Explorer 4WD V8-4.6L (2008)
7. Remove the valve spring retainer and the valve spring.
8. Inspect the valve spring.
Installation
1. CAUTION: If the components are to be reinstalled, they must be installed in their original positions. Mark the components for
installation into their original locations. Failure to follow these instructions may result in engine damage.
Using the special tool, install the valve spring, the valve spring retainer and the valve spring retainer keys.
2. Relieve the air pressure from the cylinder.
3. CAUTION: If the components are to be reinstalled, they must be installed in their original positions. Mark the components for
installation into their original locations. Failure to follow these instructions may result in engine damage.
NOTE: Do not allow the valve keepers to fall off of the valve or the valve may drop into the cylinder. If a valve drops into the cylinder, the
cylinder head must be removed.
NOTE: It may be necessary to push the valve down while compressing the spring.
NOTE: Lubricate the camshaft roller followers with clean engine oil prior to installation.
Using the special tool, compress the valve spring and install the camshaft roller follower.
