Manuals by Kent Bergsma
Diesel Fuel Injector Tuning Manual and Top Brass Tool Kit - Combo Special
Best tool kit to take apart and clean old fuel injectors. You might actually get them to spray well again without buying replacements
Diesel 616 617 Vacuum Source Troubleshooting and Repair - by Kent Bergsma
Basic manual on vacuum output and testing. Does not cover all things vacuum. See description
W201 Chassis 190E 190D Heater and A/C Motor Brushes - w/ PDF Instructions
For all 201 chassis 190E and 190D built from 1984 to 1993
W123 W116 Chassis Heater and A/C Motor Brushes w/ PDF Instructions
WARNING: Does not fit all motors. Will NOT fit Seimens motors found on some 123 chassis