300TE 4MATIC (124.290) L6-3.0L (103.985) (1991)
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Timing Chain Guide: Service and Repair
Replacing Tensioning Rail
Removal:
Lower Timing Cover And Tensioning Rail
1. Remove timing case cover (96), See: Timing Cover/Service and Repair/Removal and Installation of Timing Case Cover.
Marking Crank Gear
2. Mark timing chain with crankshaft gear (arrows).
3. Take off tensioning rail (70a).
Installation:
