1957 C1 exhaust hanger bolts - NCRS Discussion Boards

1957 C1 exhaust hanger bolts

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  • Dan P.
    Very Frequent User
    • December 1, 1990
    • 683

    1957 C1 exhaust hanger bolts

    What are the markings on the heads of the exhaust hanger bolts . Fine or coarse thread . Thanks
  • Adam S.
    Expired
    • July 30, 2008
    • 167

    #2
    Re: 1957 C1 exhaust hanger bolts

    Mine had " L " head marks with 5/16" corse threads attaching the rubber insulators to frame brackets with " E " 1/4" corse head bolts attaching metal brackets to frame, hope that helps

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    • Gary C.
      Administrator
      • October 1, 1982
      • 17666

      #3
      Re: 1957 C1 exhaust hanger bolts

      Dan, these bolts nuts are from the AIM Section 8 sheet 1. # 106325 (view B) is only used for this application in '57 and we've seen UR & L head marks. #119034 (view B) is a carriage bolt either plain or W and only used for this application in '57. #120854 (view A) have seen UR, L, or TR. #120854 is used multiple places in '57. Gary....
      NCRS Texas Chapter
      https://www.ncrstexas.org/

      https://www.facebook.com/profile.php?id=61565408483631

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