38 mm aluminum cylinder with steel liner, suitable for Sachs 504, 505 & 508 engines, which were installed in Hercules Prima M, 2, 3, 4, 5, Optima and Pony City mopeds / mopeds, among others.
Details
| Nominal diameter | 38 mm |
| Material | Aluminum |
| Displacement | 50 ccm |
| Ø cylinder neck | 52 mm, 44.4 mm |
| Ø Outlet outside | 25.9 mm |
| Ø outlet inside | 22.4 mm |
| Inlet window | 23.2 x 12.8 |
| Ø piston pin (B) | 12 mm |
| Thread inlet | M6x1 (standard thread) |
| Hole spacing inlet | 31.5 mm |
| Outlet type | straight |
| Hole pattern [mm] | 55 x 55 |
| Number of fixing points | 4 pcs |
| Decompressor | M10x1.5 |
Suitable for the following models
| Sachs | 504 (ohne Tretwelle) 505 (mit Tretwelle) - 1A (AT), 2 A (HG) |
| Hercules |
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Airsal 43.5 mm cylinder kit incl. mounting parts | Sachs 504, 505, 508
Manufacturer: Airsal · Material: Aluminum · Camouflaged: No · Area of application: Tuning · Surface: sandblasted · Crankshaft stroke: 44 mm · Ø piston pin (B): 12 mm · Nominal diameter: 43.5 mm · Ø cylinder neck: 50 mm · Ø Outlet outside: 26 mm · Ø Inlet inside: 14 mm · Inlet window: 23.8 x 14.8 · Thread inlet: M6x1 (standard thread) · Number of fixing points: 4 pcs · Hole pattern [mm]: 56 (61) x 56 · Outlet type: clamped · Decompressor: M10x1.5 · Hole spacing inlet: 31 mm
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38 mm cylinder kit 30 km/h version | Sachs 504, 505, (508)
Material: Aluminum · Displacement: 50 ccm · Ø cylinder neck: 49.4 mm · Ø cylinder neck: 51.9 mm · Ø Outlet outside: 25.9 mm · Nominal diameter: 38 mm · Number of fixing points: 4 pcs · Ø outlet inside: 22.5 mm · Hole spacing inlet: 31.5 mm · Ø piston pin (B): 12 mm · Inlet window: 18 x 13.4 · Thread inlet: M6x1 (standard thread) · Hole pattern [mm]: 55 x 55 · Decompressor: M10x1.5 · Outlet type: straight
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Collection only possible with online purchase and appointment.
