The automotive community has a love-hate relationship with diesel engines. Volkswagen's Dieselgate scandal left a bitter ...

Diesel aircraft engines promise lower fuel burn and cheaper operating costs at a time when every gallon and every kilogram ...

Cummins engines have earned a bit of a cult following over the decades — and for good reason. In the U.S., they're the iron workhorses found in everything from pickup trucks to massive semis, and they ...

There Was A Time When Frank Hart's Oil-Burning Corrado TDI Coupe Would've Been Ridiculous, But Now It Doesn't Sound So Bad Within any group of brand-loyal diehards, there are always smaller sects who ...