I know I need crank,rods, and pistons probably go with je n20 pistons. I have 3:73 w/ trac-loc bbk adj fuel reg.,bbk highpressure fuel pump, lms 90mm mass air ,and nx 150 shot right now. going to go with j-mod 3000-3500 stall? w/ 4:30 gear. what throttle body is suggested and do I need cams? any...