This is a Set of Remanufactured OE Stock LS3, L92, 6.2L, 6.0L Cylinder Head Assemblies.
* Part # : 823 , 821 also fits 5364
* Description : Stock LS Series 6.0L / 6.2L Cylinder Heads
* Specs : Combustion Chamber Volume: 70cc
Intake Port Volume: 257cc
Exhaust Port Volume: 87cc
Intake Valve Diameter: 2.165 inches
Exhaust Valve Diameter: 1.590 inches
* Note : Surfaced, Pressure Tested, Valve Job
* Accessories : Rocker Arms NOT Included
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