2006 Arctic Cat ATVs factory service and repair manual, Page 182Get this manual
1 NOTE: Keep the mounting hardware with the covers for assembly purposes or thread them back into the head to keep them separated Top-Side Components
1 NOTE: For efficiency, it is preferable to remove and disassemble only those components which need to be addressed and to service only those componentsThe technician should use discretion and sound judgment
2Remove the 12 cap screws securing the valve cover to the head; account for the four rubber washers on the top side cap screwsRemove the valve coverAccount for and note the orientation of the cylinder head plugNote the location of two alignment pins