Of all the engine components introduced over the last few decades, nothing has blown open Mopar big-block performance like the Edelbrock heads. Simple, relatively low-cost, and deadly effective, the E ...

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 ...