Cylinder Head

Cylinder Head

Disassembly

1. CAUTION: Place cylinder head on a cardboard or wood surface to prevent damage to the joint face.

NOTE: Do not remove the camshaft before removing the roller followers.

Install the special tool between the valve spring coils to prevent valve stem seal damage.

2. CAUTION: If the components are to be reinstalled, they must be installed in the same positions. Mark the components for installation into their original locations. Failure to follow these instructions may result in engine damage.

Using the special tool, compress the valve springs and remove the roller followers.

3. CAUTION: If the components are to be reinstalled, they must be installed in the same positions. Mark the components for installation into their original locations. Failure to follow these instructions may result in engine damage.

Remove the hydraulic lash adjusters.

4. Using the special tool, compress the valve springs.

5. NOTE: Keep valves and valve spring retainer keys in order so they can be installed in their original positions.

Remove the valve spring retainer keys, the valve spring retainers, the valve springs and the valves.

6. Remove the valve stem seals.

7. NOTE: The camshaft bearing caps must be installed in their original locations. Record camshaft bearing cap locations.

Remove the bolts, the bearing caps and the camshaft.

Assembly

1. NOTE: Do not use metal scrapers or other tools to clean the cylinder head.

Use a plastic scraper and metal surface cleaner to clean the cylinder head.
2. Lubricate the camshaft journals with clean engine oil.

3. Install the camshaft and the camshaft bearing caps.
^ Lubricate with clean engine oil and position the camshaft bearing caps.
^ Install the bolts loosely.