41 mm piston with two 1.5 mm rectangular piston rings with internal fuse (IS) to fit your moped / moped with Sachs 502, 50/2, 50/3 and 50/4 engine.
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.
The piston skirt is shortened by 4 mm on the inlet side.
We recommend installing a piston clearance of 0.06-0.07 mm, so the cylinder should have a bore of 41.02 - 41.03 mm.
The piston kit contains piston pins, piston clips and piston rings.
You will find the corresponding assembly tools, piston rings, piston pin locks etc. in the accessories section.
Good, inexpensive standard spare part. GPO – GOOD PARTS ONLY.
Details
| Nominal diameter | 41 mm |
| Manufacturer | GPO |
| Ø outside piston (A) | 40.96 mm |
| Compression height (C) | 28 mm |
| Curvature (D) | 2.5 mm |
| Total piston height (E) | 52 mm |
| Number of piston rings (F) | 2 pcs |
| Piston ring mold | Rectangular ring |
| Piston ring impact | Internal fuse (IS) |
| Piston ring height | 1.5 mm |
| Ø piston pin (B) | 12 mm |
| Piston weight | 90 g |
Suitable for the following models
| Sachs | 50 (Fahrtwind, 1.25 / 1.5 hp, DE) 502 (Saxonette) - AL, AML 50/2 - L CH (0.8 PS), ML CH (0.8 PS), MB (2.6 PS), MLB (2.6 PS) 50/3 50/4 - MLFB (2.6 PS), LKH (4.5 PS) 503 - AAL, ABL, 2AL / 2BL |
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