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Fuel Pressure Question

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Old Aug 7, 2008 | 06:59 PM
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Default Fuel Pressure Question

I have an 03 SSS with a return style fuel system. It has the stock intank pump and a magnuson in line booster pump. I recently installed a pressure agauge and it shows ranges from 65-72ish. This seems high to me as I thought 58 was normal. I changed both the pump and regulator and the same result. Is this a sign of a problem or is it fine? My wideband shows correct AFRs for a supercharged truck (11.5ish at wot and 14.7 at idle).

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