This 427ci sleeper is a good reason why you don’t judge an engine by the size of its block. The art of deception plays a significant role in the hot rod world. Although most enthusiasts are ...

Project Groundhog, Part 2: Buttoning things up with the installation of heads, valvetrain, and intake on our rescued 2005-era Chevy LS truck engine. When we left Project Groundhog at the end ofPART 1, ...

When you find yourself in need of a new engine for your vehicle, you'll likely end up buying a remanufactured engine instead of rebuilding it or having it rebuilt. That decision depends on the type of ...

Those who want to fully customize their car might wonder if they can paint their engine block's lifter valley. Are there really no downsides to it?

Ever wondered what people are talking about when they say "dual overhead cam"? Don't worry, because we're here to explain it ...

Big-block engines sit at the heart of some of the most iconic American performance cars and trucks, yet the term is often used loosely, as if it were just a synonym for “big horsepower.” In reality, a ...

Hot rodders played with blocks as kids, and still play with them as adults. This vast level of experience notwithstanding, enthusiasts often insist on monkeying around with production blocks. They ...

GM Authority is taking a closer look at how an engine block heater works, while outlining how it can improve cold-weather ...