The MPI MP20C is a switcher diesel locomotive designed and built by MotivePower in Boise, Idaho.
It has a 2,000 hp (1,490 kW) MTU-Detroit Diesel 12V4000 engine.
It weighs approximately 390,000 lb and is 68 ft 2 in (20.78 m) long.
It also includes a C-C wheel arrangement and an optional dynamic brake.
It includes a continuous tractive effort of 82,000 lbf (360 kN) and a starting tractive effort of 128,000 lbf (570 kN).