E 150 V8-4.6L (2007)
5. NOTE: The camshaft roller followers must be installed in their original locations. Record the camshaft roller follower locations.
Using the special tool, compress the valve spring and remove the camshaft roller follower.
6. NOTE: The camshaft roller followers must be installed in their original locations. Record the camshaft roller follower locations.
Repeat the previous 3 steps for each of the roller followers being serviced.
Installation
1. Install the special tool between the valve spring coils to protect the valve stem seal from damage.
2. NOTE: The camshaft roller followers must be installed in their original locations.
NOTE: Lubricate the camshaft roller follower with clean engine oil prior to installation.
Using the special tool, compress the valve spring and install the camshaft roller follower.