Brian Crower Valves are made from premium stainless steel, fully machined and swirl polished for ultimate air flow. Dished head for added weight savings and increased valve control at high rpm. Standard and oversize head. PartNumber : BC3060 Description : Valves; Set of 8 Position : Intake Size : 36mm 2000-2003 Honda S2000 Base L4.1997cc Engine Components::Valves 2004-2009 Honda S2000 Base L4.2157cc Engine Components::Valves 2008-2009 Honda S2000 CR L4.2157cc Engine Components::Valves