slant gears help

:lurk:
alright my gearing is somewhere between 2.45 to a 2.73 with 7 1/4 rear end. what am i goona need to hold my own with 5.0 engines? shall i gett a whole new bigger rear end or just up the gears? thanks alot for your help guys it means alot


TO KEEP UP WITH 5.0 YOU'LL NEED A 440 AND A 8 3/4.