You might overlook the end gaps of piston rings in your car. They shouldn't be taken so lightly, though, as they actually ...

Engine cylinders can misfire due to problems with the ignition system, the fuel system, air and compression, or sensors and ...

The story of how Honda developed an oval-piston race engine that ultimately failed but still made history along the way.

Explore how boxer engines really work, why they’re not just “flat” engines, and how Porsche and Subaru kept a 120-year-old design alive in some of today’s quickest cars.

Science isn’t fun if we don’t try to break or bend its limits, but sometimes this rebellion doesn’t work. For instance, we don’t make triangular wheels, perforated windshields, or lead pistons for ...

When we here in the modern age think of an “engine,” we are usually thinking of a four-stroke, four-cylinder, gasoline-fed, internal-combustion engine with the valves on the top. But why must that be ...

In theory, Wankel-style rotary internal combustion engines have many advantages: they ditch the cumbersome crankcase and piston design, replacing it with a simple, single-chamber design and a thick, ...

We all know how an automotive piston engine works. During the process of internal combustion, the pistons move up and down in either two or four strokes. Almost every car out there uses a conventional ...

In the 1960s, Chrysler built a handful of cars powered by aircraft-style turbine engines. And where does one take a turbine when it's in need of a rebuild? To the original manufacturer, of course.