39.0 mm piston with a 1.5 mm rectangular piston ring featuring flank retention (FS) for Puch Supermaxi LG1 & LG2 mopeds with catalytic converters.
You can find the detailed piston dimensions, as shown in the technical drawing, in the product details. You can also find information about common piston rings, their contact surfaces, and retaining methods in the legend accompanying the images.
The second-oversize piston is used for bored and honed cylinders.
The piston kit includes a piston pin, piston clips, and piston rings.
Note: Please observe the installation direction during assembly. The piston is installed with the arrow pointing toward the exhaust on the exhaust side.
You can find the necessary installation tools, piston rings, piston pin retainers, etc., in the accessories section.
A quality product from the Italian manufacturer Meteor.
| Manufacturer | Meteor |
| Nominal diameter | 39 mm |
| Ø outside piston (A) | 39 mm |
| Compression height (C) | 24 mm |
| Curvature (D) | 2.3 mm |
| Total piston height (E) | 55.3 mm |
| Number of piston rings (F) | 1 pcs |
| Piston ring mold | Rectangular ring |
| Ø piston pin (B) | 12 mm |
| Piston ring impact | Flank safety device (FS) |
| Piston ring height | 1.5 mm |
| Weight piston kit | 86 g |
| Puch | E50 ZA50 (air-cooled) |
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