Regulator pressure??

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03-30-2008, 06:56 PM

Blue06

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Regulator pressure??

I have an 03 return style. Whats the regulated pressure?? 58 PSI?? I'm trying to figure out My LS7 injector flow rate. If anybody has a HPT table for these can they post it please??

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03-31-2008, 03:32 PM

WS6Truck

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It should be 58-60 at the rails but can vary and here's some 06 - 07 LS7 tables.

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03-31-2008, 03:34 PM

thunder550

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The fuel pressure on the return style system is vacuum regulated, so it varies depending on the circumstances. I see about 52 psi at 16-17 hg-in vacuum, and 58-60 psi at 0 vacuum.