Valve Spring, Valve Guide Oil Seal, Valve Guide, Push Rod Reassembly - Isuzu NHR 4J Series Workshop Manual

6A – 16 GENERAL ENGINE MECHANICAL
REASSEMBLY
6. Valve Guide
• Apply engine oil to the outside of the valve guide.
Using special tool, drive in a new valve guide from the
rocker arm shaft side.
Valve guide replacer: 9-8523-1212-0
5. Valve Guide Oil Seal
• Using special tool, drive in a new oil seal
Oil special tool, drive in a new oil seal
Oil seal installer: 5-8840-2033-0
4. Valve
6A-16-1.tif
• Apply engine oil to the outside of the valve stem.
3. Valve Spring
• Attach the valve seat to the upper spring seat. The
painted area of the valve spring should be facing
downward.
6A-16-2.tif
2. Split Collar
• Use a spring compressor to push the valve spring into
position.
• Install the spring seat split collar.
• Set the split collar by tapping lightly around the head of
the collar with a rubber hammer.
Valve spring compressor: 9-8523-1423-0 (J-29760)
6A-16-3.tif
1. Rocker Arm Assembly
6A-16-4.tif
N∙m (kg∙m/lb∙ft)
54 (5.5/40)