Camshafts
CamshaftsMaterial:
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.
Installation
All engines
1. Lubricate the camshaft journals with clean engine oil.
4.6L (2V) engine
2. Install the camshaft and the camshaft bearing caps in their original locations.
^ Lubricate the camshaft bearing caps with clean engine oil.
^ Position the camshaft bearing caps.
^ Install the bolts loosely.
3. NOTE: LH shown, RH similar.
Tighten the bolts in the sequence shown.
^ Tighten to 10 Nm (89 inch lbs).
4. Position the camshaft sprocket and install the bolt in 2 stages.
^ Stage 1: Tighten to 40 Nm (30 ft. lbs).
^ Stage 2: Tighten an additional 90 degrees.
5.4L (2V) engine
5. Install the camshaft and the camshaft bearing caps in their original locations.
^ Lubricate the camshaft bearing caps with clean engine oil.
^ Position the camshaft bearing caps.
^ Install the bolts loosely.
6. Tighten the bolts in the sequence shown.
All engines
7. Install the timing chains.
8. Install the camshaft roller followers.