1970 Ls5 exhaust manifolds - NCRS Discussion Boards

1970 Ls5 exhaust manifolds

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  • Jeff S.
    Frequent User
    • February 1, 2005
    • 72

    1970 Ls5 exhaust manifolds

    Can someone help me with the answer of does the exhaust manifolds have washers behind all bolts mounting it to the block? thanks Jeff
  • Bruce D.
    Frequent User
    • August 31, 1980
    • 87

    #2
    Re: 1970 Ls5 exhaust manifolds

    Jeff. Can I add to your question and also get any commments about the existance of gaskets. I was told there should be none. thanks
    Bruce

    Comment

    • Kenneth T.
      Very Frequent User
      • March 23, 2008
      • 631

      #3
      Re: 1970 Ls5 exhaust manifolds

      No gasket. They used a special bolt with a distorted thread for locking purposes so no washers or locks. Joe L discusses it in the archives with pictures.

      Comment

      • Joe L.
        Beyond Control Poster
        • February 1, 1988
        • 43193

        #4
        Re: 1970 Ls5 exhaust manifolds

        Originally posted by Jeff Sloan (43331)
        Can someone help me with the answer of does the exhaust manifolds have washers behind all bolts mounting it to the block? thanks Jeff
        Jeff------

        No washers, at all.
        In Appreciation of John Hinckley

        Comment

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