... 2KW to 2000KW with CUMMINS,PERKINS,DEUTZ,WEICHIA,WEIFANG engine for you, Voltage,frequency,phase can be made ... (A)73Structure typeSuper silentEngine Model4B3.9-G1Engine typefour-cylinder, 4-stroke, water cooled, direct injection, in-lined, turbochargeStandby power ... -air after-cooled,turbo-chargedDisplacement L3.9Cylinder bore*stroke mm102*120Engine speed rpm1800Torque Nm255Low idle rpm950-1050Friction ...