Rear Main Seal

Discussion in '1947-1954' started by jmather, Dec 23, 2005.

  1. jmather

    jmather Member

    Joined:
    Feb 17, 2002
    Messages:
    39
    Hi all,
    I am going to replace the wick rear main seal one more time in an attempt to stop the messy one drop. I was told to soak the rope in oil for 24 hours prior to instalation (did not do this last time). Makes sense to me. He also said they would put a length of throttle cable with the seal to create more compression. This also makes sense to me but I wanted to run it by all of you first. Also, would there be enough room to get both cable and seal in from underneath?
    jm
     
  2. vwnate1

    vwnate1 Member

    Joined:
    Jan 1, 2000
    Messages:
    11,666
    Location:
    AMERICA !
    It can be really tricky but yes , it can be done .

    I assume you have the " Sneaky Pete " tool to help install the rope ? . I find that pinching it to conform to the slot's shape (more or less) halps it to slide in easier . I also leave a little bit of the rope sticking out on each end so it compresses when you torque up the rear main bearing cap . be _VERY_ carefull in doing this as any rope caught between the machined surface that need to touch will be disasterous .

    You should prolly plastigauge the main bearings as if they're loose it'll never , _ever_ stop leaking .

    Adding a PCV valve will also slow oil drips _way_ down as will ensuring the valves are never tight , timing is always spot on etc.

    These trucks leaked oil in the showroom 55 years ago so do have realistic expectations please .

    -Nate
     

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