PROCEDURE
REPAIR INTAKE VALVE SEAT
Keep the lip free from foreign matter.
If the seating is too high on the intake valve face, use 30° and 45° cutters to correct the intake valve seat.
*a | Width |
If the seating is too low on the intake valve face, use 60° and 45° cutters to correct the intake valve seat.
*a | Width |
Check that the seat contact is in the middle of the intake valve face and has the following width.
Standard Width |
---|
1.0 to 1.4 mm (0.0394 to 0.0551 in.) |
REPAIR EXHAUST VALVE SEAT
Keep the lip free from foreign matter.
If the seating is too high on the exhaust valve face, use 30° and 45° cutters to correct the exhaust valve seat.
*a | Width |
If the seating is too low on the exhaust valve face, use 60° and 45° cutters to correct the exhaust valve seat.
*a | Width |
Check that the seat contact is in the middle of the exhaust valve face and has the following width.
Standard Width |
---|
1.0 to 1.4 mm (0.0394 to 0.0551 in.) |