This is a new LS6 Cyclinder Head Assembly

This cylinder head is used on 2002 Corvettes with 405 HP RPO LS6. The LS6 cylinder head can be used on any Gen 3 design V8 block. This LS6 head is emission legal on the 2002-2003 Corvette only. It includes the following items: 12564825 Head - Bare 12565313 Valve Spring 10166344 Cap, Valve Spring, capable of 550" lift cam 12565311 Valve, Intake, light weight 12565312 Valve, Exhaust, light weight, sodium filled, hollow stem 10166345 Key, Valve Stem 12482063 Oil Seal, Intake 12482062 Oil Seal, Exhaust