| Number | Type & Class | Weight | Seats | BR Diagram | Lot number |
| 51951 - 67 (17) | DMC 124/1 | 40 tons 0cwt | 36 2nd 21 1st | 577 | 30603 |
| 51968 - 84 (17) | MBSL 124/2 | 41tons 0cwt | 48 2nd | 579 | 30604 |
| 59765 - 73 (9) | TSL 180 | 32 tons | 64 2nd | 573 | 30605 |
| 59774 - 81 (8) | TFBL 181 | 34 tons 0cwt | 18 1st + 8 buffet | 562 | 30606 |
| Engine Conversions | |
| Old | New |
| 51969 | 59834 |
| 51973 | 59841 |
| 51974 | 59835 |
| 51975 | 59839 |
| 51976 | 59838 |
| 51978 | 59836 |
| 51980 | 59842 |
| 51981 | 59833 |
| 51983 | 59840 |
| 51984 | 59837 |