2007 Arctic Cat ATVs factory service and repair manual, Page 172Get this manual
Keep the mounting hardware with the covers for assembly purposes or thread them back into the head to keep them separatedi NOTE:
3Loosen the cap screw on the end of the tensioner; then remove the two Allen-head cap screws securing the tensioner adjuster assembly and remove the assemblyAccount for gasket
2Remove the 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