Racing cylinder of the Athena brand for Sachs 504 (with adaptations), 505 & 508 engines, which were installed on Hercules mopeds / mopeds, among others.
Thanks to the large intake, overflow and exhaust, this tuning cylinder provides a significant increase in performance.
The intake manifold with diaphragm system for Dell'Orto SHA or PHBG carburetors and exhaust flange is included in the scope of delivery.
Technical data cylinder:
Attention: For the Swiss 504 engines (42 mm stroke), the following modifications must be made to the cylinder:
Since experience has shown that the steel diaphragm plates supplied can break, we recommend replacing them with carbonite diaphragm plates. You can find these and other suitable parts in the accessories section.
Quality product from the Italian manufacturer Athena.
Details
Material | Aluminum |
Surface | sandblasted |
Manufacturer | Athena |
Number of fixing points | 4 pcs |
Area of application | Tuning |
Crankshaft stroke | 44 mm |
Nominal diameter | 48 mm |
Ø cylinder neck | 51.8 mm |
Ø Outlet outside | 26 mm |
Ø outlet inside | 19.4 mm |
Ø Inlet inside | 14.7 mm, 17.8 mm |
Inlet window | 31.9 x 36.2 |
Ø piston pin (B) | 12 mm |
Hole pattern [mm] | 56/60 x 56 |
Thread inlet | M5x0.8 (standard thread) |
Hole spacing outlet | 50 mm |
Hole spacing inlet | 32.5 mm |
Outlet type | straight, clamped |
Thread outlet | M8x1.25 (standard thread) |
Decompressor | M10x1.5 |
Camouflaged | No |
Suitable for the following models
Sachs | 505 (mit Tretwelle) - 1A (AT), 2 A (HG) 508 - 1 A |
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