02regcab4x4

hi im new to the site .just became very addicted to the upgrades you can do .i bought this truck from my friend who had added a 4" exhaust and a southbend clutch. so here i go this weekend i added juice w/ attitude and that was fun hooking up. it said easy install on the box onlyten mins, it said .so ten mins. turned into 3hours any way im babying it till i get my holley blue on this comming weekend Can anyone tell me where my fuel pressure should be and where it should not fall under as a good rule of thumb that i can live by .