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Thread: gm head 799 casting number

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  1. #1
    Join Date
    May 2004
    Posts
    2,120
    Yes, but there could be comprssion ratio differences not to mention you have a smaller bore on a 5.3. What are these going on your 6.0?


    97 GMC, 2002 LS6.

    1991 GMC Syclone #1428

  2. #2
    Join Date
    Nov 2007
    Location
    canada
    Posts
    61
    yes on my 6.o and i should get a point of compresion with these smaller chambers right?

  3. #3
    Join Date
    May 2004
    Posts
    2,120
    Yes, you should be ok then.


    97 GMC, 2002 LS6.

    1991 GMC Syclone #1428

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