... cylinder,4-stroke,air-cooled,direct injection,diesel engine Engine type Single cylinder,4-stroke,air-cooled,direct injection,diesel ... (in)] 70x55Dispiacement[ml(cu.in)] 211Engine speed(rpm) 1500/1800Compression ratio 20:1Rated output power[kW(HP)/rpm] 2.5(3 ... ,80 Series of single cylinder of the water cold diesel engine