ALCO Century 425

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ALCO C425
Northbound Livonia, Avon and Lakeville Road Freight in 2007
Type and origin Power type Diesel-electric Builder ALCO Products Model C425 Build date October 1964 – December 1966 Total produced 91
Specifications Configuration: ​  • AAR B-B Gauge 4 ft 8+1⁄2 in (1,435 mm) standard gauge Trucks AAR type B Length 59 ft 4 in (18.08 m) Width 10 ft (3.05 m) Height 14 ft 5 in (4.39 m) Loco weight 280,000 lb (130 t) Fuel capacity 1,660 US gal (6,280 L) Prime mover ALCO 251 Engine type Four-stroke diesel Aspiration Turbocharger Displacement 8,256 cu in (135.3 L) Generator GE DC 5GT-598-D2 Traction motors (4) GE 5GE-752-E50 Cylinders 16 Cylinder size 9 in × 10.5 in (229 mm × 267 mm) Loco brake Straight air, Train brakes Air, Dynamic
Performance figures Maximum speed 70 mph (113 km/h) Power output 2,500 hp (1,860 kW) Tractive effort 40,425 lbf (179.8 kN)
Career Locale North America Disposition Several in service on shortline railroads

The ALCO Century 425 is a four-axle, 2,500 hp (1,860 kW) diesel-electric locomotive. 91 were built between October 1964 and December 1966.

Cataloged as part of ALCO's "Century" line of locomotives, the C425 is an upgraded version of the C424. The C425 employs the same main generator found in General Electric's U25B model.

• List of ALCO diesel locomotives

• Dorin, Patrick C. (1972). Chicago and North Western Power. Burbank, California: Superior Publishing. p. 147. ISBN 0-87564-715-4.
• Pinkpank, Jerry A (1973). The Second Diesel Spotter's Guide. Kalmbach Books. pp. 208, 252. ISBN 0-89024-026-4. LCCN 66-22894.

• Sarberenyi, Robert. "Alco C425 Original Owners".

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