LIONEL SANTA FE CHIEF FT DIESEL RAILSOUNDS 6-30178 engine locomotive 6-38231 6-38231 from the 6-30178 set RailLine: Santa Fe Minimum Curve: O-27, Gauge: Traditional O Gauge NEW RailSounds RTR Operating headlights,Operating coupler on both ends, Dual powerful maintenance-free motors, Lighted cab interior