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2008 mustang v6 mods: moddbox supercharger kit with eaton M90 supercharger 52lb fuel injectors 255gph fuel pump 8.8 rear end with 3.73 gears and t-lock pypes duel m80 exhaust. My car has a stutter when i accelerate hard. it eventually smooths out but the stutter ruins the fun. I'm trying to...

What I've done: replaced the fuel pump. After which i get no crank when turning the key. the lights all come on but do not dim when turned to start. I read this usually means the ignition switch is bad. I've replaced the ignition switch, starter relay and starter motor. I've checked, i believe...