FS)
Ø piston pin (B)12 mm
Tolerance group1
Weight piston kit74 g
Puch

E50

ZA50 (air-cooled)

ZA50 (fan-cooled)

Z50 (X30 Sport)

Z50 (X30 Velux)

2-speed MS, MV, MV50

3-speed VSD, DS, VZ, MC

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