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Thread: Pressure Delta factor E39

  1. #1
    Tuner in Training
    Join Date
    May 2013
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    13

    Pressure Delta factor E39

    Does anyone know the exact meaning of this value and the impact?

  2. #2
    Senior Tuner cobaltssoverbooster's Avatar
    Join Date
    Dec 2008
    Location
    Nevada
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    4,452
    Delta means diferential. It the pressure difference between 2 measured points. Usually intake boost and fuel injection rail pressure.

  3. #3
    Advanced Tuner
    Join Date
    Dec 2008
    Location
    Reading, PA
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    which cars use E39? If it's the cruze, its a limit of how quickly boost can increase.
    2013 Cruze Eco - CAI, Catless DP, Catless MP, ZZP FMIC, Ported Intake Manifold, Mild tune (17psi), best 43.5mpg, 175ftlbs (pid)

    2008 Solstice GXP - ZFR 6758, catless, AEM stage 1 water/methanol injection, Hahn Racecraft Intercooler, solo street race cat back, LE5 throttle body - 307whp on a dyno dynamics (stock turbo numbers), 100 octane EFR6758 numbers - 463whp/454wtq