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
| Manufacturer | GPO |
| Area of application | Tuning |
| Material | Aluminum |
| Surface | sandblasted |
| Displacement | 70 ccm |
| Nominal diameter | 45 mm |
| Crankshaft stroke | 43 mm |
| Ø piston pin (B) | 12 mm |
| Ø cylinder neck | 47.8 mm |
| Ø outlet inside | 23.4 mm |
| Inlet window | 21.4 x 13.5 |
| Thread inlet | M6x1 (standard thread) |
| Number of fixing points | 4 pcs |
| Hole pattern [mm] | 44 x 44 |
| Outlet type | straight |
| Hole spacing outlet | 42 mm |
| Thread outlet | M6x1 (standard thread) |
| Decompressor | No |
| Camouflaged | No |
| Hole spacing inlet | 38 mm |
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
Manufacturer: GPO · Material: Aluminum · Area of application: Tuning · Surface: sandblasted · Ø cylinder: 45 mm · Height: 55 mm · Total length: 135 mm · Number of fixing points: 4 pcs · Hole pattern [mm]: 44 x 44 · Candle thread: short · Width: 125 mm · Decompressor: No · Camouflaged: Yes
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swiing® revival stud bolts M6x38 inlet/outlet galvanized (10.9 strength)
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swiing 15 mm carburetor set camouflaged | Puch E50
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swiing® ingenious needle roller bearing 12/15/14.2 original silver cage
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swiing® ingenious resonance exhaust set Ø 28 / 70 mm | Puch Maxi, X30 Sport
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Manufacturer: GPO · Area of application: Tuning · Material: Aluminum · Surface: sandblasted · Ø cylinder: 45 mm · Total length: 135 mm · Width: 125 mm · Height: 55 mm · Ø screw holder: 7.4 mm · Number of fixing points: 4 pcs · Candle thread: short · Hole pattern [mm]: 44 x 44 · Decompressor: No
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