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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.

32841 topics in this forum

  1. Help me decode this tag?

    By Gojira94,
    • 0 replies
    • 828 views

  2. Wheel and tire selection help.

    By vanquishings,
    • 12 replies
    • 2.4k views

  3. Need brake help

    By 90worktruck,
    • 4 replies
    • 1k views

  4. Thor Cold Intake

    By Bald Eagle,
    • 3 replies
    • 1.4k views

  5. "Fixed" 1988 A/T 4.0 missing, backfiring, almost zero throttle response

    By Shoveldead,
    • 15 replies
    • 2k views

  6. Water temp gauge 1 2

    By Dammerung,
    • 41 replies
    • 9.8k views

  7. Turn key, have lights but no start?

    By Classy Comanche,
    • 16 replies
    • 2.3k views

  8. Starter Solenoid diagnosis questions

    By JefCooks,
    • 12 replies
    • 1.6k views

  9. Idle issue on start up

    By Rubikahn,
    • 1 reply
    • 853 views

  10. Key Parts inner rockers are available

    By Pete M,
    • 9 replies
    • 2k views

  11. 4.0L Renix

    By LowerEnder,
    • 1 reply
    • 868 views

  12. CPS and Column Shifter

    By Dandxj,
    • 8 replies
    • 1.8k views

  13. Oem light bar?

    By fisher,
    • 5 replies
    • 1.3k views

  14. Break away mirrors

    By Phjoshuy,
    • 6 replies
    • 1.2k views

  15. To LS or Stroker... That is the question

    By howeitsdone,
    • 22 replies
    • 6.1k views

  16. VIN location on back half?

    By GonzoTheGreat,
    • 7 replies
    • 1.6k views

  17. need a new battery

    By fishdmax,
    • 1 reply
    • 779 views

  18. 4.0L Starter Bolts

    By buckwheat,
    • 13 replies
    • 10.1k views

  19. brake line tools and flaring recommendations

    By jamespwsullivan,
    • 15 replies
    • 4k views

  20. Are these wires for foglights?

    By EUREKA,
    • 7 replies
    • 1.6k views

  21. 89 MJ rear dana 44 drum brake rebuild

    By speeding_infraction,
    • 8 replies
    • 1.3k views

  22. Searching for fuel tank vent valve grommets.

    By Strokermjcomanche,
    • 3 replies
    • 1.1k views

  23. Bolts for tow mirrors

    By Keri,
    • 2 replies
    • 924 views

  24. Looking for a tonneau cover that goes around my roll bar

    By Whitaker717,
    • 7 replies
    • 1.3k views

  25. Question concerning rebuilding the front suspension of an 89 mj

    By shortee1fourtee,
    • 4 replies
    • 1.1k views
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