OS MAX 91 SX-HGL C Spec. Graupner 1935 Twin ballraces. With ringed piston and large heat-sink head. Long, ground 8 mm Ø crankshaft nose accepts the ballraced clutch directly when installed in the UNI-MECHANICS 2000. Capacity 14.95 cc
Output power 2.21 (3.0) kW (BHP) at 15,000 rpm
Speed ranger 2,000-16,000 pm
Bore 27.7 mm
Stroke 24.8 mm
Carburettor 60K-C
Shaft thread 1/4"-28 UNF
Weight approx. 635 g
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