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 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 · Number of fixing points: 4 pcs · 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) · Hole pattern [mm]: 44 x 44 · Camouflaged: No · Area of application: Tuning

EUR 131.50

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 131.50

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 149.40

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 · 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 · Area of application: Tuning

EUR 520.30

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 · 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 · Area of application: Tuning

EUR 182.90

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 182.90

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 182.90

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

EUR 107.50

Hot

GPO 41 mm "Sombrero" cylinder kit | Puch X30 Velux, NG-2AH

For: Puch

34863

GPO 41 mm "Sombrero" cylinder kit | Puch X30 Velux, NG-2AH

Nominal diameter: 41 mm · Manufacturer: GPO · Material: Gray cast iron · Displacement: 57 ccm · Crankshaft stroke: 43 mm · Ø cylinder neck: 44.7 mm · Ø outlet inside: 25 mm · Ø Inlet inside: 19 mm · Thread inlet: M6x1 (standard thread) · 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 · Thread outlet: M6x1 (standard thread) · Number of fixing points: 4 pcs · Hole pattern [mm]: 44 x 44 · Decompressor: No · Camouflaged: No · Area of application: Tuning

EUR 239.10

Hot

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

For: Sachs

34470

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

Nominal diameter: 43 mm · Manufacturer: GPO · Material: Gray cast iron · Displacement: 63 ccm · Crankshaft stroke: 43 mm · Ø cylinder neck: 45 mm · Ø Outlet outside: 26 mm · Ø outlet inside: 22 mm · Ø Inlet inside: 19 mm · Thread inlet: M6x1 (standard thread) · Hole spacing inlet: 32 mm · Ø piston pin (B): 12 mm · Outlet type: clamped · Hole pattern [mm]: 40 x 60 / 37 x 37 · Area of application: Tuning · Alternative version of the Pony OEM number: A1087 · Alternative version of the Sachs OEM number: 0213 142 000

EUR 263.10

Hot

GPO 43 mm cylinder kit "Divertimento" (slotted) | Sachs 502, 50/2, 50/3, 50/4

For: Sachs

35657

GPO 43 mm cylinder kit "Divertimento" (slotted) | Sachs 502, 50/2, 50/3, 50/4

Nominal diameter: 43 mm · Manufacturer: GPO · Material: Gray cast iron · Surface: blank / oiled · Displacement: 61 ccm · Crankshaft stroke: 42 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) · 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]: 60 x 40 / 51 x 40 / 37 x 37 · Decompressor: No · Camouflaged: Yes

EUR 209.20

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 · 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) · 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]: 60 x 40 / 51 x 40 / 37 x 37 · Decompressor: No · Camouflaged: Yes

EUR 203.30

Page 1 of 4

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.

GPO 43.5 mm cylinder head tuning Polini new version | Puch

For: Puch

11417

GPO 43.5 mm cylinder head tuning Polini new version | Puch

Manufacturer: GPO · Material: Aluminum · Ø cylinder: 43.5 mm · Total length: 135 mm · Width: 140 mm · Height: 55 mm · Number of fixing points: 4 pcs · Area of application: Tuning · Decompressor: No

EUR 59.70

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

EUR 51.30

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 · Total length: 135 mm · Width: 140 mm · Height: 55 mm · Number of fixing points: 4 pcs · Decompressor: No

EUR 41.80

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

EUR 59.70

New

GPO 41 mm cylinder head | Sachs 503 2AL / AAL / 2BL / ABL

For: Sachs

37776

GPO 41 mm cylinder head | Sachs 503 2AL / AAL / 2BL / ABL

Manufacturer: GPO · Material: Aluminum · Ø cylinder: 41 mm · Candle thread: short · Ø outside: 85 mm · Hole pattern [mm]: 37 x 37 · Number of fixing points: 4 pcs

EUR 47.70

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

EUR 59.70

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

EUR 107.50

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

EUR 107.50

New

GPO 43 mm cylinder head | Sachs 503 2AL / AAL / 2BL / ABL

For: Sachs

38661

GPO 43 mm cylinder head | Sachs 503 2AL / AAL / 2BL / ABL

Manufacturer: GPO · Material: Aluminum · Ø cylinder: 43 mm · Hole pattern [mm]: 37 x 37 · Candle thread: short · Ø outside: 85 mm · Number of fixing points: 4 pcs · Decompressor: No

EUR 51.30

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 59.70

- 22 %

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

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

EUR 53.70

EUR 41.80

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

EUR 59.70

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.