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 ...
Most of us DIY guys tend to focus on what's pretty versus what's sound. But there comes a point in time where you're going to want your ride performing as good as it looks. So when that time comes ...
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