Cat 320C
a Cat 3 diesel engine producing a net power of 138 hp, a standard operating weight of approximately 49,200 lbs (22,300 kg), and a maximum swing speed of 11.5 rpm. Its hydraulic system offers a maximum travel pressure of 4,980 psi (34,300 kPa) and a main implement system maximum flow of 54.2 gal/min (205 L/min).
Engine & Performance

Engine Model: Cat Diesel Engine
Gross Power: 143 hp (107 kW)
Net Power (ISO 9249): 138 hp (103 kW)
Displacement: 389 cu in (6.37 L)

Operating & Dimensions

Operating Weight: Approximately 49,200 - 50,700 lbs (22,300 - 23,000 kg)
Maximum Swing Speed: 11.5 rpm
Maximum Drawbar Pull: 44,040 lbs

Hydraulic System

Main Implement System Max Flow: 54.2 gal/min (205 L/min)
Maximum Pressure - Implements: 4,980 psi (34,300 kPa)
Maximum Pressure - Travel: 4,980 psi (34,300 kPa)

Capacities

Fuel Tank Capacity: 75 gallons
Hydraulic System (Including Tank): 63 gallons
Engine Oil: 7.9 gallons
Cooling System: 7.9 gallons