43.5 mm piston with a 2 mm L-piston ring with internal circlip (IS) and a 1.5 mm rectangular piston ring with flank circlip (FS) for the «GPO Metrakit» cylinder kit on your Puch Maxi S, N, X30 Sport NS, NL and Supermaxi LG1 and LG2 moped / moped.
The detailed dimensioning 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.
| Nominal diameter | 43.5 mm |
| Manufacturer | GPO |
| Material | Aluminum |
| Thick piston ring | 1.9 mm, 1.8 mm |
| Ø outside piston (A) | 43.46 mm |
| Compression height (C) | 22.9 mm |
| Curvature (D) | 3.1 mm |
| Total piston height (E) | 49.55 mm |
| Number of piston rings (F) | 2 pcs |
| Piston ring mold | Rectangular ring, L-ring |
| Piston ring impact | Internal fuse (IS) |
| Ø piston pin (B) | 12 mm |
| Piston ring height | 1.55 mm, 2 mm |
| Weight piston kit | 87 g |
| Puch | E50 ZA50 (air-cooled) Z50 (X30 Sport) |
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GPO gasket set 43.5 & 45 mm (Metrakit replica) | Puch
Manufacturer: GPO · Material: Aluminum · Material: Graphite / Graphite · Material: Sealing carton · Ø cylinder: 43.5 mm · Ø cylinder: 45 mm · Hole spacing inlet: 38 mm · Ø outlet inside: 26.5 mm · Thickness: 0.4 mm · Thickness: 0.5 mm · Thickness: 2.6 mm · Hole spacing outlet: 42 mm · Number of components: 4 pcs · Hole pattern [mm]: 44 X 44
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GPO piston rings 43.5 mm (Metrakit replica) | Puch
Manufacturer: GPO · Nominal diameter: 43.5 mm · Thick piston ring: 1.7 mm · Piston ring mold: L-ring · Piston ring mold: Rectangular ring · Piston ring impact: Flank safety device (FS) · Piston ring impact: Internal fuse (IS) · Height: 1.5 mm
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GPO 43.5 mm cylinder kit (Metrakit replica) | Puch
Number of fixing points: 4 pcs · Manufacturer: GPO · Material: Aluminum · Material: Gray cast iron · Surface: varnished · Displacement: 64 ccm · Crankshaft stroke: 43 mm · Nominal diameter: 43.5 mm · Hole spacing inlet: 38 mm · Ø cylinder neck: 47.8 mm · Ø Inlet inside: 19 mm · Ø outlet inside: 26 mm · Thread inlet: M6x1 (standard thread) · Hole spacing outlet: 42 mm · Area of application: Racing · Area of application: Tuning · Ø piston pin (B): 12 mm · Hole pattern [mm]: 44 x 44 · Outlet type: straight · Thread outlet: M6x1 (standard thread) · Camouflaged: No
EUR 171.90
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