45.0 mm piston with two rectangular piston rings featuring internal locking (IS) for your Puch moped equipped with the 45 DMP diaphragm racing kit.
You can find the detailed dimensions of the piston according to the technical drawing in the details section. You can also find information about common piston rings, their clearances, and retaining methods in the legend accompanying the images.
The piston kit includes the piston, 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’ll find the necessary installation tools, piston pin retainers, and the corresponding cylinder in the accessories section.
Brand-name product from the manufacturer DMP.
| Nominal diameter | 45 mm |
| Manufacturer | DMP |
| Material | Aluminum |
| Ø outside piston (A) | 45 mm |
| Compression height (C) | 24.4 mm |
| Curvature (D) | 3.05 mm |
| Total piston height (E) | 50.9 mm |
| Number of piston rings (F) | 2 pcs |
| Piston ring mold | Rectangular ring |
| Ø piston pin (B) | 12 mm |
| Piston ring impact | Internal fuse (IS) |
| Piston ring height | 1.5 mm |
| Thick piston ring | 1.85 mm |
| Weight piston kit | 90 g |
| Puch | E50 ZA50 (air-cooled) Z50 (X30 Sport) |
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