Valve Guide Seal: Service and Repair

REMOVAL PROCEDURE

^ Tools Required
- J 43059 Valve Retainer Remover/Installer
- J 38820 Valve Stem Seal Installer
- J 39313 Spark Plug Port Adapter
- J 42039 Valve Spring Compressor





1. Remove the valve rocker arm(s).
2. Remove the spark plug.
3. Install the J 39313 and apply air pressure to the cylinder in order to keep the valve from dropping into the cylinder.
4. Using an appropriately sized deep socket and a plastic hammer, lightly tap on the valve spring retainer to loosen the valve keepers.

Caution: Compressed Valve Spring Caution in Service Precautions.

5. Compress the valve spring with the J 42039.





6. Use the magnetic end of the J 43059 in order to remove the valve keepers (1).
7. Remove the J 42039.
8. Remove the valve spring retainer (2).





9. Remove the valve spring.





10. Remove the valve seal using the J 38820.


INSTALLATION PROCEDURE





1. Lubricate the valve stem, valve seal and guide with engine oil.





2. Using the J 38820, install the valve seal using the following procedure:
2.1. Mount the valve seal in the J 38820.
2.2. Push and twist the valve seal into position on the valve guide until the seal positively locks on the guide.





3. Position the valve spring on the spring seat.





4. Place the valve spring retainer (2) onto the valve spring.





Caution: Compressed Valve Spring Caution in Service Precautions.

5. Compress the valve spring using the J 42039.





6. With the spring compressed, install the valve keepers into the J 43059.
7. Place the keepers (1) into position by pushing the tool downward.
8. Release the tension on the spring compressor and remove the J 42039.
9. Verify that the valve keepers are installed by placing a rag over the valve tip and tapping with a dead-blow hammer. The valve keepers and the spring should remain in place.
10. Relieve the air pressure from the cylinder and remove the J 39313.
11. Install the spark plug.
12. Install the left (front) valve rocker arm(s).