The 289 engine in our 1965 Mustang G.T. 350 clone sounded good and ran OK, but it just didn’t seem right. The bottom-end power was decent but as rpm rose, the 289 felt lazy. The guy we bought the car ...

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 ...

If youve noticed that this is one of those engine-build tech stories, youve probably already asked yourself the two most common questions: How big and how much? Well, if you want numbers, chew on ...