E 250 V8-5.4L (2008)
Removal
CAUTION: At no time, when the timing chains are removed and the cylinder heads are installed, may the crankshaft or camshaft be rotated.
Severe piston and valve damage will occur.
All engines
1. Remove the camshaft roller followers.
2. Remove the timing chains.
4.6L (2V) engine
3. Remove the bolt and the camshaft sprocket.
4. NOTE: The camshaft bearing caps must be installed in their original location. Record camshaft bearing cap location.
Remove the bolts, the bearing caps and the camshaft.
5. Clean and inspect the camshaft bearing caps.
^
One of the bearing caps contains an oil flow restriction groove. Make sure the groove is free of foreign material.
5.4L (2V) engine
6. NOTE: The camshaft bearing caps must be installed in their original location. Record camshaft bearing cap location.
Remove the bolts, the bearing caps and the camshaft.
7. Clean and inspect the camshaft bearing caps.
^
One of the bearing caps contains an oil flow restriction groove. Make sure the groove is free of foreign material.
