Thanks! I knew that about hydraulic oil but didn't know the real differences of the additives between the two. As for my system I don't know what is considered high or low pressure. My '74 1755 pumps 20gpm at rated speed of 2400rpm with a pressure setting at 2200 psi. Compared to an excavator that's low pressure but compared to other tractors in the same time period ....???
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Today's Featured Article - Gatherin of the Orange - by Rick Nikolich. In July of 1998 I was talking to fellow Allis Chalmers collector Mike Schilling about the annual "Gathering of The Orange" AC show coming up in August of 1999. He got this wild idea that we should get a convoy of AC tractors and drive them from Charlotte, Michigan 105 miles to LaGrange, Indiana.
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