The standard fuel pressure for a 1998 Chevy 3500 with a 454 engine is 50 PSI. If fuel pressure drops much below this level, the fuel injectors will not work properly.
what is the ignition timing for a 1988 Chevy 454 engine
12 to 14 pounds ?
YES, that would be a TBI / Throttle body fuel injection engine.
Assuming that is throttle body fuel injection, 41 to 47 psi.
9-13psi
drivers side rear by the distributor under the wiring harness. follow fuel line from under side
9 to 13 LBS. No lower are no higher are you will have starting or running problems.
18436572
try replacing the fuel pump Randy
Inside the distributor.
You can if the year of the 454 is between the years of 1988 to 1995