A Ford Australia engine, the 4.0-liter DOHC Barra ranged from 207 to 496 horsepower in factory form.

In Aftermarket trim, getting the big straight-six into the four-digit horsepower range is achievable.

Engine break-in is one of the most widely misunderstood processes in the automotive world.

High Performance Academy seeks to change that, breaking down what is actually happening during break-in.

Crate engine racing isn't just for automobiles, as proven by the Red Bull Air Race series.

The sealed Lycoming 540 cubic-inch engines put out 320 horsepower, and can operate under insane g-loads.

This video shows the Pete from Pete's Garage installing and checking a new camshaft for his big-block Mopar.

We follow along and explain the the multiple methods of degreeing a freshly installed camshaft.

It's not every day that you get to see one of the most accomplished rotary builders at work.

Here, we get to watch Abel Ibarra assemble a 900-plus horsepower three-rotor 20B engine.

This Toyota 2AR-FE turbo four-cylinder engine has some serious go-fast parts.

This video covers a number of wild V8 engine swaps, and we take a closer look at six of them, from an LS Porsche 911 to a V8 Mini Cooper.

Have you ever gotten a bag of piston rings back from a machine shop and the rings were mixed up?

Here a tech tip on how to identify piston rings by sound so you can put them in the right ring groove.

Check out the new sizzle reel for Horsepower Wars as we find out exactly what we're in for in the first ever season. Let the battle begin.

Our readers told us they wanted to know more about the basics of welding so we went back into our achieves and found the perfect instructional video for TIG welding basic tips and tricks.