I'd replace that arm type pump, the roller bearings will fail as it ages. 200k or so seems to be the life of them. Remove the belt, p/s pulley and tensioner idler and just unbolt the pump. Turn the engine until the new pump sits flat on the timing cover and bolt it on.
Project Smoker, '87 603 powered wagon
Hauler, 96 CTD can you say torque?
Toy 73 Cougar xr7 convertible
Acme Automotive Inc.