45 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) | 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 | Rectangular ring, L-ring |
| Piston ring impact | Internal fuse (IS) |
| Piston ring height | 1.55 mm, 2 mm |
| Thick piston ring | 1.8 mm, 1.9 mm |
| Weight piston kit | 98 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 · Number of components: 4 pcs · Thickness: 0.4 mm · Thickness: 0.5 mm · Thickness: 2.6 mm · Ø cylinder: 43.5 mm · Ø cylinder: 45 mm · Hole spacing inlet: 38 mm · Ø outlet inside: 26.5 mm · Hole spacing outlet: 42 mm · Hole pattern [mm]: 44 X 44
EUR 18.40
GPO piston rings 45 mm (Metrakit replica) | Puch
Manufacturer: GPO · Diameter: 45 mm · Nominal diameter: 45 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
EUR 15.90
GPO Ø 45 mm cylinder kit (Metrakit replica) | Puch
Nominal diameter: 45 mm · Manufacturer: GPO · Material: Aluminum · Material: Gray cast iron · Surface: varnished · Displacement: 70 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
EUR 197.30
Explore categories from Piston
Moped fans also bought
GPO 45 mm cylinder head tuning black | Puch Maxi S, N, X30 NS, NL, N-2AH
Manufacturer: GPO · Material: Aluminum · Area of application: Tuning · Surface: varnished · Width: 125 mm · Ø cylinder: 45 mm · Height: 55 mm · Total length: 135 mm · Number of fixing points: 4 pcs · Decompressor: No · Camouflaged: Yes
EUR 53.00
Not in stock
Hot 
swiing® ingenious 17 mm SRF carburetor camouflaged | Puch Maxi, Supermaxi, X30 NS / NL
Manufacturer: swiing® ingenious parts · Camouflaged: Yes · Component group Carburetor: Carburetor complete · Material: Aluminum · Carburetor type: SRE · Nominal diameter: 17 mm · Ø Internal connection: 23 mm · Ø Inside entrance: 17 mm · Ø Output inside: 17.1 mm · Ø Air filter connection: 27.5 mm · Ø fuel hose connection: 5 mm · Mixed oil connection: No · Vacuum connection: No · Choke control: Hand choke · Nozzle thread: M3.5x0.6 (standard thread) · Nozzle block: 2.2 · Nozzle size: 74 · Mounting type: Plug connection clamped · Clamping screw torque (max.): 3 N/m · Clamping screw torque (max.): 4 N/m · Total length: 65 mm · Width: 47 mm · Height: 89 mm · Height: 109 mm · Area of application: Tuning
EUR 148.00
Hot
swiing® ingenious intake manifold 17 mm SRF camouflaged | Puch E50
Manufacturer: swiing® ingenious parts · Material: Aluminum · Camouflaged: Yes · Ø inside: 17 mm · Mounting type: Stud bolts & nuts · Ø External connection: 23 mm · Hole spacing inlet: 38 mm · Total height: 53.5 mm · Height flange center hole: 42 mm · Total length: 38 mm · Number of fixing points: 2 pcs · Area of application: Performance · Area of application: Racing · Area of application: Tuning
EUR 55.40
swiing® ingenious 4 mm intake gasket 17 mm intake manifold square | Puch E50, Z50
Manufacturer: swiing® ingenious parts · Material: Oiled paper · Material: Phenolic resin (colloquially known as Bakelite) · Thickness: 4 mm · Nominal diameter: 17 mm · Ø inside: 17 mm · Hole spacing inlet: 38 mm · Ø screw holder: 6.2 mm
EUR 9.25
GPO gasket set 43.5 & 45 mm (Metrakit replica) | Puch
Manufacturer: GPO · Material: Aluminum · Material: Graphite / Graphite · Material: Sealing carton · Number of components: 4 pcs · Thickness: 0.4 mm · Thickness: 0.5 mm · Thickness: 2.6 mm · Ø cylinder: 43.5 mm · Ø cylinder: 45 mm · Hole spacing inlet: 38 mm · Ø outlet inside: 26.5 mm · Hole spacing outlet: 42 mm · Hole pattern [mm]: 44 X 44
EUR 18.40
GPO Ø 45 mm cylinder kit (Metrakit replica) | Puch
Nominal diameter: 45 mm · Manufacturer: GPO · Material: Aluminum · Material: Gray cast iron · Surface: varnished · Displacement: 70 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
EUR 197.30
Collection only possible with online purchase and appointment.
