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.
| Nominal diameter | 38 mm |
| Manufacturer | GPO |
| Material | Aluminum |
| Surface | sandblasted |
| Displacement | 50 ccm |
| Crankshaft stroke | 43 mm |
| Ø piston pin (B) | 12 mm |
| Hole spacing inlet | 38 mm |
| Number of fixing points | 4 pcs |
| Hole spacing outlet | 42 mm |
| Thread inlet | M6x1 (standard thread) |
| Area of application | Tuning |
| Outlet type | straight |
| Thread outlet | M6x1 (standard thread) |
| 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 · 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 impact: Internal fuse (IS) · Nominal diameter: 38 mm · Piston ring mold: Rectangular ring · Piston ring height: 1.45 mm · Ø piston pin (B): 12 mm · Piston weight: 66 g
EUR 47.70
GPO gasket set cylinder original | Puch Maxi S, N / X30 NS, NL, N-2AH
Manufacturer: GPO · Material: Aluminum · Material: Sealing carton · Material: Sealing paper · Number of components: 4 pcs · Area of application: Standard · Ø outlet inside: 22 mm · Ø cylinder: 38 mm · Hole pattern [mm]: 44 x 44 mm · Hole spacing inlet: 32 - 38 mm · Thickness: 0.3 mm · Thickness: 0.4 mm · Thickness: 1.8 mm · Hole spacing outlet: 42 mm · Decompressor: Yes
EUR 9.05
swiing® ingenious needle roller bearing 12/15/14.2 original silver cage
Bearing cage: Silver cage · Dimension needle bearing: 12/15 x 14.2 · Manufacturer: swiing® ingenious parts · Bearing type: Needle roller and cage assembly · Ø inside: 12 mm · Ø outside: 15 mm · Width: 14.2 mm · Alternative version of the Pony OEM number: A4222 · Alternative version of the Sachs OEM number: 0232 157 001 · Tomos OEM number: 035548
EUR 14.60
Moped fans also bought
Gas cable Ø 1.25 mm x 220 cm (cylindrical nipple) Bing
Ø nipple: 3 mm · Manufacturer: Made in Germany · 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 · Area of application: Standard
EUR 3.45
Flame tube 28 mm chrome | Puch Maxi S, N / X30 Sport
Manufacturer: Made in Portugal · Material: Steel · Surface: chrome-plated · Color: Chrome · Ø inside: 24 mm · Ø outside: 28 mm · Total length: 295 mm · Mounting type: Stud bolts & nuts · Number of fixing points: 2 pcs · Hole spacing outlet: 42 mm
EUR 20.70
Hot 
swiing® ingenious 15 mm intake manifold camouflaged | Puch E50
Manufacturer: swiing® ingenious parts · Material: Aluminum · Camouflaged: Yes · Ø inside: 15 mm · Hole spacing inlet: 38 mm · Mounting type: Screws · Number of fixing points: 2 pcs · Total height: 53 mm · Area of application: Tuning · Height flange center hole: 43 mm · Ø External connection: 20 mm · Total length: 46 mm
EUR 42.80
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 12.10
swiing® ingenious needle roller bearing 12/15/14.2 original silver cage
Bearing cage: Silver cage · Dimension needle bearing: 12/15 x 14.2 · Manufacturer: swiing® ingenious parts · Bearing type: Needle roller and cage assembly · Ø inside: 12 mm · Ø outside: 15 mm · Width: 14.2 mm · Alternative version of the Pony OEM number: A4222 · Alternative version of the Sachs OEM number: 0232 157 001 · Tomos OEM number: 035548
EUR 14.60
Collection only possible with online purchase and appointment.
