Description of 4 cylinder valve train Apr 23, 2012 11:23:00 GMT -4 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by justyfied on Apr 23, 2012 11:23:00 GMT -4 This great little link might help someone who is not quite clear about the differences in camshaft and valvetrains in engines.www.samarins.com/glossary/dohc.html