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Thread: LS6 Intake Swap

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  1. #1
    broke1 Guest
    Anyone done this with a Typhoon intake manifold??All the ls6 intakes ive seen are in the 325-400 range and I can buy the Professional Products intake with fuel rails for $400 shipped so...

  2. #2
    Join Date
    Nov 2003
    Location
    Denton Texas
    Posts
    20,540
    Don't do it unless they've redesigned the gasket setup. The PP intake used to use paper gaskets on the intake instead of the silicone gaskets at each port. They are notorious for vacuum leaks.
    See my truck data in the "My Garage" section here... http://www.ls1truck.com/forums/my-ga...tml#post191709

  3. #3
    Join Date
    Jul 2009
    Location
    Northern Colorado
    Posts
    69
    Quote Originally Posted by BlownChevy06 View Post
    anyone knows if i can use the stock truck 5.3 trottle body with the ls1 or ls6 intake...??? will it idle fine?
    Quote Originally Posted by GasGuzzler View Post
    Won't bolt up...different pattern.
    Quote Originally Posted by BlownChevy06 View Post
    yes it dose but i dont know if it will work. anyone else?
    Quote Originally Posted by GasGuzzler View Post
    Really? It won't bolt up.
    So are you saying that this throttle body on bluecajun's engine with the truck manifold (1st pic in first post)



    is not this throttle body on the LS6 manifold? I don't remember him saying that he changed TB's?? (10th pic in first post)



    If so, what throttle body is he using on the LS6 intake?

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