View Full Version : fuel pressure

01-10-2005, 08:19 PM
i have a 87 gn. the orig owner told me he put in 44lb/hr injectors. the tops are blue. what is my pressure susposed to be? right now i am running about 45psi if the guage is right

01-11-2005, 07:34 AM
Well, pull off the vacume line to the regulator and check with car in park,at idle. That will be your static/base pressure. 42psi is a good starting point. If you set it there, then verify that it goes up 1:1 with boost 15psi of boost and your fuel should read 57psi.