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Thread: 5.3 bored to LS1 Specs

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  1. #1
    Join Date
    Mar 2009
    Location
    pasadena texas
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    18
    Do you think it will work great for n/a?
    2003 GMC SIERRA
    EXCSB 2002 LS1
    MTI X1 cam,LT,CAI,Efans,2600,SI/SO 3'' Magnahoe

  2. #2
    Join Date
    May 2008
    Location
    Crossett,Ar
    Posts
    2,382
    Guy at the dyno day with a good cam on motor did 376 to the ground I think. If that answers your n/a question

    06 Intimidator SS- Tuned, CAI -DD
    03 Silverado- Last incarnation 13.6... RIP
    Ls1, Pnp heads, Polluter camshaft, spray, 4k stall on the way
    "Seize the day like you seize your noodle" - Shin Chan

  3. #3
    Join Date
    Mar 2009
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    pasadena texas
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    18
    Quote Originally Posted by Show&Go View Post
    Guy at the dyno day with a good cam on motor did 376 to the ground I think. If that answers your n/a question
    Damn thats preety good is that with the stock ls1 pistons or aftermarket?

    Well i was planning on staying with my 706 heads that way i would have a thighter chamber and probably mill em 0.030 and a mild port. That way they think its still a 5.3
    2003 GMC SIERRA
    EXCSB 2002 LS1
    MTI X1 cam,LT,CAI,Efans,2600,SI/SO 3'' Magnahoe

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