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2 different rear springs... 1 9 and 1 10 leaf

Discussion in 'Early CJ5 and CJ6 Tech' started by prichmon, Apr 14, 2016.

  1. Apr 14, 2016
    prichmon

    prichmon Sponsor

    Huntington WV
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    Anybody run into this before? Is it just a case of someone swapping a "good enough piece into the chassis?

    Thanks

    Rich
     
  2. Apr 14, 2016
    1960willyscj5

    1960willyscj5 Well-Known Member

    Mesa, Arizona
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    Someone attempting to correct 'The JEEP Lean'
     
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  3. Apr 15, 2016
    Beach66Bum

    Beach66Bum 1966 Tuxedo Park Mark IV 2024 Sponsor

    Big Island on...
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    ^I agree. The extra leaf was put on the high side to correct the classic "Jeep Lean"
     
  4. Apr 15, 2016
    1960willyscj5

    1960willyscj5 Well-Known Member

    Mesa, Arizona
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    Um,... Low side, I would think, to level the rear end out
     
  5. Apr 15, 2016
    Beach66Bum

    Beach66Bum 1966 Tuxedo Park Mark IV 2024 Sponsor

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    It's weird, but it's the opposite reaction. Jeep cj springs are mounted under the rear axel so adding the leaf to the high side will move the rear axle up towards the wheel well, levelling out the jeep. If the springs were mounted on top of the rear axel, then the extra leaf would cause lift, like when people add a taller block to gain lift height.
     
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  6. Apr 15, 2016
    prichmon

    prichmon Sponsor

    Huntington WV
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    OK I am a little confused... Are you saying the 10 leaf should be on the passenger or driver side?
     
  7. Apr 16, 2016
    Walt Couch

    Walt Couch sidehill Cordele, Ga. 2024 Sponsor 2023 Sponsor 2022 Sponsor

    cordele, Ga.
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    If you don't have any severe jeep lean then leave it alone.
     
  8. Apr 16, 2016
    eti engineer

    eti engineer Member

    Great Central...
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    I haven't heard of the "Jeep Lean" before, but after reading this, I went out and looked at mine and it is about an inch lower on the driver's side than the passenger side. Is this normal? Now you guys will have me noticing this all the time. The springs are new, so I don't think it has to do with any weakness in the springs.
     
  9. Apr 16, 2016
    nickmil

    nickmil In mothballs.

    Happy Valley, OR
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    Depends on where the extr leaf is installed. If above the main leaf then you are correct, it will lower the vehicle on that corner. If installed below the main leaf it will have the opposite effect due to the added spring rate.
     
  10. Apr 16, 2016
    Beach66Bum

    Beach66Bum 1966 Tuxedo Park Mark IV 2024 Sponsor

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    Thank you Nick! I totally forgot to mention that, Ack.
     
  11. Apr 16, 2016
    Beach66Bum

    Beach66Bum 1966 Tuxedo Park Mark IV 2024 Sponsor

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    Check that you do not have any binding with the shackles. I had a frozen shackle that prevented proper spring movement. When I replaced my suspension (all new BDS 2.5") it corrected the "jeep lean" to within acceptable standards (for me anyways) These jeeps have a slight lean to them, been an age old concern from when they first came out. Your's being only about an 1" is fine. 2" I would be correcting for sure.
    Also check your body to cab mounts for wear, this also contributes to the "jeep lean"
     
  12. Apr 16, 2016
    eti engineer

    eti engineer Member

    Great Central...
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    Thanks for the explanation. In the meantime, I am waiting for a starter. Seems that an aftermarket ignition switch I bought stuck between run and start and kept the starter engaged. Surprisingly enough, it did not make any noise, over and above the usual engine noise until I got to an idle and something didn't sound right. Unfortunately, I had driven several minutes with the starter engaged. The thing had to be spinning close to 10,000 when I was hitting high rpm's before upshifting. I smelled something hot and when I opened the hood, the paint on the rear of the starter, especially around the bearing was blistered from heat. Starter.JPG
     
  13. Apr 16, 2016
    Danefraz

    Danefraz Well-Known Member 2023 Sponsor 2022 Sponsor

    Chico CA
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    Ouch.
     
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  14. Apr 18, 2016
    1960willyscj5

    1960willyscj5 Well-Known Member

    Mesa, Arizona
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    Rock Auto is your friend. And the Toyota Landcruiser starter for the '66 or so six cylinder engine is basically a bolt in thing at about half the price of the one for the Willys F-134 engine. Might have to enlarge one of the mounting holes, (I've been told). There are articles posted to this site about doing this.
     
  15. Apr 19, 2016
    eti engineer

    eti engineer Member

    Great Central...
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    That's what I said....
     
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