ScaleTrains SXT41168 Rivet Counter HO Scale EMD SD7, Great Northern/Empire Builder/As Delivered 566 DCC & Sound Equipped RECSES_2026-5-22_CUR_1002 There is a large oval

There is a large oval of track with 6 sections of straight track

Approximately 75 minutes

It was one of the premier routes for Santa Fe until Amtrak took over operations in 1971

sometimes referred to as flywheel action

lockable separating walls in 1991 and

ScaleTrains SXT41168 Rivet Counter HO Scale EMD SD7, Great Northern/Empire Builder/As Delivered 566 DCC & Sound Equipped RECSES_2026-5-22_CUR_1002 There is a large ovalIn 1949, EMD introduced the successful GP7, a versatile "General Purpose" locomotive with improved visibility and easier maintenance over the F and BL series. Building on this, the six axle Special Duty SD7 and later SD9 were later introduced, offering better traction and versatility. The SD9 featured a higher horsepower rating and minor physical changes over production phases. Many were rebuilt in the 1970s to extend their service life, with some