Amtrak, SDP40F 636 north at Deerfield Beach, Florida. June 13, 1983. Jack D Kuiphoff © photo #636, built 7/1974

Amtrak train 5, the tri-weekly westbound San Francisco Zephyr, crosses the snow-covered Sierra Nevada Mountains as it heads west from Chicago to Oakland … but, oddly, not to its namesake ... (more)

AMTK 540 heads up the Empire Builder at King St. station as it loads passengers for its trip to Chicago via Stampede Pass to Spokane, then the former GN mainline via Glacier Park to Minneapolis be... (more)

AMTK 536 slows the North Coast Hiawatha to a stop at Livingston, MT. The train will spend some dwell time here while the headend power sets out a former NP FP7A unit for servicing at the BN shops ... (more)

Amtrak's North Coast Hiawatha led by AMTK 564, a second phase SDP40F, makes a station stop at Wenatchee, WA, where at this time the head end crew should have been changed. The train is eastbound f... (more)

Amtrak's North Coast Hiawatha pops out of a tunnel just west of the top of Homstake Pass, providing passengers with a stunning daytime view of the Montana Rockies on its daytime run across western... (more)

PURCELL OK (July) 1977 — Amtrak SDP40F 509 is on the point of train #16 The Lone Star. The train has completed its station stop and is on its way north to its next stop in Norman OK. To the left... (more)

NORMAN OK (July) 1977 — Amtrak SDP40F 504 leads Train 16 The Lone Star. The northbound train has crossed Acres Street as it departs city center. EMD built the 504 (s/n 72694-5) in June 1973. Aft... (more)

The day's first northbound (westbound?) Amtrak San Diegan, train 771, makes its stop in Fullerton, the last stop before Los Angeles, at 9:00, two hours after departing San Diego. This trai... (more)

Just as the sun sets, Amtrak train 4, the eastbound Southwest Limited, is about to depart Los Angeles Union Passenger Terminal behind a trio of SDP40Fs – 524, 519 and 512 – as soon as t... (more)

NORMAN OK — This undated photo shows southbound train 15 making a station stop with Amtrak SDP40f 519 in the lead. Of interest (to me at least) is the front end of our 1955 Chevrolet convertible... (more)

Photo by Gary Zeitler, from my collection. Scapegoat?Maybe. A major wreck was determined to be caused by the trucks, at high speed, so the entire class was scrapped (oops, recycled). I have to ... (more)

FORT WORTH TX (February) 1974 — Amtrak SDP40F 526 leads the northbound Texas Chief as its crew awaits departure clearance. EMD built the 526 (b/n 72694-27) in July 1973. Santa Fe acquired the un... (more)

OKLAHOMA CITY (July) 1977 — Amtrak SDP40f 517 leads the Lone Star past mile post 386 and a Santa Fe train on the siding with lease power. My photo.

This locomotive was built as Amtrak 644 and is the only operable SDP40F in existence. It's owned by https://dynarail.org/ with the hope of restoring it to an Amtrak livery. As with many historic ... (more)