40.0 mm replacement piston with two 1.5 mm rectangular piston rings with flank lock (FS) to fit the racing cylinder of Solex mopeds / mopeds.
The detailed dimensions of the piston according to the technical drawing can be found in the details. In addition, you can find out about the relevant piston rings, their positions and locking types on the legend in the pictures.
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.
| Nominal diameter | 40 mm |
| Manufacturer | GPO |
| Ø outside piston (A) | 39.97 mm |
| Compression height (C) | 17.6 mm |
| Curvature (D) | 3.3 mm |
| Total piston height (E) | 50.4 mm |
| Number of piston rings (F) | 2 pcs |
| Piston ring mold | Rectangular ring |
| Piston ring impact | Flank safety device (FS) |
| Piston ring height | 1.5 mm |
| Ø piston pin (B) | 12 mm |
| Piston weight | 75 g |
| Solex |
Accessories & related products
GPO 40 mm cylinder kit | Solex
Manufacturer: GPO · Material: Aluminum · Surface: sandblasted · Nominal diameter: 40 mm · Area of application: Tuning · Ø outlet inside: 15 mm · Ø Inlet inside: 10 mm · Ø piston pin (B): 12 mm · Thread inlet: M6x1 (standard thread) · Hole spacing inlet: 32.5 mm · Outlet type: straight · Hole pattern [mm]: 41.5 · Hole spacing outlet: 32.5 mm · Thread outlet: M6x1 (standard thread) · Decompressor: Yes · Camouflaged: No · Number of fixing points: 4 pcs
EUR 133.50
GPO piston pin extractor Ø 10, 12, 14 mm
Manufacturer: GPO · Material: Steel · Surface: burnished · Area of application: (Dis)assembly tool · Diameter: 10 mm · Diameter: 12 mm · Diameter: 14 mm · Number of components: 7 pcs · Width across flats SW: 10 mm · Width across flats SW: 17 mm · Total length: 130 mm
EUR 24.40
Moped fans also bought
GPO 40 mm cylinder kit | Solex
Manufacturer: GPO · Material: Aluminum · Surface: sandblasted · Nominal diameter: 40 mm · Area of application: Tuning · Ø outlet inside: 15 mm · Ø Inlet inside: 10 mm · Ø piston pin (B): 12 mm · Thread inlet: M6x1 (standard thread) · Hole spacing inlet: 32.5 mm · Outlet type: straight · Hole pattern [mm]: 41.5 · Hole spacing outlet: 32.5 mm · Thread outlet: M6x1 (standard thread) · Decompressor: Yes · Camouflaged: No · Number of fixing points: 4 pcs
EUR 133.50
Collection only possible with online purchase and appointment.
