2005-2011 Honda FourTrax Foreman TRX500 FE/FPE/FM/FPM/TM Service Manual, Page 161Get this manual
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CYLINDER HEADIVALVE Check the cylinder head for warpage with straight edge and feeler gauge across the stud holesSERVICE LIMIT: 0.10 mm (0.004 inl
Ream the valve guides to remove any carb