Honda Civic 1.8 SOHC Complete Cylinder Head R18A1 VVTi Cast # RNA 2006 - 2008 (CORE RETURN REQUIRED)

Complete disassembly and thorough cleaning via hot tank & pressure tested to confirm casting integrity Valve job Performed with all required angles & vacuum tested to ensure perfect compression. CBN milled to ensure a super smooth finish. (CBN stands for Cubic Boron Nitride, and is best for cast iron heads). PCD milled to ensure a super smooth finish. (PCD stands for Polycrystalline Diamond, and is best for aluminum heads). New valve stem seals installed on all our heads & all valve guides are replaced with new ones as necessary. New valve seats installed as necessary NO UP-FRONT CORE CHARGE CORE RETURN REQUIRED WITHIN 21 DAYS OF DELIVERY PREPAID RETURN LABEL(S) PROVIDED **CORES MUST MATCH THE HEADS PURCHASED** **NO CAM SEALS HAVE BEEN INSTALLED ON ANY OF OUR HEADS**