Re: Ideal fuel pressure on 347
i run 45psi base with mine with 30# injectors. You should be atleast that high, likely higher. Only way to really know for sure is to check it with a wideband A/F meter, either on a dyno or at the track.
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NMRA O/C 9516
NA pumpgas stickshift 347 10.65@125.6, 6.73@100, 1.41 60ft
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