2007 Arctic Cat ATVs 400/500/650/700 Service Manual, Page 245Get this manual

2007 Arctic Cat ATVs 400/500/650/700 Service Manual, Page 245

ATV-1004 2Acceptable width range must be within specificationsMeasuring Valve Face Radial Runout 3Push the valve from side
shop for servicing 3Rotate the valve in the blocks4Maximum runout must not exceed specificationsMeasuring Valve GuideValve
Stem Deflection (Wobble Method) ! CAUTION If valves are discolored or pitted or if the seating surface is worn, the valve
must be replacedDo not attempt to grind the valves or severe engine damage may occur 1Mount dial indicator and base on the
surface plate; then place the cylinder head on the surface plate2Install the valve into the cylinder head; then position
the dial indicator contact point against the outside edge of the valve faceZero the indicator Measuring Rocker Arm (Inside
Diameter) 1Using dial calipers, measure the inside diameter of the rocker arm2Acceptable inside diameter range must be within
specificationsMeasuring Rocker Arm Shaft (Outside Diameter) 1Using micrometer, measure the outside diameter of the rocker