LT1-LT4 Modifications 1993-97 Gen II Small Block V8

Breaking Up At Wot

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Old 08-12-2007, 06:03 PM
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Default Breaking Up At Wot

I Have A 383 Stroker,idles Great,runs Great On Street...at The Track ,launches Good And Strong,but Breaks Up After 60 Ft,seems Like A Lack Of Fuel Problem. Any One Else Experience This Problem,i Am Still Running Stock Fuel Pump And Regulator.maybe Fuel Pressure ?
Old 08-12-2007, 07:22 PM
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just a guess maybe you need injectors. did you say you have a tune?
Old 08-13-2007, 01:58 AM
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Bad opti-spark?
Old 08-13-2007, 02:00 AM
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Sounds like lack of fuel.
Old 08-13-2007, 11:17 AM
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the only way to find out is to throw a fuel pressure tester on. I hooked one up to my car, put it on the windshield, closed the hood (doesnt hurt anything) had someone ride with me to watch the fuel pressure as i got on it. That is an easy way to check.



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