Start By:
- Remove the cylinder head.
| Required Tools | |||
| Tool | Part Number | Part Description | Qty |
| A | 5S-1330 | Valve Spring Compressor | 1 |
| B | 8S-2263 | Spring Tester | 1 |
| NOTICE |
|---|
|
Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. |
- Use Tooling (A) to compress valve spring (1).
- Remove retainer lock (2).
- Release the tension on Tooling (A). Remove Tooling (A).
- Remove valve rotator (3), outer spring (5), inner spring (4), and seal (6).
Note: If the valves will be reused, mark the valves for identification upon assembly.
- Remove valve (7) from the cylinder head.
- Use Tooling (B) to measure the force of the valve springs. Refer to Specifications for the correct spring force.
- Repeat Steps 1 through 6 for the remaining valves.
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| Illustration 1 | g00905560 |
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Personal injury can result from being struck by parts propelled by a released spring force. Make sure to wear all necessary protective equipment. Follow the recommended procedure and use all recommended tooling to release the spring force. |
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| Illustration 2 | g00618922 |
| Required Tools | |||
| Tool | Part Number | Part Description | Qty |
| C | 5P-0944 | Dowel Puller Group | 1 |
| 5P-0942 | Dowel Extractor | 1 | |
| NOTICE |
|---|
|
Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. |
- If the bridge dowels will be replaced, use Tooling (C) to remove bridge dowel (8) from the cylinder head.
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| Illustration 3 | g01051069 |
Inlet and Exhaust Valve Seat Inserts
| Required Tools | |||
| Tool | Part Number | Part Description | Qty |
| D | 166-7441 | Valve Seat Extractor Tool | 1 |
| NOTICE |
|---|
|
Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. |
- Use Tooling (D) to remove the valve seat inserts from the cylinder head.
- Thoroughly clean valve seat bores in the cylinder head.
Inlet and Exhaust Valve Guides
| Required Tools | |||
| Tool | Part Number | Part Description | Qty |
| E | 7M-3975 | Valve Guide Driver | 1 |
| 5P-1729 | Valve Guide Bushing | 1 | |
| NOTICE |
|---|
|
Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. |
- Use Tooling (E) and a hammer to remove the valve guides from the cylinder head.
| NOTICE |
|---|
|
Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. |
Note: The valve lifters may also be removed with the cylinder head on the engine. Remove the camshaft and use the following steps in order to remove the valve lifters with the cylinder head on the engine.
- Pull valve lifter (9) out of the cylinder head.
- Remove guide spring (10) from the valve lifter.
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| Illustration 4 | g01051072 |
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| Illustration 5 | g01051073 |
|
|
Personal injury can result from being struck by parts propelled by a released spring force. Make sure to wear all necessary protective equipment. Follow the recommended procedure and use all recommended tooling to release the spring force. |