General Electric C44-9W profile

Freight trains with orange diesel locomotives pass on curve

General Electric’s 4,400 hp C44-9Ws were, by far, the most popular D.C. traction locomotives the company every produced, with almost 3,600 copies built for North American customers. Sales began in the early 1990s just as A.C. traction was taking hold in the industry. Many railroads were still either wary of the new A.C. technology and […]

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Locomotive model designations explained

Passenger train passes under signal bridge between parked automobiles

Locomotive builders use model designations to differentiate between products, describing major features found on them. Often, these model designations will be used by the railroads who purchase them, or they will be shortened or modified to conform to space limitations on a computer system, uniform naming schemes, or to identify features that are important to […]

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EMD SD70MAC diesel locomotive profile

Diesel locomotives power a coal train around bend in rolling hills

The 1990s were a decade of change for the rail industry. One of the biggest changes was ushered in by the introduction of the EMD SD70MAC diesel locomotive. The transformation of railroad rosters from D.C. traction locomotives to A.C. traction began, and the results have revolutionized railroads big and small. EMD’s SD70MAC was the first […]

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Diesel locomotive slug profile

Two orange slugs operate with two orange diesel locomotives

Non-powered slugs help diesel locomotives move trains at lower speeds. Trains move at various speeds for different reasons. Moving trains from coast to coast requires high-horsepower locomotives to maintain high speeds. Local trains serving online customers or switch jobs in yards can use lower horsepower locomotives, since their top speed is much lower than a […]

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Improve short locomotive wiring in 7 steps

A short O gauge 0-6-0t steam switcher approaches a pair of track turnouts

Some of today’s short-wheelbase locomotives have issues with the prototypical switches and narrow-angle crossings that make an O gauge railroad look realistic. Here’s a quick fix that will allow any locomotive­ ­- even this economical Bethlehem Steel saddle tanker from Lionel – to perform reliably over the troublesome trackwork. THIS IS A PHOTO FEATURE. CLICK […]

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BNSF Railway locomotives reviewed

Three diesel locomotives outside shop building

The motive power fleet of BNSF Railway, which celebrated its 25th anniversary in 2020, has come a long way since Atchison, Topeka & Santa Fe and Burlington Northern merged in 1995. The railroad has transformed its roster from one of the most eclectic in modern times to a more refined fleet of locomotives with a […]

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General Electric B40-8 profile

Orange locomotive cabs side by side

  General Electric’s last high-horsepower, four-axle locomotive model was the Dash 8-40B or more commonly known as the B40-8. The B40-8 was GE’s refinement of the B39-8 which was first delivered in 1987 with production only lasting one year. Both models are indistinguishable from each other externally with the exception of the first few B39-8s […]

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