Subaru Legacy 2005 Service Manual page 1134

MECHANICAL
6. INTAKE AND EXHAUST VALVE OIL
SEAL
Replace the oil seal with a new one, if the lip is
damaged or spring is out of place, or when the sur-
faces of intake valve and valve seat are recondi-
tioned or intake valve guide is replaced.
1) Place the cylinder head on ST1.
2) Press-fit the oil seal to the specified dimension
indicated in the figure using ST2.
ST1 498267600 CYLINDER HEAD TABLE
ST2 498857100 VALVE OIL SEAL GUIDE
NOTE:
• Apply engine oil to oil seal before force-fitting.
• Differentiate between the intake valve oil seal
and exhaust valve oil seal by noting their difference
in color.
Color of rubber part:
Intake [Gray]
Exhaust [Green]
ST2
Cylinder Head
7. VALVE LIFTER
1) Check the valve lifter visually.
2) Measure the outer diameter of valve lifter.
Outer diameter:
34.959 — 34.975 mm (1.3763 — 1.3770 in)
3) Measure the inner diameter of valve lifter mating
part on cylinder head.
Inner diameter:
34.994 — 35.016 mm (1.3777 — 1.3786 in)
ME-00133
NOTE:
If difference between outer diameter of valve lifter
and inner diameter of valve lifter mating part ex-
ceeds the standard or offset wear occurs, replace
the cylinder head.
Standard:
0.019 — 0.057 mm (0.0007 — 0.0022 in)
ME(H4DOTC)-68
ME-00134
ME-00135