mofakult

More power from the engine, without any unnecessary fuss.

GPO cylinders deliver noticeably more pull and form a solid foundation for your setup.

Tune them properly, run them in properly and then: open the throttle.

They don’t make a fuss about themselves.

They offer reliable quality, fair prices and exactly what you need to get your moped running smoothly again.

GPO 41 mm cylinder fan-cooled round inlet | Sachs 50/3, 50/4 (DE)

For: Sachs

27579

GPO 41 mm cylinder fan-cooled round inlet | Sachs 50/3, 50/4 (DE)

Manufacturer: GPO · Material: Gray cast iron · Surface: sandblasted · Displacement: 55 ccm · Crankshaft stroke: 42 mm · Nominal diameter: 41 mm · Hole spacing inlet: 31 mm · Outlet type: Union nut · Camouflaged: No · Number of fixing points: 4 pcs · Area of application: Racing · Area of application: Tuning

EUR 136.30

GPO 41 mm cylinder fan-cooled diaphragm | Sachs 50/3, 50/4 (DE)

For: Sachs

27580

GPO 41 mm cylinder fan-cooled diaphragm | Sachs 50/3, 50/4 (DE)

Manufacturer: GPO · Material: Gray cast iron · Surface: sandblasted · Displacement: 55 ccm · Crankshaft stroke: 42 mm · Nominal diameter: 41 mm · Hole spacing inlet: 67 mm · Outlet type: Union nut · Camouflaged: No · Number of fixing points: 4 pcs · Area of application: Racing · Area of application: Tuning

EUR 136.30

GPO 38 mm Cylinder Kit, Fan-Cooled, 12 mm KoBo | Puch Velux, NG-2AH

For: Puch

25132

GPO 38 mm Cylinder Kit, Fan-Cooled, 12 mm KoBo | Puch Velux, NG-2AH

Nominal diameter: 38 mm · Manufacturer: GPO · Material: Gray cast iron · Surface: sandblasted · Displacement: 50 ccm · Crankshaft stroke: 43 mm · Thread inlet: M6x1 (standard thread) · Hole spacing inlet: 32 mm · Ø piston pin (B): 12 mm · Outlet type: straight · Hole spacing outlet: 42 mm · Thread outlet: M6x1 (standard thread) · Number of fixing points: 4 pcs · Hole pattern [mm]: 44 x 44 · Camouflaged: No · Area of application: Tuning

EUR 100.70

GPO 38 mm Cylinder Kit, Fan-Cooled, 10 mm KoBo | Puch Velux, NG-2AH

For: Puch

25131

GPO 38 mm Cylinder Kit, Fan-Cooled, 10 mm KoBo | Puch Velux, NG-2AH

Nominal diameter: 38 mm · Manufacturer: GPO · Material: Gray cast iron · Surface: sandblasted · Displacement: 50 ccm · Crankshaft stroke: 43 mm · Thread inlet: M6x1 (standard thread) · Hole spacing inlet: 32 mm · Ø piston pin (B): 10 mm · Outlet type: straight · Hole spacing outlet: 42 mm · Thread outlet: M6x1 (standard thread) · Number of fixing points: 4 pcs · Hole pattern [mm]: 44 x 44 · Camouflaged: No · Area of application: Tuning

EUR 106.70

GPO cylinder 38 mm fan-cooled | Puch X30 Velux / NG-2AH

For: Puch

25130

GPO cylinder 38 mm fan-cooled | Puch X30 Velux / NG-2AH

Nominal diameter: 38 mm · Manufacturer: GPO · Material: Gray cast iron · Displacement: 50 ccm · Crankshaft stroke: 43 mm · Hole spacing inlet: 32 mm · Hole spacing for cylinder mounting: 44 mm · Outlet type: straight · Number of fixing points: 4 pcs · Camouflaged: No · Area of application: Racing · Area of application: Tuning

EUR 77.00

GPO 43 mm "Pomodoro" Cylinder | Sachs 503 2AL, AAL, 2BL, ABL

For: Sachs

32402

GPO 43 mm "Pomodoro" Cylinder | Sachs 503 2AL, AAL, 2BL, ABL

Manufacturer: GPO · Material: Gray cast iron · Displacement: 63 ccm · Crankshaft stroke: 43 mm · Ø cylinder neck: 45 mm · Ø Outlet outside: 26 mm · Hole spacing inlet: 32 mm · Hole spacing for cylinder mounting: 44 mm · Outlet type: clamped · Camouflaged: No · Number of fixing points: 4 pcs · Area of application: Racing · Area of application: Tuning

EUR 225.30

GPO 41 mm cylinder "Pomodoro" | Sachs 503

For: Sachs

32401

GPO 41 mm cylinder "Pomodoro" | Sachs 503

Manufacturer: GPO · Material: Gray cast iron · Displacement: 57 ccm · Crankshaft stroke: 43 mm · Nominal diameter: 41 mm · Ø cylinder neck: 45 mm · Ø Outlet outside: 26 mm · Hole spacing inlet: 32 mm · Outlet type: clamped · Camouflaged: No · Area of application: Racing · Area of application: Tuning

EUR 177.90

GPO 41 mm “Sombrero” Cylinder | Puch X30 Velux, NG-2AH

For: Puch

32547

GPO 41 mm “Sombrero” Cylinder | Puch X30 Velux, NG-2AH

Manufacturer: GPO · Material: Gray cast iron · Displacement: 57 ccm · Nominal diameter: 41 mm · Ø cylinder neck: 44.7 mm · Area of application: Tuning · Hole spacing inlet: 32 mm · Outlet type: straight · Camouflaged: No · Number of fixing points: 4 pcs

EUR 177.90

GPO 41 mm cylinder kit fan-cooled diaphragm | Sachs 50/2, 50/3, 50/4 (DE)

For: Sachs

27618

GPO 41 mm cylinder kit fan-cooled diaphragm | Sachs 50/2, 50/3, 50/4 (DE)

Nominal diameter: 41 mm · Manufacturer: GPO · Material: Gray cast iron · Surface: sandblasted · Displacement: 55 ccm · Crankshaft stroke: 42 mm · Thread inlet: M5x0.8 (standard thread) · Hole spacing inlet: 67 mm · Ø piston pin (B): 12 mm · Outlet type: Union nut · Thread outlet: M35x2 (standard thread) · Number of fixing points: 4 pcs · Hole pattern [mm]: 51 x 40 · Camouflaged: No · Area of application: Tuning

EUR 181.40

- 10 %

GPO 41 mm cylinder kit fan-cooled slot | Sachs 50/2, 50/3, 50/4 (DE)

For: Sachs

27617

GPO 41 mm cylinder kit fan-cooled slot | Sachs 50/2, 50/3, 50/4 (DE)

Nominal diameter: 41 mm · Manufacturer: GPO · Material: Gray cast iron · Surface: sandblasted · Displacement: 55 ccm · Crankshaft stroke: 42 mm · Thread inlet: M5x0.8 (standard thread) · Hole spacing inlet: 31 mm · Ø piston pin (B): 12 mm · Outlet type: Union nut · Thread outlet: M35x2 (standard thread) · Number of fixing points: 4 pcs · Hole pattern [mm]: 51 x 40 · Camouflaged: No · Area of application: Tuning

EUR 181.40

EUR 162.40

GPO 41 mm cylinder kit square inlet | Sachs 50/3, 50/4 LKH

For: Sachs

27620

GPO 41 mm cylinder kit square inlet | Sachs 50/3, 50/4 LKH

Nominal diameter: 41 mm · Manufacturer: GPO · Area of application: Tuning · Material: Gray cast iron · Surface: sandblasted · Displacement: 55 ccm · Crankshaft stroke: 42 mm · Thread inlet: M5x0.8 (standard thread) · Hole spacing inlet: 31 mm · Ø piston pin (B): 12 mm · Outlet type: Union nut · Thread outlet: MF40x1.5 (fine pitch thread) · Number of fixing points: 4 pcs · Hole pattern [mm]: 51 x 40 · Camouflaged: No

EUR 181.40

GPO 41 mm cylinder | Sachs 50/3, 50/4 (square inlet) fan-cooled (DE)

For: Sachs

25623

GPO 41 mm cylinder | Sachs 50/3, 50/4 (square inlet) fan-cooled (DE)

Manufacturer: GPO · Material: Gray cast iron · Displacement: 55 ccm · Crankshaft stroke: 42 mm · Nominal diameter: 41 mm · Ø Outlet outside: 40 mm · Number of fixing points: 4 pcs · Hole spacing inlet: 31 mm · Outlet type: Union nut · Cooling type: Fan air cooling · Area of application: Tuning

EUR 136.30

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GPO cylinder heads

Whether you’re replacing an existing part or building a new engine – with a GPO cylinder head, you can count on precision-fit quality that will get your engine running reliably on the road.

Hot

GPO 38 mm cylinder head original | Puch Maxi S, N / X30 NS, NL, N-2AH

For: Puch

10096

GPO 38 mm cylinder head original | Puch Maxi S, N / X30 NS, NL, N-2AH

Manufacturer: GPO · Material: Aluminum · Area of application: Standard · Surface: sandblasted · Total length: 135 mm · Width: 125 mm · Height: 55 mm · Ø cylinder: 38 mm · Hole pattern [mm]: 44 x 44 · Candle thread: short · Number of fixing points: 4 pcs · Decompressor: No

EUR 39.00

GPO 45 mm cylinder head tuning | Puch Maxi S, N / X30 NS, NL, N-2AH

For: Puch

10214

GPO 45 mm cylinder head tuning | Puch Maxi S, N / X30 NS, NL, N-2AH

Manufacturer: GPO · Material: Aluminum · Camouflaged: Yes · Surface: sandblasted · Ø cylinder: 45 mm · Total length: 135 mm · Width: 125 mm · Area of application: Tuning · Number of fixing points: 4 pcs · Height: 55 mm · Candle thread: short · Hole pattern [mm]: 44 x 44 · Decompressor: No

EUR 39.00

GPO 38 mm "Racing" High-Compression Cylinder Head | Puch Maxi S, N / X30 NS, NL, N-2AH

For: Puch

29381

GPO 38 mm "Racing" High-Compression Cylinder Head | Puch Maxi S, N / X30 NS, NL, N-2AH

Manufacturer: GPO · Surface: sandblasted · Ø cylinder: 38 mm · Material: Aluminum · Total length: 135 mm · Number of fixing points: 4 pcs · Ø screw holder: 7.4 mm · Width: 125 mm · Hole pattern [mm]: 45 x 45 · Height: 55 mm · Candle thread: short · Decompressor: No · Area of application: Tuning

EUR 59.20

GPO 45 mm cylinder head tuning black | Puch Maxi S, N, X30 NS, NL, N-2AH

For: Puch

26827

GPO 45 mm cylinder head tuning black | Puch Maxi S, N, X30 NS, NL, N-2AH

Manufacturer: GPO · Material: Aluminum · Surface: varnished · Ø cylinder: 45 mm · Camouflaged: Yes · Number of fixing points: 4 pcs · Decompressor: No · Total length: 135 mm · Width: 125 mm · Height: 55 mm · Area of application: Tuning

EUR 50.90

- 33 %

GPO 38 mm Cylinder Head, AT Model, New Version, Black | Puch

For: Puch

26828

GPO 38 mm Cylinder Head, AT Model, New Version, Black | Puch

Width: 140 mm · Manufacturer: GPO · Material: Aluminum · Surface: varnished · Ø cylinder: 38 mm · Total length: 135 mm · Number of fixing points: 4 pcs · Decompressor: No · Height: 55 mm

EUR 53.30

EUR 35.50

GPO 44 mm Cylinder Head Tuning, Black | Puch Maxi S, N / X30 NS, NL, N-2AH

For: Puch

26826

GPO 44 mm Cylinder Head Tuning, Black | Puch Maxi S, N / X30 NS, NL, N-2AH

Manufacturer: GPO · Material: Aluminum · Surface: varnished · Ø cylinder: 44 mm · Camouflaged: Yes · Number of fixing points: 4 pcs · Hole pattern [mm]: 44 x 44 · Candle thread: short · Decompressor: No · Total length: 135 mm · Width: 125 mm · Height: 55 mm · Area of application: Tuning

EUR 50.90

GPO 38 mm Cylinder Head, Original Black | Puch Maxi S, N / X30 NS, NL, N-2AH

For: Puch

26825

GPO 38 mm Cylinder Head, Original Black | Puch Maxi S, N / X30 NS, NL, N-2AH

Manufacturer: GPO · Material: Aluminum · Surface: varnished · Ø cylinder: 38 mm · Number of fixing points: 4 pcs · Decompressor: No · Total length: 135 mm · Width: 125 mm · Height: 55 mm · Area of application: Original

EUR 50.90

GPO 42 mm cylinder head Puch Tuning (Maxi S, N | X30 NS, NL, N-2AH) black

For: Puch

26830

GPO 42 mm cylinder head Puch Tuning (Maxi S, N | X30 NS, NL, N-2AH) black

Width: 125 mm · Manufacturer: GPO · Material: Aluminum · Surface: varnished · Ø cylinder: 42 mm · Total length: 135 mm · Camouflaged: Yes · Number of fixing points: 4 pcs · Decompressor: No · Height: 55 mm · Area of application: Tuning

EUR 50.90

GPO 40 mm cylinder head "original" | Pony GTX, Cross 521 (A8113)

For: Pony / Cilo (Beta 521 & 512)

34349

GPO 40 mm cylinder head "original" | Pony GTX, Cross 521 (A8113)

Manufacturer: GPO · Material: Aluminum · Surface: varnished · Ø cylinder: 40 mm · Ø screw holder: 6.5 mm · Hole pattern [mm]: 48 x 48 · Candle thread: short · Total length: 120 mm · Width: 108 mm · Number of fixing points: 4 pcs · Pony OEM number: A8113

EUR 77.00

GPO 45 mm cylinder head with O-ring, AT model new version | Puch

For: Puch

12090

GPO 45 mm cylinder head with O-ring, AT model new version | Puch

Manufacturer: GPO · Total length: 140 mm · Material: Aluminum · Surface: glass bead blasted · Ø cylinder: 45 mm · Number of fixing points: 4 pcs · Width: 137 mm · Hole pattern [mm]: 44 x 44 · Candle thread: short · Decompressor: No · Height: 50 mm · Area of application: Tuning

EUR 59.20

GPO 45 mm cylinder head tuning new version | Puch (AT)

For: Puch

10064

GPO 45 mm cylinder head tuning new version | Puch (AT)

Manufacturer: GPO · Material: Aluminum · Ø cylinder: 45 mm · Number of fixing points: 4 pcs · Decompressor: No · Total length: 135 mm · Width: 140 mm · Height: 55 mm · Area of application: Tuning

EUR 41.40

GPO 38 mm Cylinder Head, AT Model, New Version | Puch

For: Puch

11456

GPO 38 mm Cylinder Head, AT Model, New Version | Puch

Manufacturer: GPO · Material: Aluminum · Ø cylinder: 38 mm · Number of fixing points: 4 pcs · Decompressor: No · Total length: 135 mm · Width: 140 mm · Height: 55 mm

EUR 41.40

Page 1 of 3

Other collections

Cylinders from swiing® and GPO

When your cylinder needs replacing, it’s not the fancy sales pitch that counts. What matters is what happens inside the engine. Here you’ll find cylinders from swiing® and GPO for repairs, builds and tuning. Well-made, thoughtfully designed and ready for the workbench.

swiing® and GPO exhaust systems

Exhaust systems from swiing® and GPO add power, sound, and smoothness to your setup. For engines that run not only louder, but cleaner. An exhaust system matters more than you might think. It gives the engine breathing room, adds power to the setup, and turns noise into character. swiing and GPO fit the bill perfectly: cleanly built, with an authentic sound, and designed for engines that are meant to run not just louder, but more harmoniously.

2024-07-31_Collection_Roadtrip-Packliste

Road Trip Essentials

Your road trip is getting closer, but you're not sure if you have everything you need? Our travel professionals have kindly shared their packing lists with us for a successful trip.