i have a 93 cobra with the folloowing mods. stock bottom end, stock cobra upper and lower intakes,gt 40 turbo swril heads, 70 mm throttle body, vortech v1 supercharger pushing 6lbs,power pipe,25lb injectors,bbk equal leanth headers,off road h pipe flowmaster car back, 3.55 gears, bbk 255lph fuel...