the nut holding the yoke on came loose and the yoke was woobling.i took it apart ,cleaned it up and locktited it back on but i think the seal is shot noe because its leaking a bit.do i have to get a new seal from porc?can it be cross referenced to one at a local parts store?also i forgot.......is the new gage for fluid level the hex plug that is on the porc housing?