2006-2009 Honda TRX250EX/TRX250X Service Manual, Page 132Get this manual
CYLINDER HEADIVALVECAMSHAFT 'N8shers into the crankcase
two bolts
Take care not to loosen the four nuts in crisscross pattern in S8"'drop the nusand eral steps and remove the nuts and washers
Do not stnke the Remove the cylinder head cyMder head roo hard and do not
damage the matrng surface WIth screwdriver
Remove the gasket and the two dowel pins
CYLINDER HEAD DISASSEMBLY
Remove the cylinder head (page 8-11 )To prevent loss of Remove the valve spring cotters using the spring