2004 650 Twin Arctic Cat ATV Service Manual, Page 51Get this manual

2004 650 Twin Arctic Cat ATV Service Manual, Page 51

3Place the cylinder head on the surface plate covered with #400 grit wet-or-dry sandpaperUsing light pressure, move the cylinder
(see illustration)CC128D Measuring Cylinder Head Distortion 1Remove any carbon buildup in the combustion chamber726-306A
! CAUTION Incorrect installation of the piston rings will result in engine damage 2Lay straightedge across the cylinder head;
then using feeler gauge, check the distortion factor between the head and the straightedge3Maximum distortion specificationsmust
not exceed CYLINDERCYLINDER HEAD ASSEMBLY NOTE: If the cylindercylinder head assembly cannot be trued, they must be replaced
CleaningInspecting Cylinder Head ! CAUTION The cylinder head studs must be removed for this procedure 1Using non-metallic
carbon removal tool, remove any carbon buildup from the combustion chamber being careful not to nick, scrape, or damage the