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JD R diesel engine seized

Discussion in 'JD Farm Tractor Forum' started by Jim Roberts, May 17, 2020.

  1. Jim Roberts

    Jim Roberts New Member

    Any thoughts on what to pour into the cylinders to help free it up?
  2. Chaser

    Chaser Well-Known Member

  3. Kster526

    Kster526 Well-Known Member

    Oley, Pa
    Marvel Mystery Oil, and I have heard also transmission fluid but not sure about that. Have never needed to .
    Chaser likes this.