911 Carrera 4 Cabriolet (996) F6-3.6L (2003)
Valve Guide Seal: Overhaul
Removing and installing valve stem seal
Removal
Insert VW special tool 3364 into rib of valve stem seal and pull out.
Installation
Fit original valve spring support disc. Slide plastic assembly sleeve (diameter 6 mm) onto valve stem. Oil sealing lip and seating surface of valve stem
seal, put on by hand and, with assembly mandrel (VW special tool 3365), gently tap as far as the stop on the valve guide. Remove plastic sleeve.