| Unit | Bldr. | Model | B/D | B/N | F/N | History | Acq. | Ret. | Notes |
| 81 | Alco | C-420 | 6/1964 | 84798 | S3370-20 | nee LN 1305 | 1980 | - | in service |
| 82 | Alco | C-420 | 1/1966 | 3438-1 | | ex-LN 1316; nee Tennessee Central 400 | 1980 | - | in service |
| 83 | Alco | C-420 | 8/1967 | 3490-10 | | ex-LN 1333; nee MON 516 | 1980 | - | in service |
| 84 | Alco | C-420 | 12/1964 | 3397-3 | | ex-NW 415 | 1980 | - | in service |
| 97 | MLW | C-424 | 1965 | 84849 | Q1905-11 | nee CP 4211 | 1998 | - | in service |
| 98 | MLW | C-424 | 1965 | 84865 | Q1905-27 | nee CP 4227 | 1998 | - | in service |
| 99 | MLW | C-424 | 1965 | M3436-01 | | nee CP 4233 | 1998 | - | in service |
| 100 | F-M | H10-44 | 10/1947 | L1081 | | acquired new | 1947 | ? | to SCTR 100 |
| 200 | F-M | H10-44 | 11/1948 | 10L100 | | acquired new | 1948 | ? | to SCTR 200 |
| 600 | Baldwin | S-12 | 6/1952 | 75616 | | acquired new | 1952 | ? | retired; scrapped, 1978 |
| 700 | Alco | RS-36 | 9/1962 | 84116 | | acquired new | 1962 | ? | retired |
| 800 | Alco | RS-36 | 9/1962 | 84117 | | acquired new | 1962 | c.1998 | retired, c.1998 |
| 900 | Alco | RS-36 | 9/1962 | 84118 | | acquired new | 1962 | c.1998 | retired, c.1998 |
| 901 | Alco | RS-11 | 5/1959 | 83418 | | ex-SP 2921; nee SP 5856 | 197x | 1982 | to Smith-Miller Construction, 1982 |
| 902 | Alco | RS-11 | 8/1959 | 83445 | | ex-SP 2925; nee SP 5860 | 197x | 1986 | to Cementos Portland Nacional 3 (Hermosillo, Sonora, MX), 1986 |
| 903 | Alco | RS-11 | 8/1959 | 83449 | | ex-SP 2929; nee SP 5864 | 197x | 1986 | to Cementos Portland Nacional 2 (Hermosillo, Sonora, MX), 1986 |
| 904 | Alco | RS-11 | 8/1959 | 83550 | | ex-SP 2930; nee SP 5865 | ? | 1986 | to Cementos Portland Nacional 1 (Hermosillo, Sonora, MX), 1986 |
