2005-2011 Honda FourTrax Foreman TRX500 FE/FPE/FM/FPM/TM Service Manual, Page 158Get this manual
CYLINDER HEADIVALVE Markthe push rods so they can be placed backIn their origin811ocatlons -
push rods gasket two dowel pins
DISASSEMBLY
Remove the four bolts and sealing washersBOLTS AND WASHERS
Push each rocker arm shaft with small screwdriver through the bolt hole until the O-ring on the shaft is removed out of the head coverRemove the following- rocker arm shaftsrocker armssetting platesO-rings