E 450 V10-6.8L (2008)
Valve Guide Seal: Service and Repair
Valve Seals
Removal
1. Remove the valve spring.
2. Remove and discard the valve stem seal.
Installation
1. NOTE: Lubricate the new valve seal with clean engine oil prior to installation.
Using the special tools, install the new valve stem seal.
2. Install the valve spring.