The drive dimple mark always goes against the dimple mark inside the pump.
If you had to turn the shaft 1/2 way to make run, something is screwed up.
Who came up with that new pump number for you? Sounds like it's way too big a pump for your crawler. Your original pump used two .31" diameter plungers, and the pump you're using now two .37" plungers. That's a big difference. That .37" pump was intended for engines 350-600 cubic inches, like the TD15 with a 554 or the 806 with the 361 diesel.
Did somebody try to detune that pump to work on your tractor?
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Today's Featured Article - Fire in the Field A hay fire is no laughing matter-well, maybe one was! And a good life-lesson, too. Following World War II many farm boys returned home both older and wiser. One such man was my employer the summer I was sixteen. He was a farmer by birth and a farmer by choice, and like many returning soldiers, he was our silent hero: without medals or decorations, but with a certain ability to survive. It was on his farm that I learned to use the combination hand clutch and brake on a John D
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