2006 Arctic Cat ATVs 400/400TBX/400TRV/500/500TBX/500TRV/650H1/650 V-Twin Service Manual, Page 76Get this manual

2006 Arctic Cat ATVs 400/400TBX/400TRV/500/500TBX/500TRV/650H1/650 V-Twin Service Manual, Page 76

2Using the Standard Valve Guide Reamer (pn 0444-017), remove any burrs or tight areas from the valve guide journals Valve
Seats NOTE: If the valve seat is beyond servicing, the cylinder head must be replaced 1Insert an exhaust valve seat pilot
shaft into an exhaust valve guideSlide an exhaust valve seat grinding tool onto the pilot shaft; then using light pressure
on driver handle and deep socket, grind the exhaust valve seat until within specificationsNOTE: Repeat procedure on the remaining