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How do I mount this transfer case?

Discussion in 'Early CJ5 and CJ6 Tech' started by 69Willys, Feb 24, 2012.

  1. Feb 24, 2012
    69Willys

    69Willys Las Vegas, NV

    Las Vegas, NV
    Joined:
    Nov 11, 2011
    Messages:
    902
    Moving on to the next issue...when I bought the Jeep, the cast iron transfer case was just kind of laying against the steel crossmember. So I rigged/half-assed a mount in there as my metalworking/bracket making skills leave a lot to be desired. I've looked at mounts online for the Dana 20 (mine is the "J" shift pattern, supposedly from a 72 Commando) but I can't see how they would even bolt to the case. On the side of the case farthest to the passenger side, there is a flange or plate cast into the case with 2 holes in it, one above the other. I jacked the case up slightly and ran a bolt through the lower hole. That bolt traps a short length of body mounting rubber, so that the rubber lays on the crossmember and supports the weight of the transfer case. None of the case touches the crossmember anywhere now. The transmission is properly bolted to the crossmember with the factory mount. I know this setup isn't right. I think I need to make a bracket and bolt the transfer case to the crossmember, right? Should the bracket have a shock-absorbing bushing in it? Am I just not seeing how the 72-79 D20 mount works? Or is this "J" pattern case different somehow? I could use some help on this one...thanks. Here are a few pics to show what I'm trying to describe:

    Looking from the back side of the case:

    [​IMG]

    And from the front side:

    [​IMG]

    Also noticed today that half my body bushings were so loose that one of the nuts had even fallen off, so I replaced all the nuts with nylon locknuts! Neverending surprises!:rofl:
     
  2. Feb 24, 2012
    mpc

    mpc Member

    Vista, CA 92083...
    Joined:
    Aug 18, 2005
    Messages:
    779
    I made a bracket for mine, but it extends to the frame rail.
    Edit: Here's a couple of pictures. I used an engine mount I had laying around.

    [​IMG]

    [​IMG]

    I had to get it arounf the exhaust. Hmm, it might be time to give the Jeep a hose down.
     
    Last edited: Feb 24, 2012
  3. Feb 24, 2012
    jpflat2a

    jpflat2a what's that noise?

    Hermosa, SD
    Joined:
    Jul 30, 2003
    Messages:
    8,525
  4. Feb 25, 2012
    69Willys

    69Willys Las Vegas, NV

    Las Vegas, NV
    Joined:
    Nov 11, 2011
    Messages:
    902
    Awesome. ..thanks guys! I have a good idea of what to do now. I'll let you know how it works out.
     
  5. Mar 5, 2012
    69Willys

    69Willys Las Vegas, NV

    Las Vegas, NV
    Joined:
    Nov 11, 2011
    Messages:
    902
    I bent and welded this bracket up out of 1/8" steel and mounted it on a rubber isolater. Though I'm not much of a welder, seems solid enough...

    [​IMG]
    [​IMG]

    That crappy aluminum degree shim on the right was replaced by shims from McRuff. His shims are top quality...night and day difference between his and the ones I got at the local 4x4 shop. The aluminum ones had been wallowing around under the axle! McRuff's have a flat machined into them parallel to the bottom side that allows the pin to sit the way it was designed and the smaller hole keeps everything in place.

    [​IMG]

    I now have 6 degrees of caster and had the Jeep aligned...toe was way out, but steering is good now! Thanks Mike!

    Also, swapped on the fenders from the parts Jeep. No more sawzalled flatfenders! And, for some reason, a previous owner had really chopped out the inner fenderwell. Not sure why they did that, the full inner fender clears the headers and everything else:

    Before:
    [​IMG]
    After:
    [​IMG]

    Looks like a Jeep again!
    [​IMG]
     
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