stock fuel pressure?
09-16-2007, 04:07 PM
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Car: 1991 Camaro Z28
Engine: 305
Transmission: 5 speed
Axle/Gears: alunimum drum limited slip 3.08
stock fuel pressure?
does anyone know what the stock fuel pressure is with the hose off?
09-17-2007, 11:47 PM
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Car: 91 GTA & 92 GTA & 92 GTA
Engine: 305 TPI & 350 TPI & 350 TPI
Transmission: 700R4
Axle/Gears: 3.42 & 3.23 & 3.23
Re: stock fuel pressure?
44 psi on my 305 TPI auto 91 GTA. It varies from year to year though.
10-23-2007, 12:34 AM
#6
Re: stock fuel pressure?
This is important. my 1989 LB9 is 47 psi no vacuum. 38 idle with vac.
maybe GM went to 47 because my car has the dual cats ???
I know there are a few different GM part #'s for FPR's/
maybe GM went to 47 because my car has the dual cats ???
I know there are a few different GM part #'s for FPR's/
10-23-2007, 12:47 AM
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Car: 1983 G20 Chevy
Engine: 305 TPI
Transmission: 4L60
Axle/Gears: 14 bolt with 3.07 gears
Re: stock fuel pressure?
My setup was from a 1986 Peanut cammed 305 Automatic. 46PSI with the line disconnected and 38 psi with my normal idle vacuum of 18 in/hg applied.
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