Aluminuim head options for a stroker?

i am just going on what i am told the alims outflo the j buy 10% peice to peice untouched am building a stroker with 9.5 to 1 and was told the same if not headed for the track dont worrie about it if i'm going to go 12;1 then go indy and port or go big and go brodex need to know myself may a real mopar head please speak now