Of the 603 Sulzer-engined locomotives ordered
Sulzer: London Midland Region
Smiths Means Robust, Precise Locomotive Instrumentation
Modern Brake Equipment
Another 137 New Type 4 Diesel-Electric Locomotives
Sulzer Diesel Engines
Mitchell Shackleton Crankshafts in Sulzer Engines
Sulzer Diesel Engines for British Railways
There are now 120 main-line locomotives with Sulzer Diesel Engines