The Ford and Chevy 427 big blocks sit at the center of one of performance history’s fiercest rivalries, yet the two engines followed very different paths from the dyno cell to the winner’s circle. I ...

General Motors has spent decades refining overhead-valve V8s while much of the industry pivoted to dual overhead cam designs, turbocharging, and downsized blocks. I set out to understand why Chevrolet ...

I needed to call AFR boss Rick Sperling to give him the great results I had just seen with a pair of his company's small-block Chevy heads on a 350. In a way, I was just bragging, because our ...