This is MTH 80-3248-1 4-6-6-4 w/Snd UP #3976. 4-6-6-4 Challenger (oil burner) steam engine with Proto-Sound 3.0, Union Pacific (black). Cab number: 3976. The first Challengers were conceived in 1936 to replace the Union Pacific’s fleet of three-cylinder 4
The condition of this Locomotive is a C-9, New based on visual inspection according to TCA standards
