Technical Bulletins-Engine Builders Association. Oct 9, 2014 10:55:21 GMT Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by enigmas on Oct 9, 2014 10:55:21 GMT I was doing a bit research with regard to the symptoms of late valve timing on Internal Combustion Engines when I came across this useful resource.Here are a few randomly chosen links on the site. Other very useful links are to be found in the column on the right under the heading 'Bulletins'. Engine Checklist on First StartupDiagnosing Engine ProblemsCamshaft Break-in Oil for Flat Tappets