I installed a Holley fuel pressure gauge on my Holley fuel line and the needle bounces constantly but consistantly. The only time it is steady is at hi RPM's. Is this right?
Also, what should the fuel pressure reading be at idle and at hi RPM? I have a 350 with a stock fuel pump.
Also, what should the fuel pressure reading be at idle and at hi RPM? I have a 350 with a stock fuel pump.