alright guy well right now i have my 91 z28 auto, my mods are bbk afpr, bbk underdrive pulleys, and hooker shorties. im planning on working on my rear end next probly putting a detroit locker with some 3.73's. after that im also planning on maybe porting out plenum and buying some after market intake runners (probly SLP) and a bigger tb( maybe 52 or 58 still not sure)..well my question is wat would be a good head and cam set up if i would have these mods im planning on getting? ive hear the xfi 268 from comp cams works with tpi computers, wat if i wanted to go bigger on the cam size? wat would i have to do in order for that cam to work good? and as for heads i really dnt no which set is good..im also planning on procharging my car later on and also stroking it to a 383ci. so can anyone help me out here with a good set up?!?!! thanks in advance