
41.0 mm piston with two 1.5 mm rectangular piston rings with internal fuse (IS) suitable for Sachs mopeds 502, 50/2, 50/3 and 50/4 cylinders.
This replacement piston is suitable for the GPO Pomodoro 41 mm, the 41 mm Wummer and the Badass Pandora 41 mm racing kit, among others.
The detailed dimensions of the piston according to the technical drawing can be found in the details. You can also find out about the relevant piston rings, their stems and locking types on the legend in the pictures.
| Nominal diameter | 41 mm |
| Manufacturer | GPO |
| Thick piston ring | 1.8 mm |
| Ø outside piston (A) | 40.94 mm |
| Compression height (C) | 28 mm |
| Curvature (D) | 3.2 mm |
| Total piston height (E) | 49.4 mm |
| Number of piston rings (F) | 2 pcs |
| Piston ring mold | Rectangular ring |
| Piston ring impact | Internal fuse (IS) |
| Piston ring height | 1.5 mm |
| Ø piston pin (B) | 12 mm |
| Weight piston kit | 86 g |
| Sachs | 50 (Fahrtwind, 1.25 / 1.5 hp, DE) 502 (Saxonette) - AL , AML 50/2 - L CH (0.8 PS) , ML CH (0.8 PS) , MB (2.6 PS) , MLB (2.6 PS) 50/3 50/4 - MLFB (2.6 PS) , LKH (4.5 PS) 503 - AAL , ABL , 2AL / 2BL |
Accessories & related products
BAD ASS 41 mm "Pandora" tuning cylinder | Sachs 503, 50/2, 502
Manufacturer: BAD ASS · Material: Gray cast iron · Camouflaged: No · Surface: sandblasted · Area of application: Tuning · Crankshaft stroke: 42 mm · Displacement: 55 ccm · Ø piston pin (B): 12 mm · Nominal diameter: 41 mm · Ø cylinder neck: 45 mm · Ø outlet inside: 23 mm · Ø Outlet outside: 26 mm · Ø Inlet inside: 19 mm · Hole spacing inlet: 32 mm · Number of fixing points: 4 pcs · Thread inlet: M6x1 (standard thread) · Outlet type: clamped · Hole pattern [mm]: 40 x 60 / 37 x 37
EUR 264,60
Explore categories from Piston
Moped fans also bought
swiing® revival Stud Bolt M5x23 Inlet (Diaphragm) 10.9 | Sachs 50/2 (A3700)
Manufacturer: swiing® revival parts · Material: Steel · Surface: galvanized (blue) · Area of application: Standard · Total length: 23 mm · Thread type: M5x0.8 (standard thread) · Diameter: 4.9 mm · Nominal diameter (thread): 5 mm · Thread length: 6 mm · Thread length: 12 mm · Pony OEM number: A3700 · Sachs OEM no.: 0640 016 101 · Sachs OEM no.: 0640 016 102
EUR 2,10
swiing® revival gasket set cylinder diaphragm version | Sachs 50/2
Manufacturer: swiing® revival parts · Material: Copper · Material: Sealing paper · Area of application: Standard · Number of components: 5 pcs · Ø outlet inside: 28 mm · Hole spacing inlet: 31 mm · Ø cylinder: 38 mm · Hole spacing inlet: 67 - 31 mm · Hole pattern [mm]: 60 x 40 mm
EUR 15,70
swiing® ingenious 41 mm cylinder kit tuning diaphragm | Sachs 50/2 (CH)
Manufacturer: GPO · Manufacturer: swiing® ingenious parts · Material: Gray cast iron · Camouflaged: Yes · Surface: sandblasted · Area of application: Tuning · Crankshaft stroke: 42 mm · Displacement: 55 ccm · Ø piston pin (B): 12 mm · Nominal diameter: 41 mm · Ø cylinder neck: 44 mm · Ø outlet inside: 26 mm · Ø Outlet outside: 35 mm · Ø Inlet inside: 19 mm · Hole spacing inlet: 68 mm · Number of fixing points: 4 pcs · Inlet window: 57.5 x 19 mm · Thread inlet: M5x0.8 (standard thread) · Outlet type: Union nut · Thread outlet: M35x2 (standard thread) · Hole pattern [mm]: 60 x 40 / 37 x 37
EUR 194,00
GPO 41 mm cylinder "Pomodoro" | Sachs 503
Manufacturer: GPO · Material: Gray cast iron · Crankshaft stroke: 43 mm · Displacement: 57 ccm · Hole spacing inlet: 32 mm · Nominal diameter: 41 mm · Ø cylinder neck: 45 mm · Ø Outlet outside: 26 mm · Area of application: Racing · Area of application: Tuning · Outlet type: clamped · Camouflaged: No
EUR 176,40
GPO 41 mm "Pomodoro" cylinder kit | Sachs 503
Material: Gray cast iron · Manufacturer: GPO · Crankshaft stroke: 43 mm · Displacement: 57 ccm · Hole spacing inlet: 32 mm · Nominal diameter: 41 mm · Ø cylinder neck: 45 mm · Ø outlet inside: 22 mm · Ø Outlet outside: 26 mm · Ø Inlet inside: 19 mm · Ø piston pin (B): 12 mm · Thread inlet: M6x1 (standard thread) · Hole pattern [mm]: 40 x 60 / 37 x 37 · Area of application: Tuning · Outlet type: clamped
EUR 211,70





