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Item #: 12629063
Reg. Price: $637.90
Our Price: $561.37
Quantity:
 

Description 

12629063 LS3 Cylinder Head Assembly
? Aluminum performance head
? Fits any LS family engine with 4.000" bore or larger
? 2.165" hollow stem intake, and 1.590" solid stem exhaust valves
? .570" max valve lift
? As-cast L92 style intake ports
? D-shaped exhaust ports
? As-cast combustion chambers
? Uses bare head P/N 12629051


Heads 12629063 are assembled with the following components:
12569427 Intake Valves
10166344 Valve Spring Retainers
12582719 Exhaust Valves
12482063 Intake Valve Stem Seals
12625033 Valve Springs
12482062 Exhaust Valve Stem Seals
10166345 Valve Locks

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Product Accessories for Ls3 Cylinder Head Assembly 12629063