Cylinder Heads

Special Tools:

Disassembly

Note: All of the valve components must be marked and reinstalled in their original location.

1. Using the Valve Spring Compressor Bar and the Valve Spring Compressor, remove the valve spring retainer key.

2. Remove the valve spring retainer.

3. Remove the valve spring.

4. Using the special tools, remove the valve stem seal.

5. Note: Repeat the above procedure for each valve.

Remove the valve.
6. Inspect the valves and the valve spring.
7. Inspect the valve guide and the valve seat.

Assembly

1. Note: The valve stem must be lubricated before installation. Use Super Premium SAE 5W-30 Motor Oil X0-5W30-QSP or equivalent meeting Ford specification WSS-M2C153-G.

Install the valve.

2. Using the special tool, install the valve stem seal.

3. Install the valve spring.

4. Install the valve spring retainer.

5. Using the Valve Spring Compressor Bar and the Valve Spring Compressor, install the valve spring retainer key.

6. Note: Repeat the above procedure for each valve.

Inspect the valve spring installed length.