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GM 6.0L LS LQ4 LQ9 Cylinder Head 317 Assembly Set w/ Rocker Arms Genuine OEM

Your Price: $750.98
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Part Number:RH317 Cylinder Head Pair
This is a Set of Rebuilt OE Stock 6.0L LQ4 / LQ9 Cylinder Head Assembly's.

* Part # : 317 , 12562319 , 12562317

* Description : Stock 6.0L LQ4 / LQ9 LS Series Cylinder Head Assemblies.

* Specs : Combustion Chamber Volume: 70.03cc
                Intake Port Volume: 210cc
                Exhaust Port Volume: 75cc
                Intake Valve Diameter: 2.00 inches
                Exhaust Valve Diameter: 1.55 inches

  * Accessories : Rocker Arms Included are in "Good" Used Condition ,

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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