Diesel engines do their hardest work in the toughest jobs, from highway semis to construction equipment, and the reason they ...

Cummins released details of its 2027 X15 diesel engine, which it says meets EPA 2027 emissions requirements while improving fuel economy — and without adding weight or using more diesel exhaust fluid.

Oldsmobile had a history of innovation in the automotive industry ranging from the leading-edge design of the 1949 Oldsmobile 88, to the overhead cam Rocket V8 engine and the highly collectable Olds ...