2006 Arctic Cat ATVs 400/400TBX/400TRV/500/500TBX/500TRV/650H1/650 V-Twin Service Manual, Page 82Get this manual

2006 Arctic Cat ATVs 400/400TBX/400TRV/500/500TBX/500TRV/650H1/650 V-Twin Service Manual, Page 82

Inspecting Camshaft Bearing Journal 1Inspect the bearing journal for scoring, seizure marks, or pitting2If excessive scoring,
on the cylinder head and secure with the valve cover cap screwsTighten securelyCC283D 2Rotate the camshaft and note runout;
maximum tolerance must not exceed specificationsMeasuring Camshaft Lobe Height NOTE: Do not rotate the camshaft when measuring
clearance 4Remove the cap screws securing the valve cover to the cylinder; then remove the valve cover and camshaft 1Using
calipers, measure each cam lobe height MD1261 ATV1013A 2The lobe heights must not exceed minimum specifications 5Match the