2008 Arctic Cat 400/500/650/700 ATV Service Manual, Page 111Get this manual

2008 Arctic Cat 400/500/650/700 ATV Service Manual, Page 111

5Bend the washer tabs and remove the two cap screws securing the sprocket to the camshaft 7Noting the timing marks for installing
the crankcase 8Remove the cam chain tensioner by lifting it from the chain cavity; then remove the two lower nuts securing
the cylinder head to the cylinder, one in front and one in rearMD1137 6Using an awl, rotate the C-ring in its groove until
it is out of the cylinder head; then remove the C-ringNOTE: Care should be taken not to drop the C-ring down into the crankcase