Valve Seals

Valve Seals





Removal

1. WARNING: Before servicing a vehicle equipped with a fire suppression system, depower the system by following the procedure in Fire Suppression System. Failure to follow the instructions may result in serious personal injury. Procedures

With the vehicle in NEUTRAL, position it on a hoist.

2. Remove the valve springs. For additional information, refer to Valve Springs Valve Springs.

3. Remove the valve stem seals.

Installation

1. NOTE: The valve stem seal must be bottomed on the valve seat.

NOTE: Make sure that the garter spring is present in the valve stem seal.

Use the Valve Spring Compressor and Valve Stem Oil Seal Installer to install the valve stem seals.





2. Install the valve springs. For additional information, refer to Valve Springs Valve Springs.

3. WARNING: If the vehicle is equipped with a fire suppression system, repower the system. For important safety warnings and procedures, refer to Fire Suppression System. Failure to follow these instructions may result in serious personal injury. Procedures

If equipped with a fire suppression system, repower the system.