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.

- 10 %

GPO 38 mm Original Cylinder, Fan-Cooled, 12 mm KoBo | Puch X30 Velux, NG-2AH, NG-2A

For: Puch

21175

GPO 38 mm Original Cylinder, Fan-Cooled, 12 mm KoBo | Puch X30 Velux, NG-2AH, NG-2A

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: Standard

EUR 143.30

EUR 128.40

GPO 41 mm cylinder kit fan-cooled 12 mm KoBo | Puch X30 Velux, NG-2AH

For: Puch

21177

GPO 41 mm cylinder kit fan-cooled 12 mm KoBo | Puch X30 Velux, NG-2AH

Nominal diameter: 41 mm · Manufacturer: GPO · Manufacturer: swiing® revival parts · Material: Gray cast iron · Surface: sandblasted · Displacement: 60 ccm · Crankshaft stroke: 43 mm · Ø cylinder neck: 43.2 mm · Ø outlet inside: 19.4 mm · Ø Inlet inside: 14.6 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 126.10

GPO 41 mm cylinder kit fan-cooled 10 mm KoBo | Puch X30 Velux, NG-2AH

For: Puch

21176

GPO 41 mm cylinder kit fan-cooled 10 mm KoBo | Puch X30 Velux, NG-2AH

Nominal diameter: 41 mm · Manufacturer: GPO · Manufacturer: Meteor Racing · Material: Gray cast iron · Surface: sandblasted · Displacement: 60 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 126.10

- 10 %

GPO 38 mm Original Cylinder, Fan-Cooled, 10 mm KoBo | Puch X30 Velux, NG-2AH, NG-2A

For: Puch

21174

GPO 38 mm Original Cylinder, Fan-Cooled, 10 mm KoBo | Puch X30 Velux, NG-2AH, NG-2A

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: Standard

EUR 143.30

EUR 128.40

GPO 45 mm cylinder kit (large ribs) | Puch

For: Puch

10065

GPO 45 mm cylinder kit (large ribs) | Puch

Manufacturer: GPO · Material: Aluminum · Surface: sandblasted · Area of application: Tuning · Displacement: 70 ccm · Crankshaft stroke: 43 mm · Nominal diameter: 45 mm · Ø cylinder neck: 47.8 mm · Hole spacing inlet: 38 mm · Inlet window: 21.8 x 14.6 mm · Thread inlet: M6x1 (standard thread) · Ø outlet inside: 24.6 mm · Hole pattern [mm]: 44 x 44 · Ø piston pin (B): 12 mm · Hole spacing outlet: 42 mm · Outlet type: straight · Number of fixing points: 4 pcs · Thread outlet: M6x1 (standard thread) · Decompressor: No · Camouflaged: No

EUR 114.60

Set

For: Puch

24043

GPO tuning set 41 mm | Puch X30 Velux

Nominal diameter: 41 mm · Manufacturer: GPO · Displacement: 60 ccm · Crankshaft stroke: 43 mm · Area of application: Tuning · Hole spacing inlet: 32 mm · Ø piston pin (B): 10 mm · Ø piston pin (B): 12 mm · Outlet type: straight · Hole spacing outlet: 42 mm · Hole pattern [mm]: 44 x 44 · Decompressor: No · Camouflaged: No

EUR 499.00

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 175.40

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 103.10

GPO 38 mm cylinder kit diaphragm | Sachs 50/2, 50/3, 50/4 fan-cooled (DE)

For: Sachs

30295

GPO 38 mm cylinder kit diaphragm | Sachs 50/2, 50/3, 50/4 fan-cooled (DE)

Nominal diameter: 38 mm · Manufacturer: GPO · Material: Gray cast iron · Surface: sandblasted · Displacement: 50 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 / 37 x 37 · Camouflaged: No · Area of application: Tuning

EUR 163.90

GPO 38 mm cylinder kit slotted | Sachs 50/2, 50/3, 50/4 fan-cooled (DE)

For: Sachs

30296

GPO 38 mm cylinder kit slotted | Sachs 50/2, 50/3, 50/4 fan-cooled (DE)

Nominal diameter: 38 mm · Manufacturer: GPO · Material: Gray cast iron · Surface: sandblasted · Displacement: 50 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 / 37 x 37 · Camouflaged: No · Area of application: Tuning

EUR 137.60

Hot

GPO 40 mm cylinder kit 12 mm KoBo | Puch X30 Velux, NG-2AH

For: Puch

29225

GPO 40 mm cylinder kit 12 mm KoBo | Puch X30 Velux, NG-2AH

Nominal diameter: 40 mm · Manufacturer: GPO · Material: Gray cast iron · Surface: sandblasted · Displacement: 55 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 137.60

Hot

GPO 41 mm cylinder kit "Divertimento" (slotted) | Sachs 502, 50/2, 50/3, 50/4

For: Sachs

35658

GPO 41 mm cylinder kit "Divertimento" (slotted) | Sachs 502, 50/2, 50/3, 50/4

Nominal diameter: 41 mm · Manufacturer: GPO · Material: Gray cast iron · Surface: blank / oiled · Displacement: 55 ccm · Crankshaft stroke: 42 mm · Hole spacing inlet: 31 mm · Ø cylinder neck: 46 mm · Ø Outlet outside: 40 mm · Ø outlet inside: 28 mm · Inlet window: 17 x 15 mm · Thread inlet: M5x0.8 (standard thread) · Ø piston pin (B): 12 mm · Hole pattern [mm]: 60 x 40 / 51 x 40 / 37 x 37 · Outlet type: Union nut · Thread outlet: MF40x1.5 (fine pitch thread) · Number of fixing points: 4 pcs · Decompressor: No · Camouflaged: Yes

EUR 194.90

Page 1 of 5

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

For: Puch

11266

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

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

EUR 49.20

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

EUR 57.30

New

GPO 38 mm cylinder head with decompressor (pre-assembled) | Sachs 503 2AL / AAL / 2BL / ABL

For: Sachs

37790

GPO 38 mm cylinder head with decompressor (pre-assembled) | Sachs 503 2AL / AAL / 2BL / ABL

Manufacturer: GPO · Ø outside: 85 mm · Material: Aluminum · Ø cylinder: 38 mm · Hole pattern [mm]: 37 x 37 · Decompressor: Yes

EUR 103.10

New

GPO 43 mm Cylinder Head with Decompressor (Pre-assembled) | Sachs 503 2AL / AAL / 2BL / ABL

For: Sachs

37792

GPO 43 mm Cylinder Head with Decompressor (Pre-assembled) | Sachs 503 2AL / AAL / 2BL / ABL

Manufacturer: GPO · Ø outside: 85 mm · Material: Aluminum · Ø cylinder: 43 mm · Hole pattern [mm]: 37 x 37 · Decompressor: Yes

EUR 103.10

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

EUR 74.50

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

For: Puch

11419

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

Manufacturer: GPO · Material: Aluminum · Ø cylinder: 38 mm · Number of fixing points: 4 pcs

EUR 57.30

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

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

EUR 49.20

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

EUR 40.00

New

GPO 38 mm cylinder head | Sachs 503 2AL / AAL / 2BL / ABL

For: Sachs

37775

GPO 38 mm cylinder head | Sachs 503 2AL / AAL / 2BL / ABL

Manufacturer: GPO · Ø outside: 85 mm · Material: Aluminum · Ø cylinder: 38 mm · Candle thread: short · Hole pattern [mm]: 37 x 37 · Number of fixing points: 4 pcs · Pony OEM number: A1087 · Sachs OEM no.: 0213 142 000

EUR 45.80

GPO 43.5 mm cylinder head with O-ring, Polini Tuning new version | Puch

For: Puch

11418

GPO 43.5 mm cylinder head with O-ring, Polini Tuning new version | Puch

Manufacturer: GPO · Total length: 140 mm · Width: 135 mm · Height: 55 mm · Material: Aluminum · Surface: sandblasted · Ø cylinder: 43.5 mm · Candle thread: short · Hole pattern [mm]: 44 x 44 · Decompressor: No · Number of fixing points: 4 pcs · Area of application: Tuning

EUR 61.80

Hot

GPO 45 mm "Racing" High-Compression Cylinder Head | Puch Maxi S, N / X30 NS, NL, N-2AH

For: Puch

29380

GPO 45 mm "Racing" High-Compression Cylinder Head | Puch Maxi S, N / X30 NS, NL, N-2AH

Manufacturer: GPO · Total length: 135 mm · Width: 125 mm · Height: 55 mm · Material: Aluminum · Surface: sandblasted · Ø cylinder: 45 mm · Candle thread: short · Hole pattern [mm]: 44 x 44 · Decompressor: No · Number of fixing points: 4 pcs · Ø screw holder: 7.4 mm · Area of application: Tuning

EUR 57.30

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

EUR 49.20

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.