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Dana 18 Shim Question

Discussion in 'Early CJ5 and CJ6 Tech' started by justin_bongo, Apr 25, 2019.

  1. justin_bongo

    justin_bongo Member

    Ok fellas,
    I started with .065 shim pack and tightened it down gently. No end play.
    Have y'all seen where you needed more than 1 shim pack to set ?
    Or do I have something wonky?

    Thanks.
    JT
     
  2. TIm E

    TIm E Aggressively average

    You may want to review this video, it covers the set-up pretty well...

     
  3. justin_bongo

    justin_bongo Member

    Hahaha, I've had this video pulled up all day long, following it all the way. Unless I missed something, he doesn't address my problem.
    I did go from a single shifter to a dual.
    Could that have something to do with it?

    I have another bearing cup I'm gonna try tomorrow to see if its machined deeper.

    JT
     
  4. scott milliner

    scott milliner Master Fabricator

    No end play means more shims. I use the old shims with new to get the correct end play. I then try to find the largest shims I have to get the same measurements with the least shims possible.
     
    Last edited: Apr 25, 2019
  5. Mcruff

    Mcruff Earlycj5 Machinist

    You actually want some end play, don’t remember what but seems like .001-.002.
     
  6. cadwelder

    cadwelder Member

    .004"-.008" comes to my mind...could be wrong. Try to keep the clearance to low side during setup. Put a THIN coat of sealer between shims to prevent leaking; this adds about .0005" per shim from my experience.
     
  7. justin_bongo

    justin_bongo Member

    So, having .075-.085 shim pack is acceptable?
    That was my reason for asking, I didn't know how many was too many.
    I'll have to order another shim pack. Didn't save the old ones.
    Thanks
    JT