

Most powerful single-engine diesel locomotive ever built.ġ70,000 pounds-force (756 kN) starting 111,000 pounds-force (494 kN) continuous Donated to Railroading Heritage of Midwest America in April 2022 ġ50 tonnes (165 short tons 148 long tons) Union Pacific 3985 operated for company PR and occasional excursion service from 1981 to 2010. Two locomotives preserved, one on static display. Most powerful diesel-hydraulic locomotive ever built.

4014 in service with the UP Heritage Steam collection Two preserved in museums Surpassed by GT1s. Two remain in working order as heritage locos Ĩ,683 horsepower (6,475 kW) 1-hour ratingġ0,945 horsepower (8,162 kW) 1-hour rating 10,255 horsepower (7,647 kW) continuousġ-30 (control cab), 1B-30B (turbine unit)Ĩ,469 horsepower (6,315 kW) over 10,000 hp at lower altitude and ambient temperatures (turbine only) Still in operation as of October 2012 ĥ,914 horsepower (4,410 kW) 1-hour rating Largest steam locomotive ever operated in Australia Largest non-articulated steam locomotive, and the only seven-axle non-articulated steam locomotive ever built.Ībout 50 locomotives are stopped because of failures in the RK 215 diesel engines Weight and performance figures listed for the Virginian variant, as that locomotive was the heavier and more powerful of the two.ġ7,701 horsepower (13,200 kW) 1-hour ratingġ7,594 horsepower (13,120 kW) 1-hour rating Powerful locomotive in the 1970s high continuous tractive effort.ġ75,000 pounds-force (778 kN) simple 147,200 pounds-force (655 kN) compound Romanian Railways (CFR) and numerous private railways in Romania and HungaryĤ0 (060-EA): 120 km/h, 41 (060-EA1): 160 km/h, 42: 200 km/hĪSEA (first ten), Electroputere Craiova (the rest, approx. This list is incomplete you can help by adding missing items.
