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4.0 EFI on my .258

Discussion in 'Intermediate CJ-5/6/7/8' started by 2pwrlftrs4u, Feb 27, 2008.

  1. Feb 27, 2008
    2pwrlftrs4u

    2pwrlftrs4u Member

    Fairbanks, AK...
    Joined:
    Sep 23, 2005
    Messages:
    284
    been looking into putting the stock 4.0 intake/ECM on my .258

    i have the complete intake but need to get the wiring. whats the best write-up you have on this?

    TIA:)
     
  2. Feb 27, 2008
    73cj5

    73cj5 Member

    Maine
    Joined:
    Jan 15, 2004
    Messages:
    905
  3. Feb 27, 2008
    2pwrlftrs4u

    2pwrlftrs4u Member

    Fairbanks, AK...
    Joined:
    Sep 23, 2005
    Messages:
    284
    i jsut did the head swap :twisted:
     
  4. Feb 27, 2008
    timgr

    timgr We stand on the shoulders of giants. 2022 Sponsor

    Medford Mass USA
    Joined:
    Aug 10, 2003
    Messages:
    23,596
    IIRC HESCO had the Mopar MPI kit instructions online. That had a description of what's included and what needed to be changed. The Mopar kit comes with a front-mounted CPS, and the factory MPI uses a flywheel mounted CPS. You can buy the parts for the front mounted sensor from HESCO, or machine the bell for a flywheel CPS (see the Novak site).
     
    Last edited: Feb 27, 2008
  5. Feb 27, 2008
    2pwrlftrs4u

    2pwrlftrs4u Member

    Fairbanks, AK...
    Joined:
    Sep 23, 2005
    Messages:
    284
    cool thanks
     
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