If I were you, and had the money to build a motor(unless your building it yourself)I would just order one from D.S.S. or somewhere like that. They'll put you in the 11's or 10's easy, and be really reliable.
Check out these links.
http://www.dssracing.com/347long.htm
http://www.dssracing.com
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-1989 GT, not stock.
-2000 Camaro SS-A4,
-1989 Chevy S-10, EX. Cab-383, RPM air-gap intake, demon carb., tubbed, trick flow TW heads, trick flow pistons, 6" rod's, etc... autometer phantom gauges, "built" 700R4, roll cage, lexan back window, corbeau seats, R.H.S. 5 harnesses, Fuel cell, convo pro wheels, 15x14's with 29x18.5 M/T'S on back, 15x4's on front, nitrous, 4 inch cowl hood, Ford 9", auburn Pro-series Posi, Pro-billet distributor, Sanderson Jet-hot coated headers, Custom radiator....