N&W 4143:
This loco was built in x/1971 with EMD serial number 35663. She was built as a freight roadswitcher, model GP38AC with a high short hood.
She became NS 4143.
She was rebuilt to a GP38-2 and renumbered NS 5541 along with other former Southern GP38 and GP38AC units by the NS and given a new short front hood.