I have the heads and cam selected for my engine, and wondering what kinda power i can build, my block is a 350 bored .40 over, cam specs are .487Int / .508 Exh & 234 Int / 244 Exh duration @ .050 - 112 degree, its a hyd. flat tappet, and built 407 hp and 444 ft lbs dyno'd on a 383 with some aftermarket 170cc vortecs, and i'll be using 1.6 ratio full roller rockers, my heads i have are a set of mid 80s bowtie phase 2 heads casting # 14011034, 184 cc intake runners, 64 cc with 2.02/1.6, ill be using either a 700 or 750 cfm carb, this is mainly a street car, im hoping i can reach the 400 hp mark, oh and the heads I completely polished, bowl blended, and are minor gasket matched ported.