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GM LS1 Gen III 5.7L Cylinder Head 241 Assembly w/ Rocker Arms OEM

Your Price: $250.95
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Part Number:RH241 Cylinder Head + Rocker Arms
This is a Remanufactured OE Stock LS1, 5.7L Cylinder Head Assembly. 


* Part # : 241 , 12564241

* Description :  Stock LS Series 5.7L  Cylinder Head

* Specs : Combustion Chamber Volume: 68.0cc
                Intake Port Volume: 199cc
                Exhaust Port Volume: 71cc
                Intake Valve Diameter: 2.00 inches
                Exhaust Valve Diameter: 1.55 inches

 * Note : Surfaced, Pressure Tested, Valve Job


* 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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