Unfortunately I have to change my timing chain on my 1991 300E 2.6l. This is my first Mercedes and I can't seem to find diagrams or anything to show what I need to do. I've done work on my own cars for years, just never worked on a Mercedes.

 

Try looking here: http://www.ps2cho.net/downloads/MB%20CD/W124/Main.html

Hope that helps!