I just replaced my a/c compressor on a 90 LS400.
I think I found a great place on the net to buy it,
so I wanted to share the info. I paid $630 for an
oem DENSO compressor with clutch. I also got the reciever-dryer
for $27.
CARLISLES CAAW PARTS WHSE
http://www.caawparts.com/index.asp?Page=Catalog
1292 New Laredo Hwy
San Antonio, TX 78211
210.922.5991 (local)
888.923.8504 (toll free)
210.922.5996 (fax)
6411 San Pedro
San Antonio, TX 78216
210.377.3377 (local)
800.243.3433 (toll free)