2006-2009 Suzuki LT-R450 Service Manual, Page 83Get this manual
CAMSHAFT BEARING Inspect the bearings for play, discolorationwear and seizureMove the outer race by finger and inspect for smooth move mentIf there is anyth ing unusualreplace the camshaft assembly
CAM WEAR Check the camshaft for wear or damage Measure the cam height (8) with micrometer
Cam height (8) Service Limit (IN 32.264 mm (1.2702 in) (EX 33.151 mm (1.3052 in)
!T'OOt09900-20202: Micrometer (2550 mm)