Hello Jorn - I've attached a link to our catalog for your 90' W126 where you'll find the parts you're looking for. If you have any questions or need additional info on them, give us a call at 888-280-7799 and our Mercedes parts specialists will be happy to help you out!
1990 Mercedes-Benz 300SE Base Sedan - Engine Miscellaneous - Page 2
-Dmitry