2003 Arctic Cat ATVs from 250cc to 500cc Service Manual, Page 211Get this manual

2003 Arctic Cat ATVs from 250cc to 500cc Service Manual, Page 211

Table of Contents (Servicing Components) Servicing Top-Side Components 3-167 Valve Assembly 3-167 Piston Assembly 3-171 CylinderCylinder
sealing surface or damage to the camshaft will resultAlways check camshaft clearance when resurfacing the valve cover Servicing
Top-Side Components NOTE: Whenever part is worn excessively, cracked, or damaged in any way, replacement is necessary CAUTION
VALVE ASSEMBLY Water or parts-cleaning solvent must be used in conjunction with the wet-or-dry sandpaper or damage to the
sealing surface may result When servicing valve assembly, inspect valve seats, valve stems, valve faces, and valve stem ends
for pits, bum marks, or other signs of abnormal wear NOTE: Whenever valve is out of tolerance, it must be replaced 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 CleaningInspecting Valve Cover NOTE: If the valve cover cannot