Description

40.0 mm replacement piston with a 2 mm L-shaped piston ring with internal circlip (IS) and a 1.5 mm rectangular piston ring with flank circlip (FS) for your Puch X30 Velux moped / moped with 40 mm cylinder.
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.

Details

Nominal diameter	40 mm
Ø outside piston (A)	39.95 mm
Ø piston pin (B)	10 mm
Compression height (C)	23.6 mm
Curvature (D)	3.4 mm
Total piston height (E)	49.4 mm
Number of piston rings (F)	2 pcs
Piston ring mold	L-ring, Rectangular ring
Piston ring impact	Internal fuse (IS), Flank safety device (FS)
Piston ring height	2 mm, 1.5 mm

Weight piston kit

78 g

Suitable for the following models

Puch

ZA50 (fan-cooled)

Z50 (X30 Velux)

2-speed MS, MV, MV50

3-speed VSD, DS, VZ, MC

Ratings

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Piston 40 mm (10 mm KoBo) | Puch X30 Velux fan-cooled