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.
| Manufacturer | GPO |
| Material | Aluminum |
| Ø outside piston (A) | 43.46 mm |
| Ø piston pin (B) | 12 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 |
| Nominal diameter | 43.5 mm |
| Piston ring mold | Rectangular ring, L-ring |
| Piston ring impact | Internal fuse (IS) |
| Piston ring height | 1.55 mm, 2 mm |
| Thick piston ring | 1.9 mm, 1.8 mm |
| Weight piston kit | 87 g |
| Puch | E50 ZA50 (air-cooled) Z50 (X30 Sport) |
Ratings
Accessories & related products
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 · Ø outlet inside: 26.5 mm · Hole spacing inlet: 38 mm · Hole spacing outlet: 42 mm · Hole pattern [mm]: 44 X 44 · Thickness: 0.4 mm · Thickness: 0.5 mm · Thickness: 2.6 mm · Number of components: 4 pcs
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GPO piston rings 43.5 mm (Metrakit replica) | Puch
Manufacturer: GPO · Diameter: 43.5 mm · Height: 1.5 mm · Nominal diameter: 43.5 mm · Piston ring mold: L-ring · Piston ring mold: Rectangular ring · Piston ring impact: Flank safety device (FS) · Piston ring impact: Internal fuse (IS) · Thick piston ring: 1.7 mm
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GPO Ø 43.5 mm cylinder kit (Metrakit replica) | Puch
Nominal diameter: 43.5 mm · Manufacturer: GPO · Material: Aluminum · Material: Gray cast iron · Surface: varnished · Displacement: 64 ccm · Crankshaft stroke: 43 mm · Ø cylinder neck: 47.8 mm · Ø outlet inside: 26 mm · Ø Inlet inside: 19 mm · Thread inlet: M6x1 (standard thread) · Hole spacing inlet: 38 mm · Ø piston pin (B): 12 mm · Outlet type: straight · Hole spacing outlet: 42 mm · Thread outlet: M6x1 (standard thread) · Number of fixing points: 4 pcs · Hole pattern [mm]: 44 x 44 · Camouflaged: No · Area of application: Racing · Area of application: Tuning
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Manufacturer: GPO · Material: Aluminum · Surface: varnished · Ø cylinder: 44 mm · Total length: 135 mm · Candle thread: short · Width: 125 mm · Height: 55 mm · Hole pattern [mm]: 44 x 44 · Decompressor: No · Number of fixing points: 4 pcs · Camouflaged: Yes · Area of application: Tuning
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GPO 45 mm piston (Metrakit replica) | Puch
Manufacturer: GPO · Material: Aluminum · Ø outside piston (A): 44.93 mm · Ø piston pin (B): 12 mm · Compression height (C): 23.25 mm · Curvature (D): 2.85 mm · Total piston height (E): 49.6 mm · Number of piston rings (F): 2 pcs · Nominal diameter: 45 mm · Piston ring mold: L-ring · Piston ring mold: Rectangular ring · Piston ring impact: Internal fuse (IS) · Piston ring height: 1.55 mm · Piston ring height: 2 mm · Thick piston ring: 1.8 mm · Thick piston ring: 1.9 mm · Weight piston kit: 98 g
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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 · Ø outlet inside: 26.5 mm · Hole spacing inlet: 38 mm · Hole spacing outlet: 42 mm · Hole pattern [mm]: 44 X 44 · Thickness: 0.4 mm · Thickness: 0.5 mm · Thickness: 2.6 mm · Number of components: 4 pcs
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GPO Ø 43.5 mm cylinder kit (Metrakit replica) | Puch
Nominal diameter: 43.5 mm · Manufacturer: GPO · Material: Aluminum · Material: Gray cast iron · Surface: varnished · Displacement: 64 ccm · Crankshaft stroke: 43 mm · Ø cylinder neck: 47.8 mm · Ø outlet inside: 26 mm · Ø Inlet inside: 19 mm · Thread inlet: M6x1 (standard thread) · Hole spacing inlet: 38 mm · Ø piston pin (B): 12 mm · Outlet type: straight · Hole spacing outlet: 42 mm · Thread outlet: M6x1 (standard thread) · Number of fixing points: 4 pcs · Hole pattern [mm]: 44 x 44 · Camouflaged: No · Area of application: Racing · Area of application: Tuning
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