Cylinder Head Assembly 1.4L Turbo Cruze Ssonic Encore Trax 55573669 55565291

This is a Rebuilt OE Stock 1.4L DOHC TURBO GM Cylinder Head Assembly.* casting # : 55565291 , or 55573669* Description : Stock DOHC 1.4L Turbo Ssonic, Cruze, Trax, Encore Cylinder Head Core.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

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