How A Turbocharged Engine Works: A turbocharged engine is designed to generate more power from a smaller engine. It does this ...

Last month's "How It Works" story gave you the basics of the four-stroke cycle, describing the motion of the intake and exhaust valves in relation to the piston moving up and down in the cylinder.

What is a disc brake system? How can one be faster without adding more ponies to the engine? One way is to make your car lighter. Having a higher power-to-weight ratio will make your car faster since ...

When we turn the key, what happens under the hood and why? How does an automobile engine work? What is that sound we hear and the propulsion we feel when the accelerator is depressed? We know gasoline ...

Rotary engines (also known as Wankel engines and Wankel rotary engines) are quite different from piston or "reciprocating" engines. One of the distinguishing features is that they don't need valves to ...

Jet-Hot explains the technology and science behind header and engine coatings, and the benefits they offer in power and durability. In the walk of the hot rodding aftermarket, the term battle tested ...

What causes engine vibration, and are any of these issues something you can handle on your own? Let's take a look at nine ...

Among diesel technicians, a few engines have earned a reputation for turning routine jobs into all-day battles, with cramped packaging, fragile components and baffling design choices that punish ...

Internal combustion might as well be wizardry to me. I have a basic idea of how engines work and I’ve been wrenching on them since I was a teenager, so I get the gist of it, but my feeble brain still ...