<br>126 t
|axleload = ~22.2 long tons<br>21.5 t (with Class 47 type bogies)
|maxspeed =
|poweroutput = Engine: @1,100 rpm The locomotive number is a combination of the initials of Hawker Siddeley (the owners of Brush Traction) and the power rating of its Sulzer diesel engine (4,000 hp), making it the most powerful locomotive built by the company.
It was of Co-Co wheel arrangement and was fitted with a Sulzer 16LVA24 engine rated at providing a maximum speed of