V-shaped engines like the V6 and V8 power lots of cars, but you probably never think about what, exactly, that V angle is.

We spend a lot of time preaching about building horsepower through improved combinations of cylinder heads, camshafts, intakes, and so on, and if the mail is any indication, so do you. Bigger, better ...

Toyota’s 3.4-liter twin-turbo V-6 defied expectations by delivering modern power with legendary truck reliability. Here’s why ...

Tuning a carburetor to supply an engine with the correct jetting-air/fuel mixture has always been a job that almost impossible for most hot rod owners and tuners. In the past, most performance engine ...

Diesel engines rely on different types of fuel injection. Mechanical was used early on, but common rail became more popular for a few reasons.