"need help" i have a 89 gt ported e7 heads ,ported stock intake, 24lb injectors ,24 maf,msd 6al, msd distr,msd timming control,mac headers, b303 cam now, 1.72 rockers, and fuel pump and reg. the problem now is since i put the b303 cam in. the car lost a 1.4 sec with the 150 shot of nos. and 8ths on motor. i do have stock valve springs in.