Trust me, it has nothing to do with timing of the engine. I do not have any other info on it. I cannot find my 123 diesel maintenance cdrom to look it up. I have been working on Mercedes cars for 36 years. I usually replace the thrust piece when rebuilding an engine.

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Cars:
1993 400E
1993 300TE Wagon
1985 300D Turbodiesel w/ 688,000 Miles On Original Eng/Trans
1979 300SD
1977 Euro 6.9
1967 230S IMA Universal Wagon
100 Or So Parts Cars

You Cannot Change your Future Without Disturbing Your Present

It Looks A Whole Lot More Like It Did Today Than It Did Yesterday?