Engine:
Model: Komatsu SAA6D102E-2
Type: Water-cooled, 4-cycle, direct injection, diesel engine
Number of cylinders: 6
Displacement: 5.88 L (359 in³)
Gross power: 124 kW (166 hp) @ 2,000 rpm
Hydraulic system:
Main pump type: Variable displacement axial piston pump
Maximum oil flow: 2 x 146 L/min (2 x 38.5 US gpm)
Maximum pressure: 21.5 MPa (3,120 psi)
Operating weight:
WA320-5: 15,300 kg (33,730 lbs)
Bucket capacity:
WA320-5: 2.5 - 3.2 m³ (3.3 - 4.2 yd³)
Maximum dumping clearance:
WA320-5: 2,825 mm (9 ft 3 in)
Maximum digging depth:
WA320-5: 83 mm (3.3 in)