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Without specific model years, I'll answer this for TBI and Vortec engines. The TBI engine has a max pressure of 13 lbs. The engine runs like crap if it drops below 10. The Vortec runs at 65lbs and starts to stumble if it gets much below 60. 55 seems to be the edge before you have starting issues.
What else can I help you with?
What does a fuel pressure regulator do on a Chevy truck?
It controls / regulates the fuel pressure.
What is the fuel pressure on 2001 Chevy Suburban?
THE FUEL PRESSURE ON ALL CHEVY'S 95 AND UP IS 60 TO 65 PSI
Where is the fuel pressure regulator located on a 1998 Chevy van?
Where is the fuel pressure regulator located on a 1998 Chevy van
How do you set the fuel pressure on a 1997 Chevy 350?
The fuel pressure is not adjustable on that vehicle.
What is the fuel pressure for 1999 Chevy 5.7L?
what is the fuel pressure for a 1999 isuzu npr 5.7L fuel injected?
What does the fuel pressure run on a 1988 Chevy Celebrity?
The fuel pressure should be 45 psi.
What does fuel pressure regulator look like 74 Chevy truck?
The 1974 Chevy truck has a mechanical fuel pump with a built in pressure regulator.
What is the fuel pressure for a 1998 Chevy 3500 with a 454 engine?
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 causes to much fuel pressure in a Chevy caviler?
Restricted fuel return line or a faulty fuel pressure regulator.
What is the fuel pressure on a 1996 Chevy pick up?
minimum fuel pressure is 52 lbs to start
Where is the fuel pressure regulator located on a 88 Chevy 5.0 305 v8?
Fuel Pressure Regulator is located on the fuel rail.
Fuel pressure for 1989 Chevy truck?
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