Not all aluminum rocker arms are created equal. While most will put the stamped steel stockers to shame, differences in design, base material, machining, oiling scheme, and finishing all play a part in the performance of an aftermarket arm. Hughes Engines has taken all of this into account with their big-block rockers with a laundry list of benefits that puts their pivoting pieces right near the top:

Read the whole story at Mopar Connection Magazine HERE: