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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.

32874 topics in this forum

  1. Aftermarket speedo?

    By Manche757,
    • 6 replies
    • 1.3k views

  2. Water Pump Recommendation? 1 2

    By CrustyBoy,
    • 49 replies
    • 6.9k views

  3. 88 MJ exhaust manifold swap to 91+?

    By KA88MJ,
    • 2 replies
    • 838 views

  4. Is the #2 spark plug removable or a permanent part of the motor?

    By brucecooner,
    • 11 replies
    • 2k views

  5. window and door seals

    By motownXJdad,
    • 0 replies
    • 814 views

  6. 3/4 ton MJ project

    By Armor conceptz,
    • 5 replies
    • 1.3k views

  7. Cutting LCA Mounts

    By Warren99,
    • 6 replies
    • 1.1k views

  8. Pulling cyl head

    By dante2,
    • 14 replies
    • 2.1k views

  9. Brake lights won't work

    By Rick Jeep,
    • 4 replies
    • 1.8k views

  10. No fuel no spark.

    By Muncher,
    • 3 replies
    • 990 views

  11. Intermittant Turn Signal Indicator 1 2

    By White_Comanche,   
    • 34 replies
    • 5.5k views

  12. Recovery tank for Mac tank General question

    By Classy Comanche,
    • 2 replies
    • 818 views

  13. Rear windowshield install

    By Myles Cyncora,
    • 2 replies
    • 1.1k views

  14. factory off road package?

    By motownXJdad,
    • 14 replies
    • 2.3k views

  15. Bucket Seats

    By Zack Clark,
    • 2 replies
    • 1.1k views

  16. Power not as strong as it should be, Renix 4.0L

    By pizzaman09,
    • 15 replies
    • 2.9k views

  17. Help on purchasing 1987 Jeep Comanche

    By dwkgonzales,
    • 8 replies
    • 1.6k views

  18. Line-X vs __________

    By EUREKA,
    • 9 replies
    • 1.8k views

  19. Vent wing windows 1 2

    By CypherWulf,
    • 29 replies
    • 12.6k views

  20. 1990 2.5L/Auto/2wd Engine Swap Question

    By G23crawler,
    • 1 reply
    • 836 views

  21. any random tips for changing the injector orings?

    By Pete M,
    • 6 replies
    • 1.3k views

  22. Charging Issue

    By ComancheFan,
    • 6 replies
    • 1.9k views

  23. Emergency Brake release handle

    By Virginia,
    • 18 replies
    • 7.2k views

  24. Fire Extinguisher

    By 89 MJ,
    • 12 replies
    • 1.8k views

  25. Another 4WD conversion

    By Anthi4078,
    • 4 replies
    • 1.2k views
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