When it comes to engines and our fiendish desire to make them more powerful, it's often easy to fall into a few traps. This is because there are a lot of wives' tales, myths, and misnomers out there ...

Over the years, plenty of magazine articles have been written about carburetor spacers. They all talk about how various spacer configurations work and have also delved into the various materials used ...

From the archives: Using a stash of parts and an old set of AFR 227 heads, see how this small-block combo got every last bit of power. To celebrate HOT ROD's 75th anniversary, we teamed up with ...

Regardless of the larger target of extracting big power from your engine build is the primary goal of building a well-tuned combination that provides strong performance across the rpm band. And as ...