Isuzu A-4BG1T - Page 97

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ENGINE ASSEMBLY III 5-s
L
,/ Painted DOft iOn
V
t
Important Operations
0
1. Valve Stem Oil Seal
7%
1)
Lubricate the oil seals and valve stem sealing
lal
areas with engine oil.
bi
2) Use a valve stem oil seal installer to install the
oil seal.
Valve Stem Oil Seal Installer: l-85221-005-0
2. intake and Exhaust Valves
III
9%
1) Place the cylinder head on a flat wooden sur-
face.
2) Lubricate valve stems with engine oil.
3) Install the valves to the intake or exhaust
guides.
Install the valves to their original lapped valve
seats.
4. Intake and Exhaust Valve Springs
cl
*
Install the valve springs with their painted end (the
close .pitched end) facing down.
6. Spring Seat Split Collar
J
1) Use a spring compressor to push the valve
spring into position.
2) install the spring seat split collar.
3) Set the spring seat split collar by tapping lightly
around the head of the collar with a rubber
hammer.
Spring Compressor: l-85235-006-0