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Thread: HELP, 2006 408 wont run correctly...

  1. #1
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    HELP, 2006 408 wont run correctly...

    i have a 2006 vette motor stroked to a 408. There is a big split bank to bank. One side will pull or add fuel a lot more then the other. what is causing this? here is a log attached.
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  2. #2
    Tuning Addict 5FDP's Avatar
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    Post the tune.
    2016 Silverado CCSB 5.3/6L80e, not as slow but still heavy.

    If you don't post your tune and logs when you have questions you aren't helping yourself.

  3. #3
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    2016 z71 5.3 6 speed, 295/55r20 toyo at2, 20x10 and tuned by Chris Crawford
    97 wrangler, 408 stroker, 42s, one tons, coilover/bypass shocks

  4. #4
    Tuning Addict 5FDP's Avatar
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    Have you done any tuning with a wideband for the VE and MAF tables??

    You could enable your long term trims aswell, those can help determine vacuum leaks/exhaust leaks.
    2016 Silverado CCSB 5.3/6L80e, not as slow but still heavy.

    If you don't post your tune and logs when you have questions you aren't helping yourself.

  5. #5
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    no i havent had a wideband in it yet. i will soon.
    2016 z71 5.3 6 speed, 295/55r20 toyo at2, 20x10 and tuned by Chris Crawford
    97 wrangler, 408 stroker, 42s, one tons, coilover/bypass shocks