Ford Workshop Service and Repair Manuals

Compressor, Valve Spring

303-361A (21-155A)

Adapter for 303-361A

303-361-02 (21-155-02A)

Installer, Valve Stem Collets

303-362 (21-156)

Adapter, Air Supply (Cylinder Head)

303-363 (21-157)

Pliers, Valve Stem Seal

303-508 (21-165)

1. Remove the camshafts.
   For additional information, refer to Camshafts - in this section.
   

2. Using the special tool, apply 7 to 10 bar of compressed air into the cylinder.

3. Remove the valve tappets.

4. Using the special tools, remove the valve springs.
   • Compress the valve spring.
   • Remove the valve collets.
   • Release the valve spring.
   • Remove the valve spring retainer and the valve spring.

5. Using the special tools, remove the valve seals.
   • Discard the seals.

1. 

   NOTE:Install new valve seals.
   

   NOTE:Cover the valve collet groove on the valve stem with a protective sleeve.
   Using the special tools, install the valve seals.
   • Remove the protective sleeve.

2. Using the special tools, install the valve springs.
   • Install the valve spring retainer and the valve springs.
   • Compress the valve spring.
   • Install the valve collets.
   • Release the valve spring.

3. Remove the special tools.

4. Install the valve tappets.

5. Install the camshafts.
   For additional information, refer to Camshafts - in this section.