How did you manage to rust a 300SD in Oakland?
Unless you're in love with WVO, you can get a good gasser 140 with working AC for $5000. These might not be the good ones but they're a start:
1994 MERCEDES S320 140K RUN VERY GOOD LIKE NEW CAR ALL WORKING
⎷⎛ 1994 MERCEDES BENZ S320
MBZ' 97 S420 106K - GOOD
1997 mercedes benz s420*****S420*****BENZ***S 420***BMZ****
Sixto
87 300D