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Seized rear diff breather valve

Discussion in '1st Gen Tundras (2000-2006)' started by Pucks18, Feb 21, 2021.

  1. Feb 22, 2021 at 9:00 AM
    #31
    FirstGenVol

    FirstGenVol Brake Czar

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    I can tell you that while it should work this way, it doesn't. I went wheeling with a few Taco owners in December and one of the guys didn't have the diff breather extension. We did several creek crossings. When he got home and drained his rear diff it looked like coffee. It was full of water. The best thing for anyone who thinks they might go through water like that is to do the extension.
     
    Sampson, Pucks18[OP] and des2mtn like this.
  2. Feb 22, 2021 at 10:26 AM
    #32
    tvpierce

    tvpierce Formerly New Member

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    That's normal. As the Maharishi of Mitts ( @Professional Hand Model ) stated above, it's pipe thread. The threads intentionally bind with each other to help form the seal.
     
  3. Feb 22, 2021 at 10:33 AM
    #33
    Pucks18

    Pucks18 [OP] Fleabit peanut monkey

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    So your saying im good to go to just screw It in despite it having resistance? I have never heard of that but I learn something new every day. Just want to make sure before I go ahead and do it
     
  4. Feb 22, 2021 at 10:46 AM
    #34
    Cogx5dad

    Cogx5dad New Member

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    Debadged, waiting on bielsteins and shackles
    I ran mine up to the tail light when I did my mod. I was just say’n that making it a diff mounted two way is the worst thing you can do.
     
    Sampson likes this.
  5. Feb 22, 2021 at 10:51 AM
    #35
    rockmup

    rockmup New Member

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    Kings, 5:29's, E-lockers on 37's
    They are a tapered thread, thats normal. NPT's are 60* with sharp peaks and vallys and BSPT are 55* with rounded peaks and valleys, fwiw.

    These are also a simple option.

    https://www.amazon.com/Trail-Gear-Creeper-Breather-Differential-Kit/dp/B008OLPUJS
     
  6. Feb 22, 2021 at 10:58 AM
    #36
    rockmup

    rockmup New Member

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    Kings, 5:29's, E-lockers on 37's
    Axles are not water tight either, water gets in from the ends as well.
     
    FrenchToasty likes this.
  7. Feb 22, 2021 at 11:45 AM
    #37
    Pucks18

    Pucks18 [OP] Fleabit peanut monkey

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    Very interesting. I am still gonna go with the Toyota part and return this chinky one. I can tell it's just pot metal and I'd like it to actually last
     
    rockmup[QUOTED] likes this.
  8. Feb 23, 2021 at 9:35 PM
    #38
    aredub

    aredub Supply Chain Guru

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    King Coilovers, Pro Comp Wheels, BFG KO2s, Kenwood head unit
    After 20 years of ownership, I finally relocated my breather valve using the parts as described in post #12, but went with OE on the 2-way. I ran it up behind my driver’s side taillight. 9 ft of 3/8 fuel line, 2 hose clamps, and a zip tie. No problems getting the original 1-way off and it was still functioning as intended. I’ve done this mod before on my Tacoma, so it took about 15 minutes ... maybe.
     
    Last edited: Feb 23, 2021
  9. Feb 23, 2021 at 9:43 PM
    #39
    TILLY

    TILLY Gently Used Member

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    The word chinky is no longer allowed in our society, please be advised that you must keep this crappy part as it was described, and you will like it! ;)
     
    Sandy01 likes this.
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