A privately owned and is a permanent resident on the GWR. 24081 was preserved in 1981 and has remained operational throughout its life in preservation. Its bogie refurbishment is now complete and the loco is fit for service.
- Wheel arrangement: Bo-Bo
- Origin: Sulzer type 2 locomotive built by British Rail at Crewe in 1960.
- Engine/power: Sulzer 6LDA28A, turbo-charged, four-stroke, 1160hp at 750rpm. Power equipment by A.E.I. and B.T.H.
- Length over buffers: 50ft. 6in. (15.4m)
- Working weight: 74 tons
- Maximum speed: 75 mph