Adam Metters spends the majority of his workweek sitting behind the wheel of his ’99 Dodge Ram 3500 dualie, towing heavy trailers over long distances in the Pacific Northwest. A lot of the driving ...

Among the many characteristics that differentiate diesel and gasoline engines, a diesel's lack of engine braking is probably the least pronounced-yet one of the most significant. While diesels are ...

Modern diesel engines perform exceptionally well at 1,100 to 1,200 rpm. They deliver peak torque just a few hundred rpm above idle, and peak horsepower somewhere around 1,500 or 1,600 rpm. But what ...

Modern technology has benefited the automobile in more ways than you could count on an Excel spreadsheet. Specifically, heavy duty vehicles have benefited greatly in terms of fuel economy and overall ...