The M-636 is a six-axle, 3,600 hp diesel locomotive marketed as part of the Montreal Locomotive Works six-axle "M-Line" series of locomotives. It was an evolution of the ALCo C636, and it saw many sales to Canadian, Mexican and Australian customers. Today, there are a handful M-636s left in revenue service.
Original owners Units built by Montreal Locomotive WorksMLW M630/M636/M640 Production Roster The Diesel Shop Image Railroad Quantity Road numbers NotesCanadian National Railway402300–2339Units were ordered without dynamic brakes.Canadian Pacific Railway444700–4743Quebec Cartier Mining1171-76, 81-85Ferrocarril del Pacífico16651-666 Units built by AE GoodwinCliffs Robe River Iron Associates ALCo and Rebuild RosterRio Tinto Locomotive Roster Pilbara Railway PagesBHP Power Roster Pilbara Railway Pages Image Railroad Quantity Road numbers NotesCliffs Robe River Iron Associates79410–9416Hamersley Iron194030-4048Mount Newman Mining165469–5484All were built with ALCo Hi-Ad trucks. Units built by Commonwealth Engineering Image Railroad Quantity Road numbers NotesCliffs Robe River Iron Associates39421–94239423 was the last M636 built in February 1980.Hamersley Iron84049-4056Mount Newman Mining215485–55055485-5495 were built with ALCo Hi-Ad trucks. 5496 and up were built with the standard Dofasco ZWT-3 Hi-Ad trucks. Total 185
See also List of MLW diesel locomotives
References