911 Carrera 4 Cabriolet (996) F6-3.4L (1999)
Viscous Coupling: Service and Repair
Removing and installing the viscous clutch
Cut-away component view
Removal
1. Remove cardan shaft.
2. Remove front final drive.
3. Clamp final drive into the vise with special tool VW 457, drain oil and remove the long-neck pipe.
4. Remove snap ring and take out viscous coupling with supporting ring.
Installation
Install in reverse order, observing the following points: