2008 Arctic Cat 400/500/650/700 ATV Service Manual, Page 165Get this manual

2008 Arctic Cat 400/500/650/700 ATV Service Manual, Page 165

! CAUTION Water or parts-cleaning solvent must be used in conjunction with the wet-or-dry sandpaper or damage to the sealing
diameter range (intake valve) must be within specifications3Acceptable diameter range (exhaust valve) must be within specificationsMeasuring
Valve FaceSeat Width 2Remove the valve seal and the lower remaining spring seatDiscard the valve seal 1Using micrometer,
measure the width of the valve face ATV-1004 CC136D 2Acceptable width range must be within specificationsMeasuring Valve
Face Radial Runout 1Mount dial indicator on the surface plate; then place the valve stem on set of blocks2Position the dial
indicator contact point on the outside edge of the valve face; then zero the indicator NOTE: The valve seals must be replaced