GM 5.3L L83 Cylinder Heads Assemblies REMANUFACTURED 12620214 w/Rocker Arms 2014-2020 Silverado Sierra Suburban Tahoe Yukon XL SET OF 2 (Renewed)

This is a SET OF 2 Rebuilt GM 5.3L L83 Direct Injection Cylinder Heads Assemblies with rocker arms.* Part # : 12620214 * Description : GM Vortec 5.3L direct injection Cylinder Head Assembly 2014-2020 * Specs : Material: 319-T7 Aluminum Combustion Chamber Volume: 57ccIntake Runner Volume: 248ccExhaust Port Shape: Flat OvalExhaust Runner Volume: 102ccCylinder head Bolt Style: Torque to Yield (TTY) Cylinder Head Bolt Size: (10) M12 x 1.75, M8 corner bolts * Information : rocker arms included * Fitment : SIERRA 1500 PICKUP 14-20 5.3L SIERRA 1500 14-19 5.3L SILVERADO 1500 PICKUP 14-20 5.3L SUBURBAN 1500 15-20 5.3L TAHOE 15-20 5.3L YUKON 15-20 5.3L YUKON XL 1500 15-20 5.3L

• 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