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Thread: new to ls1

  1. 06-18-2008, 04:35 AM #1
    SIERA*123
    SIERA*123 is offline
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    2001 GMC SIERRA

    Exclamation new to ls1

    hi guy,s i have a ? on tha timming for my trucks i have a 5.3 with cam and heads and 150 shot nos, and curently i em running 20 degrees and i em not making any horsepower on motor what do you guys ricommend
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  2. 06-18-2008, 10:40 AM #2
    SexOnWheels
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    Welcome to LS1.com!



    You need to get the 5.3 tuned by a pro imo...
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