Cylinder cover without decompressor bore with a combustion chamber diameter of 41 mm suitable for your moped / moped with Sachs 503 2AL, AAL, 2BL, ABL CH engine.
The flat milled head is cleanly finished and fits both bored original Sachs cylinders and tuning cylinders with a diameter of 41 mm. The internal geometry of the tuning cylinder head is adapted to the piston for the AKOA 57 cc cylinder kit in the "Power Edition". The combustion chamber has been slightly reduced in size compared to the previous model and the squeeze band has been slightly raised.
| Manufacturer | AKOA |
| Material | Aluminum |
| Ø cylinder | 41 mm |
| Height | 29 mm |
| Ø outside | 84 mm |
| Area of application | Tuning |
| Number of fixing points | 4 pcs |
| Candle thread | short |
| Hole pattern [mm] | 37 x 37 |
| Decompressor | No |
| Sachs | 503 - AAL , ABL , 2AL / 2BL |
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Nominal diameter: 41 mm · Manufacturer: AKOA · Material: Aluminum · Camouflaged: No · Surface: Nickel silicon carbide (colloquially known as Nikasil) · Area of application: Tuning · Displacement: 57 ccm · Crankshaft stroke: 43 mm · Ø cylinder neck: 45.5 mm · Ø Outlet outside: 25.9 mm · Ø outlet inside: 20.5 mm · Ø Inlet inside: 15.8 mm · Hole spacing inlet: 32 mm · Thread inlet: M6x1 (standard thread) · Number of fixing points: 4 pcs · Ø piston pin (B): 12 mm · Outlet type: clamped · Hole pattern [mm]: 40 x 60 / 37 x 37 · Decompressor: No
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