1997-2004 Honda Fourtrax Recon TRX250TE/TM Service Manual, Page 122Get this manual
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CYLINDER HEADCYLINDERPISTON Measure and record each valve guide I.DSERVICE LIMIT: IN EX: 5.525 rnm 10.2175 in)
VALVE GUIDE REPLACEMENT
'972001: INTAKE VALVE GU IDE EXHAUST VALVE GUI