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Re: Ls swap 4.8 fuel question
im in the same boat kind of 04 4.8ls swap runs like poo, intake gasets mas flow, system lean codes 53psi at idle, drops to 40 psi with ac delco pump and vette fitler, guess im changingt he filter frist and praying or may change both filter and pump since i got to lift the bd off to get tot he filter
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