ALCO S-2 and S-4 - Wikipedia
网页The ALCO S-2 and S-4 are 1,000-horsepower (746 kW) diesel electric switcher locomotives produced by ALCO and Canadian licensee Montreal Locomotive Works (MLW). [1] Powered by turbocharged, 6-cylinder ALCO 539 diesel engines, the two locomotives differed mainly in their trucks: the S-2 had ALCO "Blunt" trucks; the S-4, AAR type A switcher trucks ...
Alco "S2" Locomotives, The Builder's Most Successful Switcher
网页2024年8月26日 — Overview. Like its S1 sister, the Alco S2 was first produced in 1940 featuring an end-cab design using McIntosh & Seymore's 539 diesel engine. However, unlike the S1 the S2 was more powerful and came equipped with a 1,000 horsepower rating.
ALCO S-2 and S-4 | Conrail Photo Archive
网页ALCO built the S-2 from August, 1940 - June, 1950, and the S-4 from June, 1949 - August, 1957. Power for the S-2's and S-4's came from ALCO's 1,000hp 539T straight-6 prime mover. The initial CR roster listed only PC-inherited S-2's in seried 9633-9660 and S-4's in series 9695-9701, as well as both units in non-consecutive series in the 9700's ...
Atlas HO S-1, S-2 & S-4 Locomotives
网页Built by the American Locomotive Company (Alco) the low-hood S-2 was introduced in 1940 to replace Alco’s earlier high-hood switchers. The 1000 horsepower S-2 was a turbocharged version of the S-1. There were 1,502 S-2’s sold to North American Railroads. Alco introduced the S-4 in 1950.
Atlas HO S-2 Locomotive
网页Atlas HO S-2 Locomotive. Built by the American Locomotive Company (Alco) the low-hood S-2 was introduced in 1940 to replace Alco’s earlier high-hood switchers. The 1000 horsepower S-2 was a turbocharged version of the S-1. There were 1,502 S-2s sold to North American Railroads.
Pictures of CGW 10
网页Chicago Great Western Railway S2 10 at Chicago, Illinois on February 13, 1966, Kodachrome by Chuck Zeiler. This locomotive was one of three (#'s 8-10) Alco S2's owned by the CGW, this one was built in June 1947 (c/n 75239), and in July 1968, became the property of the C&NW through merger.
Pictures of CBQ 9300
网页It was one of nine Alco S2's delivered to the CB&Q during World War II. Delivered in three groups, the first two were assigned to service around the Chicago area, bumped from Chicago assignments by the Baldwin VO-1000's. The Alco's eventually were distributed around the system, finally, all were based in Denver until retired in the late 1960's.
Pictures of CBQ 9302 - rrpicturearchives.net
网页Chicago Burlington & Quincy Railroad S2 9302 at Denver Union Station on August 27, 1965, Kodachrome by Chuck Zeiler. As it turned out, the nine Alco S2's allotted to the CB&Q during WWII were the only Alco diesel locomotives acquired by the CB&Q. They gave it their best shot trying to apply the CB&Q stripes to the Alco radiator shutters. Photo ...
Alco S-Series Success Story - We Are Railfans
网页2022年3月31日 — An evolutionary refinement of the HH series, the new S series visually featured a lower and more attractive hood and was powered by Alco’s six-cylinder M&S 539-series engine. The Alco S1 offered 660 horsepower and its sister, the S2, thanks to turbocharging, delivered 1,000 horsepower.
ALCO S2 and S4 - Trains and Railroads
网页The ALCO S-2 and S-4 are 1,000-horsepower (746 kW) diesel electric switcher locomotives produced by ALCO and Canadian licensee Montreal Locomotive Works (MLW). Powered by turbocharged, 6-cylinder ALCO 539 diesel engines, the two locomotives differed mainly in their trucks: the S-2 had ALCO "Blunt" trucks; the S-4, AAR type A switcher trucks.
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