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 |
| Material | Aluminum |
| Surface | sandblasted |
| Displacement | 50 ccm |
| Crankshaft stroke | 43 mm |
| Nominal diameter | 38 mm |
| Thread inlet | M6x1 (standard thread) |
| Ø piston pin (B) | 12 mm |
| Outlet type | straight |
| Hole spacing outlet | 42 mm |
| Number of fixing points | 4 pcs |
| Thread outlet | M6x1 (standard thread) |
| Hole pattern [mm] | 44 x 44 |
| Camouflaged | No |
| Hole spacing inlet | 38 mm |
| Area of application | Tuning |
| 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 · Ø piston pin (B): 12 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 · 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 · Ø outlet inside: 22 mm · Thickness: 0.3 mm · Thickness: 0.4 mm · Thickness: 1.8 mm · Hole spacing inlet: 32 - 38 mm · Hole spacing outlet: 42 mm · Number of components: 4 pcs · Hole pattern [mm]: 44 x 44 mm · Decompressor: Yes · Area of application: Standard
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 · Width: 14.2 mm · Ø outside: 15 mm · Ø inside: 12 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
Moped fans also bought
Gas cable Ø 1.25 mm x 220 cm (cylindrical nipple) Bing
Ø nipple: 3 mm · Nipple length: 5 mm · Manufacturer: Made in Germany · Number of components: 1 pcs · Material: Steel · Surface: galvanized (blue) · Area of application: Standard · Ø Stranded wire: 1.25 mm · Cable length: 2200 mm · Nipple shape: Cylinder
EUR 2.85
Flame tube 28 mm chrome | Puch Maxi S, N / X30 Sport
Manufacturer: Made in Portugal · Material: Steel · Ø outside: 28 mm · Color: Chrome · Total length: 295 mm · Surface: chrome-plated · Ø inside: 24 mm · Mounting type: Stud bolts & nuts · Number of fixing points: 2 pcs · Hole spacing outlet: 42 mm
EUR 20.00
Hot 
swiing® ingenious 15 mm intake manifold camouflaged | Puch E50
Manufacturer: swiing® ingenious parts · Material: Aluminum · Total height: 53 mm · Total length: 46 mm · Area of application: Tuning · Mounting type: Screws · Number of fixing points: 2 pcs · Ø inside: 15 mm · Hole spacing inlet: 38 mm · Height flange center hole: 43 mm · Ø External connection: 20 mm · Camouflaged: Yes
EUR 41.20
swiing® revival screw set engine galvanized | Puch Maxi
Drive: Cross recess · Drive: Hexagon socket · Manufacturer: swiing® revival parts · Material: Steel · Surface: galvanized (blue) · 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 · Width: 14.2 mm · Ø outside: 15 mm · Ø inside: 12 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.
