Yes, the new Edelbrock Performer RPM heads are good. On our 2006 5.7L-based test engine, we picked up 49 hp and 28 lb-ft of torque by simply bolting them on. The heads are available with three ...

Edelbrock is no stranger to Harleys, and the engineers there know that the way to wake up a sleeping Evolution is with a good set of heads and a cam. So it's no surprise that the company recently ...

The goal to create a 450-plus-horsepower package for the Cleveland Ford has clearly succeeded, and this figure will no doubt be surpassed as larger power-making components are added to the equation.

Right from its very beginning as what most would declare an unsalvageable rusted-out hulk, the 1967 SS396 Chevelle known as the AMD Chevelle was destined to becomeSuper Chevy’s test mule for ...