F 150 2WD V8-4.6L (2008)
5. CAUTION: The camshaft roller followers must be installed in their original locations. Record the camshaft roller follower locations.
Failure to follow these instructions may result in engine damage.
NOTE: Do not allow the valve keepers to fall off 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: The 3 rearmost camshaft roller followers on the RH side must use special tool 303-567 in the same manner as is shown in the illustration.
Using the special tool, compress the valve springs and remove the camshaft roller follower.
6. Repeat the previous steps for each of the camshaft roller followers being serviced.
Installation
1. Install the special tool between the valve spring coils to protect the valve stem seal from damage.
2. CAUTION: The camshaft roller followers must be installed in their original locations. Failure to follow these instructions may result in
engine damage.
NOTE: Do not allow the valve keepers to fall off 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.
