I dont know what that supra has or runs, but you really need.... LTs O/r X and 4.10s those are the major mods for the stang LTs and gears, the 2 most bang for the buck mods yet..........
Dave
Hell, just run him and see what happens...
I had a 93lx 5.0 with 8 psi and put the smack down on one.. he stopped me @ the next light asking what I had done to the car...
you might be suprised...
lin