2005-2011 Honda FourTrax Foreman TRX500 FE/FPE/FM/FPM/TM Service Manual, Page 172Get this manual
CYLINDER HEADIVALVE INSPECTION CAMSHAFT
Check the cam surfaces for scoring, scratches or evi dence of insufficient lubricationCheck the cam sprocket teeth fo wear or damageTurn the outer race of each bearing with your fingerThe bearing should turn smooth ly and quietlyReplace the camshaft assembly if the bearing does not turn smoothly and quietlyBEARING
Measu re each cam lobe heightSERVICE LIMITS; IN: 35.60 mm (1 .402 in) EX: 35.38 mm (1 .393 in)