2009 Arctic Cat 400/500/550/700/550/700/1000 ATV Service Manual, Page 38Get this manual
NOTE: Keep the mounting hardware with the covers for assembly purposes
4Remove the cam chain tensioner pivot cap screw and washer
2Remove the valve cover cap screwsNote the rubber washers on the four top-side cap screws; remove the valve coverNote the orientation of the cylinder head plug and remove itNote the location of the two alignment pins