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Thread: Cherokee 05 5.7 Hemi Injector tuning

  1. #1
    Potential Tuner
    Join Date
    Oct 2019
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    2

    Cherokee 05 5.7 Hemi Injector tuning

    I been trying to tune 55lb injectors with no success.
    tune rpm pedal fans injector tuning.hpt
    Screenshot (26).png

  2. #2
    Advanced Tuner
    Join Date
    Mar 2018
    Location
    Illinois
    Posts
    434
    Here is a thread explaining how to scale pulse width assuming you have entered the appropriate offsets.
    https://forum.hptuners.com/showthrea...el+mass+tuning

    More useful links
    https://forum.hptuners.com/showthrea...l=1#post525502

  3. #3
    Potential Tuner
    Join Date
    Oct 2019
    Posts
    2
    I used data From 52lb Injectors and it's working better than the stock injector mass vs pwidth I can run it and drive it, but my engine is still running rich.FA Stoich 0.0694=14.4 Air-Fuel ratio.
    Last edited by astaroth; 1 Week Ago at 08:39 PM.