Transmission / Rear end

Discussion in '1947-1954' started by CoachG, Oct 15, 2012.

  1. CoachG

    CoachG Member

    Joined:
    Oct 12, 2011
    Messages:
    23
    Hey everyone. Fairly new to the forum, but I am putting a 50 pickup together. Full body off restoration going back original except I have a 235 not a 216. I am working on the cab (new floor, corners, etc. right now, but while I am waiting want to make sure everything is sound with the running gear. Just drained rear end and put a new seal in b/c it was leaking and want to check the transmission? What is the best gear lube to put in these. 90lb lube for both or does the transmission call for something else?

    Thanks
    I am sure I will have more questions as a go. I will try to get some pictures of the process in later.
     
  2. ccharr

    ccharr Member

    Joined:
    Jun 7, 2006
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    2,175
    Location:
    Simi Valley, Ca. , La Paz County, Az.
    Welcome aboard enjoy the ride while here, got any photos of it before you started?
     
  3. CoachG

    CoachG Member

    Joined:
    Oct 12, 2011
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    I will have to look. Probably not in digital, b/c I started 9 years ago. It sit for 7, and I finally got my shop finished and started last year. I have the frame painted and ready to go, my best friend is a body man, and is in the process of adding on to his shop, so I am waiting on finishing the cab. I am not the best at body work.
     
  4. coilover

    coilover Member

    Joined:
    Mar 30, 2005
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    2,564
    Location:
    Plano US
    90wt is fine as is 80-140. We use Torqo in a lot of the ones we do but it will leak from areas regular lube doesn't. Both use the same lube since the lube can go from the trans to the rear end and visa-versa if it still has the torque tube.
     
  5. CoachG

    CoachG Member

    Joined:
    Oct 12, 2011
    Messages:
    23
    Thanks

    It still has a tube, but I didn't know the fluid went back in forth. My dad is the mechanic. I just learned enough to be dangerous!
     
  6. skalywag

    skalywag Member

    Joined:
    May 14, 2008
    Messages:
    117
    Location:
    Nashville
    Not only back and forth, but some of it goes down on the ground underneath. I have used Hypo 90 as well as the 80-140 (Valvoline I think). Make sure that valuable U-joint get some lube as well.
    Cheers,
     
  7. vwnate1

    vwnate1 Member

    Joined:
    Jan 1, 2000
    Messages:
    11,677
    Location:
    AMERICA !
    Torque Tube Leaks

    Well no ;

    If the gear oil in the tranny runs past the Oakie Bushing , it'll overfill the rear end and leave the tranny dry , causing it to explode wilst you're driving sooner or later .

    Back in the 1960's & 1970's , it was common for poor Farm kids to drain the excess gear oil from the rear end and pour it back in the tranny every two or three weeks....
     

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