Front seal on 3406e

Discussion in 'Trucks [ Eighteen Wheelers ]' started by brenes-built, Sep 11, 2011.

  1. brenes-built

    brenes-built Light Load Member

    157
    15
    Apr 14, 2011
    Vancouver, Wa
    0
    Okay, how long does it take to replace the front seal on this motor?? How would I go about doing this on my way home and got a couple days off...thanks guys...
     
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  3. brenes-built

    brenes-built Light Load Member

    157
    15
    Apr 14, 2011
    Vancouver, Wa
    0
    Wow, no one on this... Okay do I have a seal or what goes in behind the damper?? I have an oil leak around there. Just thought there would be a seal that goes in place to the crank shaft.. :biggrin_2554:
     
  4. SL3406

    SL3406 Medium Load Member

    550
    1,492
    Jan 10, 2011
    Oklahoma
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    Yes there is a seal back there. It requires a crankshaft seal installer from Cat to press it in though. How long it would take is hard to answer. Depends on if you have room to do it without removing the radiator or not.
     
  5. brenes-built

    brenes-built Light Load Member

    157
    15
    Apr 14, 2011
    Vancouver, Wa
    0
    Okay so I'm probably better off taking to the shop...thanks
     
  6. dgabel03

    dgabel03 Bobtail Member

    25
    1
    Oct 23, 2008
    Fond du Lac, WI
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    I did mine with an installer I borrowed from a friend. I have a Pete 379 & it went in no prob, plenty of room. Getting the old one out? Thats a whole other project. If they make a tool for removing the old one, do what you can to borrow that too. I did mine with a hacksaw blade broke off so it had a narrow tip, a small chisel & alot of patience...good luck if you tackle it yourself otherwise I'm sure a decent shop would do it fairly resonable.
     
    brenes-built Thanks this.
  7. brenes-built

    brenes-built Light Load Member

    157
    15
    Apr 14, 2011
    Vancouver, Wa
    0
    Just got a quote for right around $500 parts/labor...this sound right...
     
  8. dgabel03

    dgabel03 Bobtail Member

    25
    1
    Oct 23, 2008
    Fond du Lac, WI
    0
    If I remember correctly, the seal is like $80. Google Monaco Tool they make an installer for a resonable price I think...?
     
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