C Green New Member Dec 31, 2009 7 0 0 Jan 18, 2010 #1 Jan 18, 2010 #1 I just got a new fuel pressure gauge and adjustable regulator. I set it to 40 psi with the ignition on not cranked. When I crank it it drops to 30 psi and holds steady unless I rev it. Is this correct for a mostly stock car ?
I just got a new fuel pressure gauge and adjustable regulator. I set it to 40 psi with the ignition on not cranked. When I crank it it drops to 30 psi and holds steady unless I rev it. Is this correct for a mostly stock car ?
liljoe07 5 Year Member Feb 18, 2009 1,622 363 124 Cartersville,Ga Jan 18, 2010 #2 Jan 18, 2010 #2 Posted via Mobile Device Set the pressue with the engine running and the vacuum line disconnected.