Oil in exhaust manifold CAT C15 MBN

Discussion in 'Heavy Duty Diesel Truck Mechanics Forum' started by anthonyar4, Nov 26, 2020.

  1. anthonyar4

    anthonyar4 Medium Load Member

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    Anyone know what would cause this. It’s on number 6 hole.
     
    Last edited: Nov 26, 2020
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  3. pushbroom

    pushbroom Road Train Member

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    Broken rings, scored liner if its oil.

    Oil or fuel?
    8 cylinder 3406?
     
  4. anthonyar4

    anthonyar4 Medium Load Member

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    Lmao I didn’t mean 8 meant 6
     
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  5. anthonyar4

    anthonyar4 Medium Load Member

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    I think it’s oil but what would it be if fuel?
     
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  6. anthonyar4

    anthonyar4 Medium Load Member

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    I don’t have any blow bye though. Wouldn’t it cause some?
     
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  7. truckdriver31

    truckdriver31 Road Train Member

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    man you been having some issues with this truck.
     
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  8. anthonyar4

    anthonyar4 Medium Load Member

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    I bought it basically destined for the scrap yard haha. The guy before me didn’t take care of it but I stole the truck for what I paid.
     
  9. pushbroom

    pushbroom Road Train Member

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    I may be wrong but didnt this truck have Cat warranty when you bought it? If so why dont you let them deal with it?
     
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  10. anthonyar4

    anthonyar4 Medium Load Member

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    The warranty is probably well expired by now. I’m not sure what they run?
     
  11. anthonyar4

    anthonyar4 Medium Load Member

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    here is a video if anyone can help out
     
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