brass 3/4" nut was on the driver side of my fuel bowl right above the schrader valve. mine is a 97. dont know if there is a diff. and and i have a gauge in my truck. i went from a little over 45 to 62 ish. i just did it now. thanks guys helped out alot i think. i think i can feel the diff. WOT it drops to little over 40psi now. that is with ts chip on the 140 setting

 

well it will be higher at idle then WOT...

 

ya im at 62 ish now at idle