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Re: Chevy truck CPSFI fuel pressure
Posted to Technical Discussion Forum on 1/26/2000 1 Reply

Scott, I've got to disaggree...

If he is getting 60 psi on WOT (no manifold vacuum affecting pressure regulator causing max fuel pressure) and 52 psi at idle, the next question is " What is the vacuum at idle"... if this is running 20" Hg at idle, 52 is not ... Login to read more.

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