Cylinder Head Assemble
Cylinder Head Assemble |
Special Tools
• |
EN 348
Valve Spring Compressor - Head Off
|
• |
EN 46116
Valve Stem Seal Remover/Installer
|
• |
EN 46117
Valve Stem Key Remover/Installer
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• |
EN 46119
Off-Vehicle Valve Spring Compressor Adapter
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For equivalent regional tool, refer to Special Tools .
1. |
Install the cylinder head coolant threaded plugs.
|
2. |
Refer to
Fastener Caution
.
Tighten the cylinder head coolant threaded plug to 31 Nm (23 lb ft) . |
3. |
Install the NEW cylinder head oil gallery expansion plugs.
|
4. |
Place the valve stem oil seals onto the guides.
|
5. |
Mount a new valve stem oil seal using the EN 46116 installer. |
6. |
Push and twist the valve stem oil seal into position on the valve guide until the seal positively locks on the guide using the EN 46116 installer. |
7. |
Lubricate the valve stem and valve guide ID with clean engine oil or equivalent. Refer to
Adhesives, Fluids, Lubricants, and Sealers
.
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8. |
Insert the valve into the valve guide until it bottoms on the valve seat. |
9. |
Position the valve spring on the spring seat.
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10. |
Place the valve spring retainer onto the valve spring.
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12. |
With the spring compressed, install the valve keepers into the EN 46117 installer. |
13. |
Place the keepers into position by pushing the tool downward and releasing tension on the
EN 46119
adapter and the
EN 348
compressor.
|
14. |
Verify that the valve keepers are installed by placing a rag over the valve tip and tapping with a dead-blow hammer. The valve keepers and the spring should remain in place.
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