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    Author Topic: Leaded Gas or Unleaded  (Read 8757 times)

    Offline MJS73

    • Sr. Member
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    • Posts: 1522
      • Mike's 1973 Challenger
    Re: Leaded Gas or Unleaded
    « Reply #15 on: October 06, 2007 - 04:32:14 PM »
    For what it's worth, the Genat book states that Chrysler went to hardened valve seats for the '72 model year.

    Mike
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    www.mikes73.com
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    Offline Black340

    • Full Member
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    • Posts: 882
    • 1973 challenger 340 4 Speed
    Re: Leaded Gas or Unleaded
    « Reply #16 on: October 07, 2007 - 07:51:42 PM »
    I found a litte more info to  :stirpot: here is some pics ot it  ;D
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