2006-2009 Honda TRX250EX/TRX250X Service Manual, Page 133Get this manual
CYLINDER HEADIVALVEI CAMSHAFT INSPECTION CYLINDER HEAD
Be careful noto damage the valve
Remove the carbon deposits from the combustion chamberseal and gasket Check the spark pug va Ive areas or surfaces an
Check the cylinder head for warpage with straight
edge and feeler gauge across the stud holes
SERVICE LIMIT: 0.10 mm (0.004 in )
VALVE SPRING