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 |
| Inlet window | 21.4 x 13.5 |
| Thread inlet | M6x1 (standard thread) |
| Area of application | Tuning |
| Hole spacing inlet | 38 mm |
| 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) |
| Hole pattern [mm] | 44 x 44 |
| Decompressor | No |
| Camouflaged | No |
Suitable for the following models
| Puch | E50 ZA50 (Fahrtwindgekühlt) Z50 (X30 Sport) |
Accessories & related products
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
38,60 EUR
swiing® revival stud bolts M6x38 inlet/outlet galvanized (10.9 strength)
Manufacturer: swiing® revival parts · Material: Steel · Surface: galvanized (blue) · Diameter: 5.9 mm · Total length: 38 mm · Thread type: M6x1 (standard thread) · Thread length: 11 mm · Thread length: 19 mm · Strength class: 10.9
2,35 EUR
swiing 15 mm carburetor set camouflaged | Puch E50
Nominal diameter: 15 mm · Manufacturer: swiing® ingenious parts · Component group Carburetor: Carburetor complete · Carburetor type: SRE · Ø fuel hose connection: 5 mm · Ø fuel hose connection: 6 mm · Nozzle size: 62 · Ø Inside entrance: 15 mm · Ø Internal connection: 20 mm · Mounting type: Plug connection clamped · Mounting type: Stud bolts & nuts · Area of application: Tuning · Ø Output inside: 15 mm · Ø Air filter connection: 20 mm · Hole spacing inlet: 38 mm · Choke control: Hand choke · Nozzle thread: M3.5x0.6 (standard thread) · Camouflaged: Yes · Clamping screw torque (max.): 4 N/m
122,60 EUR
swiing® ingenious needle roller bearing 12/15/14.2 original silver cage
Bearing type: Needle roller and cage assembly · Bearing cage: Silver cage · Manufacturer: swiing® ingenious parts · Ø inside: 12 mm · Width: 14.2 mm · Ø outside: 15 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
13,90 EUR
swiing® ingenious resonance exhaust set Ø 28 / 70 mm | Puch Maxi, X30 Sport
Manufacturer: swiing · Material: Steel · Color: Chrome · Surface: chrome-plated · Mounting type: Screwed clamp · Ø Internal connection: 28 mm · Total length: 730 mm · Exhaust type: Cigar · Ø outside: 70 mm · Flame tube attachment: Flange
142,50 EUR
Moped fans like you also bought:
Gas cable Ø 1.25 mm x 220 cm (cylindrical nipple) Bing
Ø Stranded wire: 1.25 mm · Ø nipple: 3 mm · Nipple length: 5 mm · Manufacturer: Made in Germany · Material: Steel · Surface: galvanized (blue) · Number of components: 1 pcs · Cable length: 2200 mm · Nipple shape: Cylinder · Area of application: Standard
3,30 EUR
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
38,60 EUR
Exhaust cigar 28 mm chrome | Puch Maxi S, N / X30 NS, NL
Manufacturer: Made in Portugal · Material: Steel · Color: Chrome · Surface: chrome-plated · Total length: 920 mm · Ø outside: 70 mm · Mounting type: Stud bolts & nuts · Mounting type: Welded lug · Ø Internal connection: 28 mm · Number of fixing points: 1 pcs · Ø Flame tube outside: 28 mm · Exhaust type: Cigar · Flame tube attachment: Flange
46,60 EUR
Bumm mirror round Inox
Manufacturer: Bumm · Material: Chrome steel (stainless steel) · Material: Steel · Surface: chrome-plated · Color: Chrome · Thread type: M8x1.25 (standard thread) · Ø mirror surface: 107 mm · Ø mirror rod: 8 mm · Mirror rod length: 300 mm · Clamping diameter: 22 mm · Thread size: M8 · Total length: 360 mm
29,10 EUR
swiing® ingenious crankshaft High End with mounted bearings (Version 2.0) | Puch E50
Manufacturer: swiing® ingenious parts · Material: Aluminum · Material: Steel · Cheek type: Full cheeks · Crankshaft stroke: 43 mm · Thread type: MF10x1 (fine pitch thread) · Connecting rod length center-center: 90 mm · Number of gears: 1 pcs · Total length of crankpin on clutch side: 74 mm · Total length crankpin ignition side: 66 mm · Ø crank webs: 69.9 mm · Area of application: High End · Area of application: Racing · Area of application: Tuning · Ø Connecting rod eye: 15 mm · Weight: 968 g · Ø piston pin (B): 12 mm · Ø Bearing seat (clutch side): 17 mm · Ø Bearing seat (ignition side): 17 mm · Thread length: 11 mm · Thread length: 15 mm · Dimension needle bearing: 12 / 15 x 14.2 mm (axe 12) · Wide crank webs: 34 mm · Length 1st paragraph: 9 mm · Length 2nd paragraph: 14.5 mm · Length 3rd paragraph: 25 mm · Ø 1st step (on the coupling side): 22 mm · Ø 2nd shoulder (on the clutch side): 17 mm · Ø 3rd step (on the clutch side): 15 mm · Length of shoulder (ignition side): 26.3 mm
209,10 EUR
Hot 
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
58,30 EUR
Collection only possible with online purchase and appointment.
