OS MAX FS 52 S Saphir Edition Graupner 1874.B

OS MAX FS 52 S Saphir Edition Graupner 1874.B OS SURPASS engines. With the new FS-SURPASS family a new generation of single-cylinder four-stroke engines has been developed by OS. The SURPASS engines are high-powered improvements over current OS four-strokes of equivalent displacement.
The proven four-stroke motor with four ballraces, in a special Limited Edition with painted crankcase

Engine is not coming with thesilencer

Capacity [cc]: 8.56
Power approx.[kW (BHP)]: 0.66 (0.9) at 12,000 rpm
Rotational speed approx.[rpm]: 2,300 - 13,000
Bore [mm]: 23.0
Stroke[mm]: 20.6
Carburettor: 40 N
Shaft thread: 1/4"-28 UNF
Weight approx.[g]: 434