An 86 car Roper to Grand Junction manifest struggles to make track speed approaching Riverton siding on May 13, 1993. The lead GP40M-2 experienced power problems just outside Roper Yard and the cr... (more)

A rebuilt EMD/MPI GP40M-2 squeals through Grant Tower in Salt Lake City. The flashy SP 7132 is dressed in new 'speed lettering' livery.

Southern Pacific GP40-2 No. 7132, one of the first units to wear the new 'speed lettering' livery, was recruited to lead Amtrak's California Zephyr from Salt Lake City to Denver on June 8, 1991. T... (more)