GE ES44 series per
Wikipedia:
Length 73 ft 2 in (22.30 m) (ES44AC/DC), 74 ft 6 in (22.71 m) (ET44AC/AH/C4)
The latter is the current (Tier 4 diesel engine) model. All ES44 are 4400 hp. Built 2003-current. GE has built variations on the ES44 for a variety of export orders, targeting gauges ranging from meter to 5'3". One order, for 3'6" gauge in Brazil, also used a larger engine of 5800 hp.
DDA40X per
Wikipedia:
Length 98 ft 5 in (30.00 m)
Dual-engine diesel producing 6600 hp, total. Built 1960-1971.