iron head milling

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  • 23TrackroadsterV6
    • Jul 2011
    • 60

    #1

    iron head milling

    How much can you mill the iron 2.8/3.1/3.4 heads before intake manifold mismatch becomes a problem? I'd like to take .030 off but not sure if thats too much?
  • geoffinbc
    Iron Head Enthusiast
    • Oct 2003
    • 5831

    #2
    Yea that should be fine if you leave the deck alone. I took .010 off each with no issues
    1993 EXT. CAB, 3.4L V6 TBI, 5spd manual. Sonoma
    1990 4Door, 3.2L V6 TBI, 5spd manual. 4X4. Trooper
    Because... I am, CANADIAN

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