Cylinder Head Exhaust Valve Guide - (Supertech) Compatible With : Acura RSX L4, 2.0L / 122 CID DOHC 16 Valve, Engine Code : K20A3, K20A2, K20Z1, ILX, TSX L4, 2.4L / 2354 CID DOHC 16 Valve, Engine Code : K24A2, K24Z3, K24Z7 - 2006 2011 Honda Civic L4, 2.0L / 122 CID DOHC 16 Valve, Engine Code : K20Z3, K20A3, 2008 - 2014 Honda Accord L4, 2.4L / 2354 CID DOHC, 16 Valve, Engine Code : K24Y2, K24Z2, K24Z3, K24Z6