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Thread: AFR at WOT

  1. 04-05-2013 10:19 PM #1
    bootlife
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    AFR at WOT

    I'm getting 14.3-14.7 at idle and norm driving, but at WOT it locks at 12.5 is that fine for a stock 5.3? All I have is cold air, exhaust and Nelson mid grade tune.
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  2. 04-06-2013 01:03 AM #2
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    kerrige
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    Yes that is spot on.
    ECSB 2kSierra 2wd 4.8L-K&N-HPtuners-Calspeed LT's-Magnaflow-Tahoe20's-HankookRH06

    waiting to go in... 3.90s, 214/220cam
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  3. 04-06-2013 08:23 AM #3
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    Lextech
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    Yup, 12.5-12.8 is what you want. Yours is about as good as it gets.

    Jeff
    98 GMC RCSB 2wd, 100% internally stock 305, w/twin T-3 junkyard turbos,Ramjet intake w/42lb inj,12200411 PCM. 4675lbs w/me in it. Best time in 5 passes 13.01@110
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  4. 04-07-2013 02:57 AM #4
    bootlife
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    Ok thanks
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