2003 Arctic Cat ATVs from 250cc to 500cc Service Manual, Page 323Get this manual

2003 Arctic Cat ATVs from 250cc to 500cc Service Manual, Page 323

2Place the valve cover on the Surface Plate (pin 0644-016) covered with #400 grit wet-or-dry sandpaperUsing light pressure,
check camshaft clearance when resurfacing the valve cover CAUTION Water or parts-cleaning solvent must be used in conjunction
with the wet-or-dry sandpaper or damage to the sealing surface may result NOTE: The valve seals must be replaced 3Remove
the valve springs; then invert the cylinder head and remove the valvesMeasuring Valve Stem Runout Removing Valves NOTE: Keep
all valves and valve components as setNote the original location of each valve set for use during installationReturn each
valve set to its original location during installation 1Support each valve stem end with the Blocks (pin 0644-022); then