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Thread: Fuel pressure question? AFPR, with Walbro 255 pump, TBI 60 pound injectors.

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  1. 07-06-2012 #8
    96lt4c4
    96lt4c4 is offline
    EFI tuning addict 96lt4c4's Avatar
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    I do have another question though, why is it the stock tune shows the injectors as 60 PPH and they are known as 55 PPH? I always called them 60's because thats what the stock tune shows.

    I just recalculated using one of the other sheets and it shows I need to run the 60's at 25 psi.
    Last edited by 96lt4c4; 07-06-2012 at 03:35 PM.

    -1999 Hugger Orange SS, LS2 402 T56, 9 inch Ford 3.90 gears, Tuned with HP Tuners
    -2002 Cavalier, Tuned with HP Tuners
    -1994 Full Size Blazer ,383 TBI 4L60E, 4.10's, Tuned with Tunerpro RT (Where it all began)
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