Diesel engines, for all their rugged usefulness, can be tremendously polluting. They produce more NOx — nitrogen oxides-based emissions – than gasoline-fed cars, as well as more particulates, aka soot ...

The Ford 6.0 Power Stroke diesel succeeded the 7.3-liter oil-burning V-8 and was the Blue Oval's answer to stricter emissions regulations. It was also a strategic move in the evolving power battle ...

If you've been considering a Ram or Ford heavy-duty truck for your next purchase, you might be wondering about how the 6.7 Cummins and Ford 6.7 Powerstroke compare, and understandably so. These two ...