... Cummins diesel engine 2.excellent performance 3.low fuel consumption, 4.low noise,large power reserves, long stroke. Performance characteristics:1. Engine: Adopt Cummins diesel engine ... environment, antiquake, anti-loose, stand fire.3. Hydraulic working system: taking advanced of foreign ... weight7600kgGrab and load weight1000kgModel4BTA3.9-C100(cummins)Rated power74kwWalking speed<=30km/hSwing angle ...