Mx-13 epa 10 exhaust manifold

Discussion in 'Heavy Duty Diesel Truck Mechanics Forum' started by Icanfixit, Jan 9, 2024.

  1. Icanfixit

    Icanfixit Bobtail Member

    21
    8
    Dec 21, 2023
    Minnesota
    0
    Resealed the exhaust manifold 10 months ago for leak at head. 3 months ago I replaced the exhaust manifold with an updated oem manifold. New bolts all around, followed torque specs etc. A few weeks ago, new turbo due to stuck vgt. Now manifold is leaking at the head again. Anything i should be doing differently this time?
    Anyone had this issue? We had similar issues with newer unit and manifold took care of it.
     
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  3. Arctic_fox

    Arctic_fox Experienced mx13 execrator

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    24,756
    Sep 16, 2016
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    Its an off chance but check your EGR to see if its clogged or if the valve has broken off the spindle or is jamming partly shut when it should be open. Could be causeing higher then normal pressures in the manifold. I know mine had lot of manifold and turbo issues until i fixed it.
     
    Icanfixit Thanks this.
  4. Icanfixit

    Icanfixit Bobtail Member

    21
    8
    Dec 21, 2023
    Minnesota
    0
    That's worth a shot. Coming off anyway. This thing is very sooty and blows alot of black smoke. Might be the reason.
     
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