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  1. J

    10.00-15 Tube tires to 11R-17.5 conversion. Rim sizes and availability.

    Good morning All, I have an older 1972 Rodgers trailer with the 10.00-15 tube tires. Picked the trailer up for cheap ($5k) but it needs a deck (not a big deal to me) and all new tires. I would really like to convert to a tubeless newer style tire. I see a vendor selling 11R-17.5 tires...
  2. J

    Case 850 Engine Indenification help

    Hello all, Newer member here so if I miss something please be kind. I have a straight 850 dozer that needed an engine rebuild. I have the engine stripped down and heads were rebuild/machined. Crank had to go to 0.030 Under based on wear. I ordered the engine rebuild kit and started to swap...
  3. J

    Komatsu PC75uu-2 pump parts

    I just picked up an older Komatsu PC75uu-2. The previous owner said it needs pump work. Took it home and sure enough, I got 2,200 psi on 1 valve manifold block and 0 psi on the second valve manifold block. The third manifold block comes off the gear pump at the end of the piston pump and that...
    • Jon Bradtke
    • Thread
    • excavator excavator pump komatsu pc75 pc75uu-2 pump parts
    • Replies: 24
    • Forum: Excavators
  4. J

    Moving Dead John Deere 790 Excavator

    Hello all, Please excuse my inexperience as I am new to the heavy equipment area. We found a great deal on a John deere 790 excavator. Engine runs great and the excavator appears to be in great shape. This excavator has two main hydraulic pumps (3,770 psi each 63.4 gpm) and a small pilot...
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