Freshly-remanufactured Union Pacific AC4400CWM units 6954, 6955, 6901, 6918, 6961 and 6963 were outbound on the Wabtec-BNSF interchange just north of the builder’s Fort Worth plant. The locomotives had been built as 7500-series AC6000CW units and were renumbered when they were repowered with 4400-horsepower prime movers. |