Cylinder Head On

Fig 1: Valve Seal and Spring

Courtesy of DAIMLERCHRYSLER CORP.

1 - VALVE LOCKS

2 - VALVE RETAINER

3 - VALVE SPRING

4 - VALVE STEM SEAL

5 - VALVE STEM

Install valve seal/valve seat assembly (4). Push the assembly down to seat it onto the valve guide.
Install valve spring (3) and retainer (2).

Fig 2: Valve Spring - Removal/Installation
Courtesy of DAIMLERCHRYSLER CORP.

1 - VALVE SPRING COMPRESSOR MD 998772A

2 - AIR HOSE
Use Valve Spring Compressor MD-998772-A (1) with Valve Spring Compressor Adapter 6779 to compress valve springs only enough to install locks. Correct alignment of tool is necessary to avoid nicking valve stems. See Fig 2.
Remove air hose (2) and install spark plugs.
Install camshafts (Refer to ENGINE/CYLINDER HEAD/CAMSHAFT(S) - INSTALLATION) .
Install cylinder head cover (Refer to ENGINE/CYLINDER HEAD/CYLINDER HEAD COVER - INSTALLATION) .