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Thread: LS6 intake on a 5.3 question

  1. #1
    Join Date
    Apr 2009
    Posts
    18

    LS6 intake on a 5.3 question

    I have an 08 Sierra 5.3 and my buddy is sellin his LS6 intake from his 2002 Trans Am. What will it take to do the swap? I also have a flex fuel vehicle if that changes anything.

  2. #2
    Join Date
    Dec 2003
    Location
    Azle,TX
    Posts
    3,682
    dont bother!...too much work and money for the overall gains
    Vortec Performance Tuned
    LQ9 built 4L60 LTs and a billion miles on the speedo!

  3. #3
    Join Date
    Sep 2005
    Location
    Austin Tx.
    Posts
    13,138
    Check the front page, I know that Bluecajun did the swap on his 04? I dont know if yours is different then his but that could give you an idea
    1951 3100
    1984 C10

  4. #4
    Join Date
    Apr 2009
    Posts
    18
    well that answers my question, I cant beleive I overlooked that on the front page

    I have oversized injectors for the flex fuel so i cant switch over to the LS1 injectors. thanks for the help guys.

  5. #5
    Join Date
    Nov 2007
    Location
    Pittsburgh, PA
    Posts
    3,581
    you need the larger O rings to use those injectors

  6. #6
    Join Date
    Jan 2005
    Location
    Humble/Houston TX
    Posts
    2,586
    not worth the $$$ and hastle IMO.

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

  7. #7
    Join Date
    Feb 2009
    Location
    mississippi
    Posts
    930
    they now make a water pump spacer for the ls1 water pumb so you don have to switch out the pullys
    04 1500 5.3L custom hp tuners tune by myself don have a pic of it yet so hear is my old 01 chevy 5.3 460hp 13.669 @ 116

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