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Thread: 140,000 mile LS1 engine leak down results

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  1. #1
    Join Date
    Jul 2008
    Location
    Mesa, AZ
    Posts
    5,979
    Quote Originally Posted by ChevyLee View Post
    You will take a picture of your spark plug but not your headers LOL
    T-RAV
    99 GMC | 5.3 | Skinny White Guy Tuned

  2. #2
    Join Date
    Jan 2005
    Location
    Humble/Houston TX
    Posts
    2,586
    Quote Originally Posted by ChevyLee View Post
    You will take a picture of your spark plug but not your headers LOL
    it's because i just had phone books in the box

    old mod list: H/C/I/N/E/G 408
    new mod list: 5.3, gears/posi, mufler and tune : (

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