Electrical Wiring Diagram applicable for the North American Spec 1982 300D/CD/TD only
http://www.benzworld.org/forums/atta...o-s-82_300.pdf
MBUSA EPC, FREE access to North American spec car catalogs for US residents only
EPC online
Mercedes-Benz fluid specs
https://www.mbwholesaleparts.com/Sta...June06Star.pdf
Mercedes-Benz Tools for special repair jobs
Mercedes Tools - Mercedes Benz Special Tools & Repair Information
Oil for older MBs
Oil for older cars - MBFanatics.org
Amcon Mercedes-Benz paintwork, upholstery, and option code database
amcon: Mercedes-Benz automobiles and spare parts
V12 Uber Alles, Lubricants and Fluids for a W140 Mercedes Benz (most of the fluids listed are applicable for use in the W123 too)
V12 Uber Alles, Lubricants and Fluids for a W140 Mercedes Benz