get your head flows and all the info to fill out a form like this one
http://jonescams.com/drag-race/
IDK who grinds Hughes cams now was Engle
Engle new Mullen
if you have to spec a new cam send in the above form or contact Controlled Induction as well as all the user opinions
for torque comparison you wouldneed the seat durations
also with roller rockers visit the B3 site and read all four tech articles