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MJ Tech: Modification and Repairs

For all your Comanche (MJ) needs.  An excellent place to ask questions, and to discuss modifications and issues.

32176 topics in this forum

  1. Mopar performance Ecu

    By Strokermjcomanche,
    • 18 replies
    • 1.8k views

  2. 1990 mj 2wd roller to 4wd, questions

    By jjpeters4,
    • 20 replies
    • 1.9k views

  3. CAT?/ Cummmins?/ Mercedes?

    By Wallace Krempa,
    • 8 replies
    • 917 views

  4. Repaint 88 MJ - Dark Baltic Blue Metallic (HQ9)

    By moongah,   
    • 3 replies
    • 1.9k views

  5. Innovative Performance Chip

    By tiltonb,
    • 3 replies
    • 842 views

  6. Who here has headers on their 4.0 liter

    By KANTANKRUS,
    • 6 replies
    • 746 views

  7. Cherokee parts fitting my Comanche?

    By SuperSwede,
    • 2 replies
    • 605 views

  8. Rough Country...

    By KANTANKRUS,
    • 1 reply
    • 849 views

  9. Steering Box Slop

    By jroypdx,
    • 0 replies
    • 517 views

  10. First decent size load...

    By KANTANKRUS,
    • 9 replies
    • 790 views

  11. Rocker Seats added

    By NC Tom,
    • 14 replies
    • 2.4k views

  12. I hate electrical issues.

    By 54bobby,
    • 6 replies
    • 794 views

  13. Wiper function!

    By KANTANKRUS,
    • 10 replies
    • 1.3k views

  14. Fuel,air,spark and no start

    By Pledger88,
    • 3 replies
    • 938 views

  15. your least favorite mods

    By Pete M,
    • 11 replies
    • 1.3k views

  16. New Comanche Few Questions

    By jroypdx,
    • 14 replies
    • 826 views

  17. 2nd or 3rd Gen Ranger Topper

    By masimmons25,   
    • 2 replies
    • 1.7k views

  18. Doomsday Diesel

    By Dave Stark,   
    • 1 reply
    • 1.1k views

  19. Need someone to put together a master fuel pump post for the DIY master list

    By Pete M,
    • 1 reply
    • 626 views

  20. Non Fi Gas Tank And Cherokee Sending Unit Swap?

    By 88blackpearl,
    • 15 replies
    • 4.4k views

  21. Comanche with 1997 4.0 bogging issues 1 2

    By Eric sicca,   
    • 34 replies
    • 3k views

  22. Does anyone know?

    By KANTANKRUS,
    • 9 replies
    • 1.2k views

  23. 1988 jeep comanche fuel pump

    By RedMJ,
    • 22 replies
    • 9k views

  24. ‘86 interior parts?

    By KatahGii,
    • 5 replies
    • 976 views

  25. Part-Time light on / gear lever in RWD

    By Cali Cruse,
    • 5 replies
    • 708 views
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