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  1. R

    HELP!! What's wrong with my D850?

    My original engine with water pump has a hole in the block right behind the water pump, my donor I got to replace it does not have a hole behind the water pump???? Is the water pump still going to work on this???
  2. R

    D850 cooling question

    So I am swapping engines, because my old D850 went bad, well I just noticed on the good engine it has a different crankshaft and wont except the old pulley so I have to use the crankshaft pulley that came with it, well it is smaller than the original one, will that alef effect my water pump or...
  3. R

    Need help replacing Kubota B6200 engine

    My kubota B6200 engine is toast. And I ordered another D850 engine. The problem is that the new D850 engine is therma Siphon system it does not have a water pump. The original D850 in my tractor had one? Someone said I can switch off the front cover of my old engine and put on the good engine...