1997-2001 Honda TRX250 Fourtrax Recon Service Manual, Page 126Get this manual
CYLINDER HEADCYLINDERPISTON Measure the crankcase I.Dat the cam follower sliding surfaceSERVICE LIMIT: 22 .54 mm (0.887 in)
Calculate the clearanceSERVICE LIMIT: 0.07 mm (0 .003 in)
Cam chain tensioner Check the slipper surface of the cam chain tensioner arm for wear or damage
SLIPPER SURFACE
CAMSHAFT INSTALLATION