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  1. Jeep CJ7 tachometer

    Cummins Tech Section
    Need some help. I’ve got a 1987 4BT in my 84 CJ7 which came factory with a tach, that I’d like to keep. Will I need a new tach? If not how do I wire this one up? My mechanic mentioned something about Autometer selling something to attach to the alternator but he wasn’t very sure. Any help is...
  2. Help with 4b (non turbo) in CJ7

    General Discussion
    I could use any comments and advise on my install. if there is a cheaper way to do things i would like very much to hear about it. specifically advice about the following: - the power steering and vacuum. i can get a vac/pwr steering set up for 650 put together or separate for about 350 bucks...
  3. i need help before i start the 4bt swap into my cj7

    General Discussion
    Im restoring an 1983 cj7 jeep and i have been wanting to put the cummins 4bt in it. Right now my jeep has a strait 4 with dana 300 transfer case, amc 20 rear axle, and i think a dana 30 front axle. so i know that i will have to up grade my axles but what else do i need to upgrade? oh and i will...
  4. 1977 Jeep CJ7 4BT- NV4500-Dana 300 Swap

    General Discussion
    So i bought a 1977 cj7 that was in pieces a few years ago and have worked on it some but havent had the time to finish it. Im now planning to put in a 4bt-nv4500-dana 300. I have tons of new parts for it and a fiberglass frame thats cracked so i need to repair that. Im planning on towing a...