1998-2004 Honda Foreman 450 factory service manual, Page 158Get this manual
CYLINDER HEADCYLINDERPISTON Push rod Check that the push rods are not bentCAUTION:
PUSH ROD -
Do not disassemble the push rods, if you do, replace the push rods necessary
Cam follower Check the cam follower for damageMeasure the cam follower 0.0SERVICE LIMIT: 22.46 mm (0.884 in)
Measure the crankcase 1.0at the cam follower sliding surfaceSERVICE LIMIT: 22.54 mm (0.887 in) Calculate the clearanceSERVICE LIMIT: 0.07 mm (0.003 in)