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    454 out, in with New GM 502 converting to Fitech, fuel delivery help?

    Stalked for a while, first post for me, don't kill me....lol 89 GMC V3500 , factory 454, swapping to a gm performance 502ho. Looking at the Fitech easy street 600 system and im getting confused on what to do for fuel delivery? I know I have to raise the fuel pressure, so do I install 2 new high...

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