The ALCO RS-3 is a 1,600 hp (1.2 MW), B-B diesel-electric locomotive manufactured from May 1950 to August 1956 by American Locomotive Company (ALCO) and its subsidiary Montreal Locomotive Works (MLW).

Dec 27, 2024 · The RS3 was Alco's pinnacle in its early road switcher designs. While the American Locomotive Company would have some success in later Road Switcher (RS) series models, like the RS11 and RSD5, nothing would compare to the amazing success of the RS3.

The ALCO RS-3m is a diesel-electric locomotive rebuilt from an ALCO RS-3 road switcher. These 98 locomotives were rebuilt to replace their original ALCO prime mover with the more reliable EMD 567B engine and fan assemblies taken from retired E8s. [1]

Typical of one of the popular types of locomotives in the first generation of dieselization was the ALCo road switcher, the 1600 hp RS-3. Unit #4128, built in Aug, 1953, was the second to the last of the 130 road units that ended the age of steam on the D&H. November, 1971.

The ALCO RS-3 is a 1,600 hp (1.2 MW), B-B diesel-electric locomotive. It was manufactured by American Locomotive Company (ALCO) and ALCO's subsidiary Montreal Locomotive Works (MLW) from May 1950 to August 1956, and 1,418 were produced — 1,265 for American railroads.

The ALCO RS-3 is a 1,600 hp (1.2 MW), B-B diesel-electric locomotive manufactured from May 1950 to August 1956 by American Locomotive Company (ALCO) and its subsidiary Montreal Locomotive Works (MLW). A total of 1,418 were produced: 1,265 for American railroads, 98 for Canadian railroads, 48 for Brazilian railroads, and seven for Mexican railroads.

These 1,600hp locomotives were powered by an ALCO 244 V-12 engine which was complemented by rugged GE electrical components. The RS-3 was truly a versatile locomotive. It could be found in virtually every type of service from passenger and commuter runs to heavy-haul and local freight assignments.

Alco RS-3; Data Sheet Information Compiled by: Jean-Denis Bachand: New: 25 March 2005: Drawing by: Jacques Belanger-Engine Builder: Alco : Engine: 4-cycle Model 244 V12

Jul 19, 2023 · The ALCO RS-3m is a diesel-electric locomotive rebuilt from an ALCO RS-3 road switcher. These 98 locomotives were rebuilt to replace their original ALCO prime mover with the more reliable EMD 567B engine and fan assemblies taken from retired E8s.

These 1,600hp locomotives were powered by an ALCO 244 V-12 engine which was complimented by rugged GE electrical components. The RS-3 was truly a versatile locomotive. It could be found in virtually every type of service from passenger and commuter runs to heavy-haul and local freight assignments.