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  1. #1
    Fuel Injected!
    Join Date
    Apr 2015
    Location
    Albuquerque, NM
    Posts
    52

    Barometric pressure swing

    I am getting barometric pressure readings 80 to 95 causing tuning to be inconsistent, is there an adjustment to help with this?
    Reading is stable when logging but from one day to the next is where I see the swing.
    Last edited by Dom; 10-20-2018 at 07:23 PM.
    1993 Chevy Blazer TBI Vortec long block 5.7
    16168625 BDJZ 46mm TB 18 PSI fuel
    Camshaft, Hydraulic Roller Tappet, Advertised Duration 288/308, Lift .431/.451
    Chevrolet Performance Vortec TBI Intake Manifold
    shorty's, y-pipe and 3" full boar muffler

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