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GM LS3 L92 6.0L 6.2L Cylinder Head 821 Square Port Assembly SET

Your Price: $900.98
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Part Number:RH821 Cylinder Head
This is a Set of Remanufactured OE Stock LS3, L92, 6.2L, 6.0L Cylinder Head Assemblies. 

* Part # : 5364 also fits 823 , 821

* Description : Stock LS Series 6.0L / 6.2L Cylinder Heads Assembly

* 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

Remanufacturing Process Includes:

   - Complete disassembly and thorough cleaning via hot tank & pressure tested to confirm casting integrity

   - New valve seats installed as necessary

   - New valve stem seals installed on all our heads & all valve guides are replaced with new ones as necessary.

   - Valve job Performed with all required angles & vacuum tested seals to ensure perfect compression.

   - PCD milled to ensure a super smooth finish. (PCD stands for Polycrystalline Diamond, and is best for aluminum heads).

   - CBN milled to ensure a super smooth finish. (CBN stands for Cubic Boron Nitride and is best for cast-iron heads).

   - All necessary parts are cleaned and inspected before final assembly to meet AERA specifications

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