The M1 locomotive was a class of locomotives, used by Sri Lanka Railways. This locomotive was manufactured by Brush Bagnall locomotive industries. The locomotives weighed 88 tons had a 1000hp Mirlees V12 JS12VT four stroke engine. The Sri Lanka railway had a fleet of 25 of these Class M1 locomotives which began introduction in 1953 and were removed from service from 1983.[1]
Locomotive number 560 is the subject of a restoration attempt.
| B-B No. | C.G.R. No. | Entered service | Withdrawn |
|---|---|---|---|
| 3025 | 539 | 7 February 1953 | 24 January 1980 |
| 3026 | 540 | 29 January 1953 | 14 October 1983 |
| 3027 | 541 | 16 February 1953 | 24 January 1980 |
| 3028 | 542 | 18 March 1953 | 24 January 1980 |
| 3029 | 543 | 2 May 1953 | 14 October 1983 |
| 3030 | 544 | 29 July 1954 | 24 January 1980 |
| 3031 | 545 | 1 June 1954 | 14 October 1983 |
| 3032 | 546 | 30 June 1954 | 24 January 1980 |
| 3033 | 547 | 29 August 1954 | 2 October 1983 |
| 3034 | 548 | 4 September 1954 | 14 October 1983 |
| 3035 | 549 | 22 October 1954 | 14 October 1983 |
| 3036 | 550 | 18 November 1954 | 24 January 1980 |
| 3037 | 551 | 23 November 1954 | 3 November 1984 |
| 3038 | 552 | 26 January 1955 | 14 October 1983 |
| 3039 | 553 | 22 March 1955 | 14 October 1983 |
| 3040 | 554 | 23 April 1955 | 14 October 1983 |
| 3041 | 555 | 28 April 1955 | 24 January 1980 |
| 3042 | 556 | 24 June 1955 | 24 January 1980 |
| 3043 | 557 | 9 July 1955 | 14 October 1983 |
| 3044 | 558 | 26 October 1955 | 24 January 1980 |
| 3045 | 559 | 28 September 1955 | 20 October 1983 |
| 3046 | 560 | 21 October 1955 | 20 October 1983 |
| 3047 | 561 | 2 November 1955 | 20 October 1983 |
| 3048 | 562 | 3 December 1955 | 7 November 1983 |
| 3049 | 563 | 13 February 1956 | 14 October 1983 |