2008 Arctic Cat ATVs factory service and repair manual, Page 55Get this manual
2Acceptable inside diameter range must be within specifications3If valve guide is out of tolerance, it must be replaced HNOTE: If the paint is not visible, install the ends of the springs with the closest wound coils toward the head
Servicing ValvesNalve GuidesNaIve Seats
If valves7valve guides, or valve seats require servicing or replacement7Arctic Cat recommends that the components be taken to qualified machine shop for servicing
Towards
A CAUTION
If any valve is discolored or pitted or if the seating surface is worn, the valve must be replacedDo no1 attempt to grind valve or severe engine damage may occur