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ALCO Century 420

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Power type  Diesel-electric
Model  Century 420
AAR wheel arr.  B-B
Builder  ALCO
Total produced  131
ALCO Century 420
Build date  June 1963 – August 1968

The ALCO Century 420 was a four-axle, 2,000 horsepower (1,491 kW) diesel-electric locomotive of the road switcher type. 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

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.

Phase break down:


  • Lehigh Valley Railroad 405 is currently operating in Scranton, Pennsylvania, as Delaware Lackawanna Railroad 405.
  • Lehigh Valley Railroad 408 is at the Southern Appalachia Railway Museum (Oak Ridge, Tennessee) as VLIX 2064.
  • Lehigh Valley Railroad 414 is on the Delaware Lackawanna Railroad (Scranton, Pennsylvania).
  • Long Island Rail Road 220 is at the Yucatan RR Museum as NdeM 220.
  • Louisville & Nashville Railroad 1310 is at the Southern Appalachia Railway Museum (Oak Ridge, Tennessee).
  • Louisville & Nashville Railroad 1315 is at the Southern Appalachia Railway Museum (Oak Ridge, Tennessee).
  • NdeM 5700 is at the Yucatan RR Museum.
  • Seaboard Air Line Railroad 124 is at the Cuyahoga Valley Scenic Railroad (Independence, Ohio) as their 365.
  • Long Island Rail Road 213 is active on the Dakota Southern RR DS paint scheme, same number Mitchell, South Dakota
  • Livonia, Avon and Lakeville Railroad ex-DCLR, ESHR, VAMD, LIRR 200, currently in operation.
  • References

    ALCO Century 420 Wikipedia