2004 Arctic Cat ATVs factory service and repair manual, Page 71Get this manual
Valve SeatIGuide Servicing Flow Chart
2Insert an intake valve seat pilot shaft into the intake valve guideSlide the intake valve seat grinding tool onto the pilot shaft; then using light pressure on driver handle and deep socket, grind the intake valve seat until within specifications
45' Grind
Tool Purpose
45' Cutter
seatong area smooth and round
Results
Measure seat width ool Purpose verniercalipers Check seat width
Results I
15' Grind Tool Puros 15" Cutter Reduce seat to specification
Lapping Valves
I NOTE: Do not grind the valvesIf valve is damaged, it must be replaced
Purpose
Increase width of