2007 Arctic Cat ATVs factory service and repair manual, Page 244Get this manual

2007 Arctic Cat ATVs factory service and repair manual, Page 244

A CAUTION Water or parts-cleaning solvent must be used in conjunction with the wet-or-dry sandpaper or damage to the sealing
replaced 3Remove the valve springs; then invert the cylinder head and remove the valvesMeasuring Valve Stem Runout 1Support
each valve stem end with the Blocks (un 0644-022): then check the valve stem runout using dial indicator 2Remove the valve
seal and the lower remaining spring seatDiscard the valve seal 2Maximum runout must not exceed specificationsMeasuring Valve
Stem Outside Diameter 1Using micrometer, measure the valve stem outside diameter2Acceptable diameter range (intake valve)