The EMD SDP40F is a six-axle 3,000 hp (2.2 MW) C-C diesel–electric locomotive built by General Motors Electro-Motive Division (EMD) from 1973 to 1974. Based on Santa Fe's EMD FP45, …

The locomotives that ultimately became Santa Fe's SDF40-2's started life on Amtrak as SDP40F's. Designed and built by EMD between June 1973 and August 1974, the 150 …

2025年2月26日 · The SDP40F was Amtrak's first new road power, acquired by the carrier between the summers of 1973 and '74. Outwardly, it rode on the stretched frame of the earlier …

Built in 1973/74, the SDP40F was in short a FP45 that incorporated Dash 2 technology, including the HT-C six-axle truck. On paper, the 3000-hp "F-unit" should have been a success.

2011年8月3日 · The Electromotive Division SDP40F is a 6 axle, 3,000 HP diesel-electric locomotive built by EMD for Amtrak from 1973 to 1974. The locomotive was a cowled, …

4 天之前 · The SDP40F seems like the worst offender, but the big six-axle passenger power of the 1970s seems to have had a bad reputation for ride safety, let alone ride quality. What changed …

Amtrak 's SDP40F locomotive, although sharing several mechanical specifications, is visually a much different locomotive. Seven years separate their introductions, and the SDP40F was …

The EMD SDP40F was a six-axle 3,000 hp (2.2 MW) C-C diesel–electric locomotive built by General Motors Electro-Motive Division (EMD) from 1973 to 1974. Based on Santa Fe 's EMD …

The EMD SDP40F was a six-axle, 3000 HP diesel passenger locomotive produced by General Motors Electro-Motive Division specifically for Amtrak. It is essentially an SD40 locomotive with …

SDP40F was designed with conversion to head-end power (HEP) in mind, the bad press they received, cost to upgrade and overhaul the units, and Amtrak’s satisfaction with the versatility …