AAAaaaahhhhRRRrrrggggg!! LOL, ok well at least now I can quit looking. Only wasted about 5 hours of searching online and crawling around under the tractor on that doozy of a tip. Oh well, now at least I am more familiar with my tractor! Thanks for everyones help.
And, for those who this will eventually come up in a search for, heres a bit of info which I will update as I find out more. Some parts vary by year model.
For 1989 Ford 1520 4x4 PS Hydrostatic trans FEL
Filters
Air 86512888
Hyrdraulic - 9846407
fuel 87300039
Hydrostatic- SBA340500900
Engine oil- 87300039
MISC
Headlamp bulb- dual element -- SBA385120610
Glow Plug timer Relay -- SBA385870300 (or CNH 83965764)
FLUIDS
Diesel rated engine oil either 10w-30 or 15w-40
universal tractor hydraulic fluid (New Holland 134D or its equivalent) permanant antifreeze with DCA additive
For a complete breakdown of parts with exploded diagram for almost every part of the tractor. Go to medinatractor.com, click on parts search, launch catalog, and type in 1520. Talk about a great resource!
As for prices, the complete filter kit from NH is costing me $118. 1520 operators manual was $30 and the 7108 QT loader manual was $17.