Highest E.I.H.P. to date 3280
Highest E.D.H.P. to date 2880
Projected maximum E.I.H.P. after modifications 3500
Projected maximum E.D.H.P. after modifications 3100
Designed by R.A. Riddles C.B.E
Built at Crewe Works in 1954
Fitted with British Caprotti Valve Gear (Developed by Mr Tom Daniels)