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 ...

Ford's reputation as an engine manufacturer has been boosted by successes like the 427 cubic inch V8 that made history at the 24 Hours of Le Mans and the 5.0-liter Coyote V8 that is one of the best ...