1) 4 stroke engine 4100ZG with output shaft 2) 54kw, water cooled@2200rpm ... Professional diesel engine manufacturer, not simply assembler or trader Decades’ years of manufacturing and exporting ... least should be more than 2 minutes,and thereis 3-5 minutes to idle speed after start ... Co., LtdBrandHUAFATypeFour stroke, in line, water cooledRating power(kw)54Engine Speed(rpm)2200Bore*stroke(mm)100* ...