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ALCO S6

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description ALCO S6 Overview

The ALCO S-6, also designated DL-430, is a diesel-electric yard-switcher locomotive built by the American Locomotive Company. ALCO constructed 126 units from May 1955 through December 1960. The model uses an ALCO 251A or 251B six-cylinder diesel engine rated at 900 horsepower, a B-B wheel arrangement, and four powered axles. It was designed for low-speed switching work in railroad yards and industrial service.

help ALCO S6 FAQ

What is an ALCO S-6 locomotive used for?

The ALCO S-6, also designated DL-430, is a diesel-electric yard switcher. Its job is to move and assemble railcars in yards rather than haul long trains at high speed.

How many ALCO S-6 locomotives were built?

ALCO constructed 126 S-6 units from May 1955 through December 1960. Production covered the model's use as a medium-power switching locomotive.

How much power does an ALCO S-6 have?

The locomotive uses an ALCO 251A or 251B six-cylinder diesel engine rated at 900 horsepower. That output suits switching and short-distance freight work.

What does the DL-430 designation mean?

DL-430 is another designation for the ALCO S-6 model. The locomotive is a diesel-electric switcher built by the American Locomotive Company.

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