2004 Arctic Cat ATVs factory service and repair manual, Page 139Get this manual

2004 Arctic Cat ATVs factory service and repair manual, Page 139

Servicing Top-Side Components I NOTE: Whenever part is worn excessively, cracked, or damaged any way, replacement is necessary
the valve cover in parts-cleaning solvent 2Place the valve cover on the Surface Plate (pn 0644-016) covered with #400 grit
wet-or-dry sandpaperUsing light pressure, move the valve cover in figure eight motionInspect the sealing surface for any
indication of high spotsA high spot can be noted by bright metallic finishCorrect any high spots before assembly by continuing
to move the valve cover in figure eight motion until uniform bright metallic finish is attained Do not remove an excessive
amount of the sealing surface or damage to the camshaft will resultAlwavs check camshaft clearance when resurfacing the valve