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    John Deere Ztrak 737 main crank bearings. FH680D-AS04 engine

    Well crap, do you happen to know what speedi sleeve would fit on this engine? I have the service manual and it has all of the specs except for the bearing diameter and the clearance between it and the crank. Why that would be the one spec they leave out beats me.
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    John Deere Ztrak 737 main crank bearings. FH680D-AS04 engine

    I thought that at first as well, but if you zoom in on the pictures you will see that it is actually a separate bearing. On the one picture at the top in the keyway you can see the line separating the bearing from the case. And on the other picture you can see that it is separate all the way...
  3. E

    John Deere Ztrak 737 main crank bearings. FH680D-AS04 engine

    Here are a couple pictures of the bearing in question.
  4. E

    John Deere Ztrak 737 main crank bearings. FH680D-AS04 engine

    So the main bearing on the block is trashed. John Deere doesn't sell the bearing separately and wants me to buy the entire block for over $1000! None of the small engine places I've called has the bearing or any way to order it, its not even listed as a separate part in the Kawasaki service...
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