13t crawler excavator 1.equipmentwith cummins 4BTA3.9 engine 2.Japan kawasaki hydraulic system. 3.komatsu tech. 4. ... Specification 1. Main SpecificationItemUnitReference valueEngine (genuine and imported)Model Cummins 4BTA3.9Battery(v,Ah)12,120×2Start motor(Kw)4.5Max ... bucket (option)m30.45Alternator (A)3 5Alternator(A)35Model Cummins 4BTA3.9Type 4-stroke, water cooling, inline, in-head valve, direct ...