Intake And Exhaust Valve Oil Seal
WARNING: This page is about a different variant/trim than selected.
In the following case, pinch and remove the oil seal from valve using pliers, and then replace it with a new one.
- When the lip is damaged.
- When the spring is out of the specified position.
- When readjusting the surfaces of valve and valve sheet.
- When replacing the valve guide.
- Place the cylinder head on ST1.
- Using ST2, press-fit the oil seal.
NOTE:
- Apply engine oil to oil seal before press-fitting.
- When press-fitting the oil seal, do not use a hammer or strike in.
ST1 498267600 CYLINDER HEAD TABLE
ST2 498857100 VALVE OIL SEAL GUIDE
CAUTION:
Differentiate between the intake valve oil seal and exhaust valve oil seal by noting their difference in color.
Color of rubber part:
Intake [Black]
Exhaust [Brown]