The Terex 1604MK is a mid-size mobile excavator engineered for versatility and robust performance in demanding construction and earthmoving applications. This excavator features a powerful BF4M 2012 C engine equipped with a turbolader, delivering a gross power of 131.5 hp (98 kW) at 2300 rpm and a net power of 124.8 hp (92 kW), ensuring reliable operation under heavy loads. The engine’s 194.8 cu in displacement supports efficient fuel consumption and sustained output. With a hydraulic system driven by a single axial piston pump, the 1604MK achieves a flow capacity of 79.3 gpm and a relief valve pressure of 4931.3 psi, providing responsive control and high lifting force. The excavator’s swing mechanism offers a speed of 9 rpm and a torque of 43516.2 lbs ft, enabling smooth and precise rotation. Transmission is handled by a planetary gear system, allowing a maximum travel speed of 12.5 mph (19 kph). The machine’s dimensions include a ground clearance of 1.2 ft, a cab height of 10 ft, an overall width of 8.4 ft, and a wheelbase of 8.4 ft, ensuring stability and maneuverability. The 1604MK is equipped with a 10.00-20 tire size and operates on a 24 V electrical system. Bucket capacity ranges from 1.1 to 1.5 cu yd, with a reference capacity of 1.3 cu yd. The excavator offers multiple boom/stick configurations, with maximum cutting heights from 29.9 to 32.4 ft and digging depths from 18.1 to 20.7 ft, accommodating a wide range of excavation tasks.