Part that attaches distributor rotor to camshaft may break on Mercedes-Benz 300TE

Problem Description and Possible Solution
The part that attaches the distributor rotor to the camshaft can break; the starter will still crank, but the engine will not start.
Problem Data
RepairPal Verified
Average mileage: 254,000 (254,000–254,000)
4 model years affected: 1990, 1991, 1992, 1993
5 people reported this problem