2006 Arctic Cat DVX 400 Service Manual, Page 51Get this manual

2006 Arctic Cat DVX 400 Service Manual, Page 51

Grinding Valve Seats NOTE: If the valve seat is beyond servicing, the cylinder head must be replaced 2Lubricate each valve
grease to the inside surface of the valve seals; then place lower spring seat and valve guide seal over each valve guide
2Insert an intake valve seat pilot shaft into one of the intake valve guidesSlide 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 specificationsNOTE:
Repeat procedure on the remaining intake valve 2Insert each valve into its original valve location3Install the valve springs
with the painted end of the spring facing away from the cylinder headNOTE: If the painted end is not visible, install the
ends of the springs with the closest coils toward the head Lapping Valves NOTE: Do not grind the valvesIf valve is damaged,