2001-2006 Honda TRX 300EX Sportrax 300EX Factory Service Manual, Page 116Get this manual
Quality of the image is intentionally reduced!
CYLINDER HEADVALVES
Heal the cylinder head to 100S0"C (2 12300 F)Support the cylinder heed and drive out the guides
from Ihe combustion chamber sideTOOL: Valve guide driver5.5 mm