Automakers are quietly rewriting the rules of power under the hood, shrinking engines even as vehicles, especially SUVs, keep ...

Any certified gearhead knows that diesel engines do not use spark plugs. But why not? If power in an engine is created by combustion or explosion of flammable liquids, won't a spark plug in a diesel ...

Modern diesel engines are the right blend between performance and efficiency, but you might have wondered why diesels have not been used in sports cars over the years. A sports car can benefit from ...