2001-2005 Honda TRX250EX Sportrax TRX250EX Factory Service Manual, Page 45Get this manual
MAINTENANCE When checkmg rhe clearance, slide the feeler gauge from the mside auIn the direction of the
Check the clearance of each valv9 by inserting feel er gauge between the adjusting screw and valve
stemVALVE CLEARANCE: IN EX: .13 mm (0.005 inJ
Adjust by loosen ng he valve adjusting screw lock-nut and turning the adjusting screw until there is
a slight drag on the feeler gaugeApply oil to the valve adjusting screw lock-nut threads and seat ing surfaceHold the adjusting screw and tighten the lock nut
Valve adjusting wrench, mm 07908-KE90200Valve adjusting wrench lO-mm offset box end wrench (Commercially available)