I have a 05 raptor and i need to adjust the valves and pretty much know how too correct me if im wrong the loosen the lock nut on top an you use a flat head screw driver to tighten the valves ok heres the big question when useing the feeler gauge what part of the valve do you put it under to check clearence . [img]i/expressions/face-icon-small-confused.gif[/img]