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C4 Corvettes, 1984 - 1996
C4 Tech/Performance
Fuel Pressure

C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

Fuel Pressure

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Old

Apr 20, 2006 | 01:30 PM

#1

taitrj

Thread Starter

6th Gear

Joined: Jan 2006

Posts: 6

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From: Syracuse NY

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Fuel Pressure

I am going to check my fuel pressure on my '89 L-98 to see if that is what is causing my "missing/rough running" problem. Can anyone tell me what the acceptable range is?

Thanks for the help.

Rick

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Old

Apr 20, 2006 | 01:35 PM

#2

RRT vette

Le Mans Master

Joined: Feb 2006

Posts: 8,753

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From: Louisiana

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36-42psi

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Old

Apr 20, 2006 | 01:42 PM

#3

geezel

Burning Brakes

Joined: Nov 2003

Posts: 1,234

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From: Herriman UT

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Info I got from this forum says 37-42 for 86-87 and 41-47 for 88-91 L98's.

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