i am wanting to build a 70s model 302 block i have that is .30 over i wanna turbo the motor, run fuel injection, and a t5 5 speed. i plan to run a custom grind cam gt40 heads ported and polished gt40 intake ported and polished (to match heads). 70mm tb, Bigger MAF, fuel injectors, 1.6 roller rockers. I wanna run a 530+ lift cam with it. i am having problems figuring out what pistons, crank, rods, and rings to run in the motor i am wanting to run 8-12 psi threw the motor can some1 plz help me.