Atlanta-based Norfolk Southern and Alstom are retrofitting a pair of half-century-old locomotives with a new hybrid electric propulsion system.

Although the 6.7 Power Stroke Ford diesel engine is solid, the high output variation takes things up a notch. Whether it's ...

Modern internal combustion engines — including those that run on diesel fuel — require a lot of special ... Some of the most common signs of EGR valve failure include things like a lit check engine ...