I understand this is an older post but I had almost the same set up on my 85 Cutty a couple of years ago. sbc 350, .30 over, edelbrock 600, 96 vortec heads, 268 extreme energy cam, a very strong 700r that I'm still running, with 3.73's; I ran my best times with 12psi in my rear tires (slicks)...