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

Fuel pressure at wot

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Old Aug 22, 2004 | 08:13 PM
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Default Fuel pressure at wot

I think my car might be running lean. Is 42lbs to low of fuel pressure at wot . I thought it should be in the mid 40's. I am getting 40lbs at key on ,car off. At highway speed 40lbs when you jump on it..
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Old Aug 22, 2004 | 09:14 PM
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need more info, what year is your car?? how old is your fuel filter, injectors, anything fuel related.
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Old Aug 22, 2004 | 09:19 PM
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Its a transplant L89 into a C3. New 22lbs injectors, newer fuel filter, new regulator,
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Old Aug 22, 2004 | 09:25 PM
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how about fuel pump??
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Old Aug 22, 2004 | 09:29 PM
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Asked for a pump for a 89 Vette when I bought it. It's a in tank like the factory style,
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Old Aug 22, 2004 | 10:28 PM
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yes
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Old Aug 22, 2004 | 10:43 PM
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So do you think its a bad pump ot maybe a defective regulator? What reading should I have at Idle, wot, Key on engine off..
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