bstal18
10-24-08, 01:57 AM
97 gt 4.6 i know i should do the heads first but cant afford that yet,already have cobra headers upr xpipe with flows,3.73 gears, im getting 24 lb injectors what is the best upper plenum,throttle body,and mass air i should get theres so many kinds and sizes? do i need a bigger mass air? 70mm,75mm,80mm? please help
thanks bill
thanks bill