So i did a fuel pressure test.

5.7 vortec fuel pressure regulator test. I have a 1989 silverado with a remanufactured tbi, new injectors, new russell performance stainless line, an6 fittings, new ac delco fuel pump, new fuel tank and i'm only getting 6 psi at. The best pressure check is first block the return line with. This started while plowing at the end of the.

It doesn't have a vacuum line attached to the fuel pressure regulator. 30 since top end rebuild. 1998 c2500, 5.7 vortec, 4l80e trans, 3.73 gears.

Start date apr 19, 2021; I've got a 1999 vortec 5.7 with the mpfi injector spider in my jeep. Knowing how to detect a bad 5.7 vortec fuel pressure regulator can save lots of trouble and give you a head start at solving engine.

Marinepower 5.7 vortec efi, fresh water cooled, 220 hours. For months i have been having this problem where the engine looses fuel pressure. Easy way to tell if the regulator is bad is to pull the vacuum line from it (engine off), if it smells like fuel (or has any fuel in it at all) then the regulator needs replaced.

I need help on the fuel system on my 5.7 vortex sfi engine. How much fuel pressure does a 97 chevy 350 5.7 vortec need to. How do i test the fuel regulator on a 2000 5.7 chevy engine?

List of 5.3 vortec fuel pressure regulator symptoms: Tags fuel pressure specs apr 19, 2021 #1 e. Changes in pressure is the action of regulator which is vacuum sensitive.