UP: UP No. 3985 - The Challenger - Union Pacific
https://www.up.com/heritage/steam/3985/index.htm
WEBLearn about the history and specifications of UP Challenger No. 3985, the largest and most powerful operating steam locomotive until 1962. See … Fuel: 6,450 gallonsNo. 5 oil Tender Type: 14-wheeled Gauge of Track: 4 ft. 8-1/2 in. Water Capacity: 25,000 gallons
Fuel: 6,450 gallonsNo. 5 oil
Tender Type: 14-wheeled
Gauge of Track: 4 ft. 8-1/2 in.
Water Capacity: 25,000 gallons
DA: 52 PA: 16 MOZ Rank: 22