Valve Guide Seal: Service and Repair

REMOVING/INSTALLING VALVE STEM SEAL

Removing





Remove valve stem seal with Special Tool 9237.


Installing





Note: Always remember to place an 1 mm thick washer on the cylinder-head face before installing the valve stem seal.

1. Lubricate valve stem and install shaft. Place an 1 mm thick washer on cylinder-head face. Push drift over valve stem. Lubricate sealing lip of valve stem seal and position on drift. Using Special Tool 9225/1, carefully and gently push seal as far as it will go onto valve guide.

2. The valve stem seal is correctly seated when Special Tool 9225/1 and washer make contact.

Note: The assembly drifts are available as spare parts.