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Thread: New Intake, running lean

  1. #1
    Tuner in Training
    Join Date
    Nov 2016
    Location
    Austria/Europe
    Posts
    46

    New Intake, running lean

    Hi, I did some transmission tuning until now and only a few ajustments on the throttle. I got a new Edelbrock intake manifold, and my wideband shows strange figures.
    When throttle is on WOT, AFR stays at 14,70 (Lambda 1,0) at 3000 rpm. When Rpm is raising, Lambda is raising too, up to 1,16 (AFR 17) at 6500 rpm.
    Could a new intake make such a difference or is my wideband crazy?

    What shell I adjust in the tune to get AFR right? Raise Power enrichment? FA Incr now is at 0,0100 ans the Pratio is attached.
    I don?t want to go to dyno now, because there will be an Procharger System put to my car soon and then I have to dyno it. So maybe someone could help me for the next weeks.
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    300C, 5.7, AWD, 2005. now 6.1 Block, 428 Stroker Kit, Thitek Heads, Procharger D-1S, American Headers Longtube, Fox Catback, extra Oilcoolers, H&R thread chassis, Pedders Bushings, Pedders Sway Bar front, Speedlogix Front Strut Tower Brace+Matrix Brace Subframe Connectors, 245/40 20 Tires, Movit Breaks, 370x35 6 Pistons Front, 345x32 4 Pistons Rear