D330, D333, 3304, 3306 – Cylinder Head

Original equipment cylinder heads for turbocharged engines are equipped with valve seat inserts, and naturally aspirated engines without inserts. Valve seat inserts are installed in replacement cylinder heads for all engines.

Tools required to remove valve seat inserts are in the 9S3080 Valve Insert Puller Group.

Valve removal and installation is easier with use of 5S1330 Valve Spring Compressor Assembly and 5S1322 Valve Keeper Inserter.

Tools required to install valve guides are: 7S8858 Driver Bushing and 7S8859 Driver. The counterbore in the driver bushing mates with the counterbore in the cylinder head to limit driving the guide.

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