My mods are as follows.
Cobra Intake
Edelbrock Performer Heads 1.94 & 1.60 Valves
E-Cam
Mac 1 3/4 Longtube Headers
Mac 3inch Pro Chamber H-Pipe
Flowmaster 3inch One Chamber Flows Dumped
Tremmec 3550 Transmission
24lb Injectors
Pro M 75 Mass Air
Just upgraded from 3.27s to 4.30s & got...