Joe, my suggestion is talk to national known and proven engine builders for advice/guidance.
Maybe even better is to post your issue here...
http://drr.infopop.cc/eve/forums/a/frm/f/80760912
and if
FastBuick doesn't reply, shoot him a PM.
He is a competitor at my home track, running a high rpm small block turning 9.40s off the footbrake, on the hill in 4000 foot air which should be 9.20s at a sea level track. I don't know specifics about his combo.