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Thread: 1989 L31 to 1997 vortec engine swap

  1. #1
    Join Date
    Jan 2008
    Posts
    6

    1989 L31 to 1997 vortec engine swap

    what all will i need to use the intake on the vortec??? want to keep the SFI.

  2. #2
    Join Date
    May 2004
    Posts
    2,120
    You'll need to order this intake and that's all unless you want to add a little tuning but it will run fine without tuning, I've done quite a few of these.

    12496821, GM Performance Parts MANIFOLD


    97 GMC, 2002 LS6.

    1991 GMC Syclone #1428

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