Back in the May ’12 issue, in a story called “Big Heat”, we showed off the assembly of a factory block-based 496ci short-block, featuring the skills of Bryce Mulvey of Dr. J’s Performance in Anaheim, ...

You want bragging rights that a new set of big-port, big-block heads can provide. You want the performance boost those large runners and exhaust ports deliver as well. What you don't want is the added ...

You want bragging rights that a new set of big-port, big-block heads can provide. You want the performance boost those large runners and exhaust ports deliver as well. What you don't want is the added ...