GPO 38 mm tuning cylinder without seal and a large outlet suitable for various Puch mopeds (Puch Maxi S / N, Puch X30 Sport NS / NL, Puch X30 NG-2A, as well as Puch Supermaxi).
Thanks to the 6 exhaust ports, speeds of up to 50 km/h are possible with this cylinder.
The slightly larger cooling fins also ensure better cooling.
The matching stud bolts for the intake and exhaust can be found in the accessories.
Scope of delivery according to figure 1.
This racing kit is also offered in other stores under the names DMP, PSR, Power One or Akoa. However, it is actually just a good, inexpensive standard replacement part. GPO – GOOD PARTS ONLY.
| Manufacturer | GPO |
| Nominal diameter | 38 mm |
| Material | Aluminum |
| Area of application | Tuning |
| Surface | sandblasted |
| Displacement | 50 ccm |
| Crankshaft stroke | 43 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 |
| Puch | E50 ZA50 (air-cooled) Z50 (X30 Sport) |
Accessories & related products
GPO piston 38 mm 6-channel | Puch
Manufacturer: GPO · Nominal diameter: 38 mm · Ø outside piston (A): 37.95 mm · Compression height (C): 22.4 mm · Curvature (D): 4.9 mm · Total piston height (E): 53.85 mm · Number of piston rings (F): 1 pcs · Piston ring mold: Rectangular ring · Piston ring impact: Internal fuse (IS) · Piston ring height: 1.45 mm · Ø piston pin (B): 12 mm · Piston weight: 66 g
EUR 46.00
GPO gasket set cylinder original | Puch Maxi S, N / X30 NS, NL, N-2AH
Manufacturer: GPO · Material: Aluminum · Material: Sealing carton · Material: Sealing paper · Ø cylinder: 38 mm · Area of application: Standard · Ø outlet inside: 22 mm · Thickness: 0.3 mm · Thickness: 0.4 mm · Thickness: 1.8 mm · Hole spacing inlet: 32 - 38 mm · Number of components: 4 pcs · Hole pattern [mm]: 44 x 44 mm · Hole spacing outlet: 42 mm · Decompressor: Yes
EUR 8.75
swiing® ingenious needle roller bearing 12/15/14.2 original silver cage
Bearing cage: Silver cage · Manufacturer: swiing® ingenious parts · Bearing type: Needle roller and cage assembly · Ø inside: 12 mm · Ø outside: 15 mm · Width: 14.2 mm · Dimension needle bearing: 12/15 x 14.2 · Alternative version of the Pony OEM number: A4222 · Alternative version of the Sachs OEM number: 0232 157 001 · Tomos OEM number: 035548
EUR 14.10
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Gas cable Ø 1.25 mm x 220 cm (cylindrical nipple) Bing
Manufacturer: Made in Germany · Ø nipple: 3 mm · Area of application: Standard · Material: Steel · Surface: galvanized (blue) · Number of components: 1 pcs · Ø Stranded wire: 1.25 mm · Cable length: 2200 mm · Nipple shape: Cylinder · Nipple length: 5 mm
EUR 3.30
Hot 
swiing® ingenious 15 mm intake manifold camouflaged | Puch E50
Manufacturer: swiing® ingenious parts · Total height: 53 mm · Material: Aluminum · Area of application: Tuning · Ø inside: 15 mm · Total length: 46 mm · Hole spacing inlet: 38 mm · Height flange center hole: 43 mm · Mounting type: Screws · Ø External connection: 20 mm · Number of fixing points: 2 pcs · Camouflaged: Yes
EUR 41.30
swiing® revival screw set engine galvanized | Puch Maxi
Manufacturer: swiing® revival parts · Material: Steel · Surface: galvanized (blue) · Drive: Cross recess · Drive: Hexagon socket · Screw head: Countersunk head · Screw head: Cylinder head · Screw head: Lens head · Puch OEM number: 900.1216 · Puch OEM number: 901.1308
EUR 11.70
swiing® ingenious needle roller bearing 12/15/14.2 original silver cage
Bearing cage: Silver cage · Manufacturer: swiing® ingenious parts · Bearing type: Needle roller and cage assembly · Ø inside: 12 mm · Ø outside: 15 mm · Width: 14.2 mm · Dimension needle bearing: 12/15 x 14.2 · Alternative version of the Pony OEM number: A4222 · Alternative version of the Sachs OEM number: 0232 157 001 · Tomos OEM number: 035548
EUR 14.10
Collection only possible with online purchase and appointment.
