91 lx mustang turbo help

I have a 91 mustang lx I just bought with from what I was told a 306 has holley aluminum heads victor jr upper and lower intake with a 70mm a.r turbo. Fuel injected with30 lbinjectors.I want to instead of spending money on 60lbinjectors tuning etc put a carb setup on it. Can someone point me in the right direction ? Wiring for the car looks like a nightmare.can post pics if needed