Miller cycle engines -- like those once used by Mazda -- make less power more efficiently by holding the intake valve open ...

Mazda’s implementation of the Miller-cycle engine in their production vehicles, starting with the 1995 Xedos 9, marked a ...

Most modern gasoline and diesel-powered engines found in the cars and trucks seen on today's roadways rely on the four-cycle-engine principles developed in the late 1800s by Nikolaus Otto, Gottlieb ...

There are three fathers of invention when it comes to nearly every car on the road today: Otto, Diesel, and Atkinson. They all had one thing in common—a drive to improve the efficiency of the engines ...