@m j Man I signed up just to drop you this figuring you were in the shape I was. This don't have a vender listed but McMaster.com usually has these things fairly cheap. Here is a list of sizes and quantities you will need on the HPOP, drain valve and some misc stuff. Hope it helps!
Multiple salutes go out for this info. If something looks like yours, it might be and WE ALL APPRECIATE IT!
"I did some looking and found that the o-rings that seal the suction and return manifold block on the back of the A/C compressor are number -211 and should be HNBR.
McMaster-Carr sells these (as of 07/22/10) in packs of 25 for $6.23 (Part Number 1884T41)."
Application ------------------------- Size QTY
Turbo Pedestal Supply o-rings --- –205 2
Turbo Pedestal Return o-rings --- –211 2
Fuel Drain Valve o-rings ---------- –202 2
Fuel Drain Valve Stem o-rings --- –013 1
HPOP hose/plug o-rings –906 3 LOCTITE 680 should be used
HPOP Discharge fitting (inner) -012 2
HPOP Head (inner) -012 2
HPOP Head (outer) -905 2
Reservoir Plug ???? 1
IPR O-ring (large) ----------------- -114 1
IPR O-ring (small) ----------------- -012 1
Locking Hub external o-ring ------ -152
Locking Hub dial o-ring ----------- -142
O-rings for HP oil should be Viton 90 durometer.
For the -6 fitting (the ones on the HPOP) the o-ring is a "-906" (.468" id x .078" wd).
For the -5 fitting (the ones in the heads), the o-ring is a "-905" (.414" id x .072" wd).