Been following your saga for some time as I have a 504 which I recently put P/S on. Agree with Allan about placing power beyond valve between P/S flow divider and aux valves. You will indeed need a return to sump for the power beyond. Only place I know of that is big enough to dump that much oil is the filler plug without tapping another hole in the xmsn case. I don't think the 1/2 inch pipe plug that is the fluid level check/power steering/oil cooler return will be big enough to flow what you need. You have the 17GPM pump if I recall correctly.
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Today's Featured Article - Madison's County - by Anthony West. Philip Madison has been a good friend of mine for quite some time. He has patiently suffered my incessant chit chat on the subject of tractors for longer than I care to remember, and on many occasions he has put himself out, dropped what ever it was he was doing, to come and lend a hand cranking handles, or loading a find onto a trailer. Although he himself has never actually owned or restored a tractor, he was always enthusiastic and always around helping with other peoples projects.
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