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exhaust donut

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  • Donald O.
    Extremely Frequent Poster
    • May 31, 1990
    • 1580

    #16
    Jelly donuts...mmmmmmm *NM*

    The light at the end of the tunnel has been turned off.

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    • Christopher R.
      Extremely Frequent Poster
      • March 31, 1975
      • 1599

      #17
      Re: What is the best type of donut?

      What are the part numbers for the 2" and 2 1/2" versions of the sintered iron "donut"?

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

        #18
        Re: What is the best type of donut?

        chris-----

        2" donut= GM #3731062

        2-1/2" donut= GM #3768711

        These donuts are also supplied with many GM intake manifold gasket kits.
        In Appreciation of John Hinckley

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