... KAIAO POWER MACHINERY CO., LTDModel of the engine2V870TypeV-twin,4-stroke,air-cooledRated power(kW/HP)15/2016/21Rated speed(r ... , low emission R2V840 V-Twin air-cooled diesel engine is applicable for generator set,water pump,fire pump,lawn mower set,boat ... ,ATV,tractors,harvesters and concrete cutters etc. 3-20hp diesel engine 4-stroke,air-cooled KA2V870 ...