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Thread: VVT on stock 4.8

  1. 12-23-2019 #1
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    MAXG929@GMAIL.COM is offline
    Tuner in Training
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    VVT on stock 4.8

    Looking to add some pep by tuning VVT files.
    Stock Silverado 4.8
    Any suggestions?
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  2. 12-23-2019 #2
    kevin87turbot
    kevin87turbot is offline
    Senior Tuner
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    You'll find that WOT settings are really close to optimum. However, you can reduce the part throttle retard substantially. Some tuners even zero out the VVT tables at part throttle and just start the cam retard at 3800+ rpm...
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