The ALCO Century 420 is a four-axle, diesel-electric locomotive. 131 were built between June 1963 and August 1968. Cataloged as a part of ALCO's "Century" line of locomotives, the C420 was intended to replace the earlier RS-32 model.

Original owners Owner QuantityErie Mining3Ferrocarril del Sureste2Lehigh and Hudson River Railway9Lehigh Valley Railroad12Long Island Rail Road30Louisville & Nashville Railroad16Monon Railroad18Mississippi Export Railroad1New York, Chicago & St. Louis Railroad1Norfolk & Western Railroad8Piedmont and Northern Railway2Seaboard Air Line Railroad27Tennessee Central Railway2Total 131

Since 2005, roughly 30% of C420 production exists. All units ordered by Mississippi Export, New York, Chicago & St. Louis Railroad ("Nickel Plate"), and Piedmont & Northern Railway have been scrapped.

The two units delivered to the Piedmont & Northern were the first of the Phase II units.

Surviving examples Several C420s survive today.

Ferrocarrill del Sureste #5700 is preserved as NdeM #5700 at the Museo de los Ferrocarriles de Yucatán in Mérida, Yucatán Lehigh Valley Railroad #405 and #414 are operational on the Delaware Lackawanna Railroad in Scranton, Pennsylvania.

Lehigh Valley Railroad #408 is preserved as VLIX #2064 at the Southern Appalachia Railway Museum in Oak Ridge, Tennessee. Long Island Rail Road #200 is operational in active freight service on the Livonia, Avon and Lakeville Railroad in New York. Long Island Rail Road #213 is owned by the Arkansas & Missouri as A&M #69. It was previously active until 2021 on the Dakota Southern Railway in Mitchell, South Dakota as DS #213. Long Island Rail Road #220 is preserved as NdeM #220 at the Museo de los Ferrocarriles de Yucatán in Mérida, Yucatán. Louisville & Nashville Railroad #1310 and #1315 are preserved at the Southern Appalachia Railway Museum in Oak Ridge, Tennessee. Seaboard Air Line Railroad #124 is operational as CVSR #365 on the Cuyahoga Valley Scenic Railroad in Independence, Ohio. Tennessee Central Railway #400 is operational on the Apache Railway as their #82.

See also List of ALCO diesel locomotives List of MLW diesel locomotives

References Preserved Alco and MLW-Built Centuries. Retrieved on August 25, 2009

External links

Sarberenyi, Robert. Alco C420 Original Owners.