Posted 5/19/2009 22:13 (#718658 - in reply to #718652) Subject: RE: JD 4430 ??
Eastern VA. No such thing as too many Magnums.
You add or remove shims on the regulator to change the oil pressure. It is built into the oil filter housing. Did you check it with a real gauge, or are you going by the dash?
JD 4430 ??
