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 ...

With the supercharger testing complete, HPP felt it was time for The Mule to explore some new horizons. Up until now, the stroker 455 retained all of its original build parts and we worked within ...

Normally, when issues like damage and high mileage make replacing the cylinder heads on a 6.6L Duramax diesel engine necessary, most people use rebuilt stock heads. This has been the standard practice ...