well, sir!
called a local parts place, and said those mercedes part numbers translated to:
bosch cap # 1235522318 ($47) and bosch rotor # 1234332271 ($8).
if anybody can confirm, that'd be GREAT! we'll be starting what's apparently the ONLY U.S. reference for Mercedes 250 parts!

__________________
-lee
'83 300CDT (286k)

former proud owner of:
'85 mercedes euro 300TD
'80 mercedes 300TD
'77 mercedes 280e
'80 mercedes euro 250
'82 mercedes euro 250