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  1. Z

    Smoking diesel mystery

    I have saved a Zetor 7045 from a farm where it had been sitting outside for over 20 years. The hour meter shows 2122 hours. The engine was seized, which was expected. I have replaced the cylinders and pistons and the valves, I have ground the valves/ seats. The injection pump is tested and...
  2. Z

    Kubota M120 3 point hitch problem

    We have a new to us Kubota M120 tractor (1900 hours) with an intermittent problem with the 3 point hitch. After starting the tractor the 3PH sometimes start to move up and down 1 or 2 inches or more by its own, the same happens with a implement attached. Other times the 3PH works without a...
  3. Z

    Zetor 7045 heavy white smoke

    I am working on a Zetor 7045 with a 7001 engine that was retired 20 years ago and left outside. The pistons were seized because the exhaust was not capped and water made it onto the pistons. The injection pump and injectors still had fuel in them. I have replaced the cylinders, the pistons, did...
  4. Z

    service port on excavator question.

    I have a Kubota KX41. There are 2 quick connect ports on the boom. I want to use these ports for a hydraulic thumb. I can push the service port pedal "up" and "down", from a "neutral" position. In the "up" position the cylinder will extent and is strong. In the "down" position the cylinder...
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