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 |
| Ø outlet inside | 23.4 mm |
| Hole spacing inlet | 38 mm |
| Inlet window | 21.4 x 13.5 |
| Hole pattern [mm] | 44 x 44 |
| Thread inlet | M6x1 (standard thread) |
| Area of application | Tuning |
| Ø piston pin (B) | 12 mm |
| Number of fixing points | 4 pcs |
| Outlet type | straight |
| Hole spacing outlet | 42 mm |
| Thread outlet | M6x1 (standard thread) |
| Decompressor | No |
| Camouflaged | No |
Suitable for the following models
| Puch | E50 ZA50 (Fahrtwindgekühlt) Z50 (X30 Sport) |
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GPO 45 mm cylinder head tuning Puch Maxi S, N / X30 NS, NL, N-2AH
Total length: 135 mm · Width: 125 mm · Height: 55 mm · Manufacturer: GPO · Material: Aluminum · Area of application: Tuning · Camouflaged: Yes · Surface: sandblasted · Ø cylinder: 45 mm · Number of fixing points: 4 pcs · Candle thread: short · Hole pattern [mm]: 44 x 44 · Decompressor: No
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swiing® revival stud bolts M6x38 inlet/outlet galvanized (10.9 strength)
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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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GPO 45 mm cylinder head tuning Puch Maxi S, N / X30 NS, NL, N-2AH
Total length: 135 mm · Width: 125 mm · Height: 55 mm · Manufacturer: GPO · Material: Aluminum · Area of application: Tuning · Camouflaged: Yes · Surface: sandblasted · Ø cylinder: 45 mm · Number of fixing points: 4 pcs · Candle thread: short · Hole pattern [mm]: 44 x 44 · Decompressor: No
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GPO 45 mm cylinder head Racing high-compression | Puch Maxi S, N / X30 NS, NL, N-2AH
Manufacturer: GPO · Material: Aluminum · Surface: sandblasted · Total length: 135 mm · Width: 125 mm · Height: 55 mm · Ø cylinder: 45 mm · Area of application: Tuning · Hole pattern [mm]: 44 x 44 · Candle thread: short · Number of fixing points: 4 pcs · Ø screw holder: 7.4 mm · Decompressor: No
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Collection only possible with online purchase and appointment.
