383/400 stock stroke recipe's!

A buddys1983 383/70 Challenger build. (following the D.C. books). Basic cast piston 383 Magnum short block. The .484 Purple, pocket ported 906's,stock valve sizes. 750 4779 double pumper,383 Torker .4.30's out back,Turbo Action converter,slicks.Everything low dollar,used out of the Direct Connection books(this was 30 years ago).