GPO 45 mm tuning cylinder suitable for various Puch mopeds (Puch Maxi S / N, Puch X30 Sport NS / NL, Puch X30 NG-2A, as well as Puch Supermaxi).
In order to get the full power out of the cylinder, a racing exhaust and a larger carburetor should be fitted.
The matching stud bolts for the intake and exhaust can be found in the accessories.
Scope of delivery as shown in 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.
Details
| Nominal diameter | 45 mm |
| Manufacturer | GPO |
| Material | Aluminum |
| Surface | sandblasted |
| Displacement | 70 ccm |
| Crankshaft stroke | 43 mm |
| Ø cylinder neck | 47.8 mm |
| Hole spacing inlet | 38 mm |
| Ø outlet inside | 23.4 mm |
| Inlet window | 21.4 x 13.5 |
| Thread inlet | M6x1 (standard thread) |
| Hole spacing outlet | 42 mm |
| Hole pattern [mm] | 44 x 44 |
| Ø piston pin (B) | 12 mm |
| Number of fixing points | 4 pcs |
| Decompressor | No |
| Area of application | Tuning |
| Outlet type | straight |
| Thread outlet | M6x1 (standard thread) |
| Camouflaged | No |
Suitable for the following models
| Puch | E50 ZA50 (air-cooled) Z50 (X30 Sport) |
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GPO 45 mm cylinder head tuning Puch Maxi S, N / X30 NS, NL, N-2AH
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Collection only possible with online purchase and appointment.
