... type1 cylinder,4 stroke,2 valves1 cylinder,4 stroke,2 valves1 cylinder,4 stroke,2 valves1 cylinder,4 stroke,2 valves1 cylinder,4 stroke ... ,2 valves1 cylinder,4 stroke,2 valvesCooling systemAir ... .1:19.1:19.0:1Max power(kw/r/min)2.0Kw/7000(±375)r/min3.42Kw/7500r/min3.8Kw/7500r ...