Golf balls have dimples, so they fly farther than balls that don't. Apply the same principle to diesel engines, and you have a gross oversimplification of why dimpled pistons were invented. It's a ...

Diesel engines can technically run backwards, though there's very little (if any) practical applications for this, especially for road-going engines.

What makes a diesel engine different to a regular gas engine, and is one better than the other?

Federal-Mogul announced that it has developed the next generation of the Monosteel piston, called Magnum Monosteel. The new design reduces piston mass by up to 7 percent and includes design features ...