stamped engine pad letters and # - NCRS Discussion Boards

stamped engine pad letters and #

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  • Ray Armstrong

    stamped engine pad letters and #

    I have an early 1968, dated Sept 1967, 427 block with the stamped letters and numbers II005IU on the engine pad. What do they mean?
  • David D.
    Very Frequent User
    • April 1, 1990
    • 330

    #2
    IU is the code for a 427/435 L89 4speed *NM*

    Comment

    • Philip C.
      Extremely Frequent Poster
      • December 1, 1984
      • 1117

      #3
      Re: stamped engine pad letters and #

      Ray you have a L89 motor, 435 Hp with Aluminum heads the first I is a T. T= the engine plant 10= oct. 05= the fifth day IU= manual trans Aluminum heads. Does it have a vin number on it? Phil 8063

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