Correct Usage of Seals and Spacers on the Valve Mechanism Covers of Some C9 Engines {1107, 7555}
- Truck Engine:
- C9 (S/N: 9DG1-UP; LFR1-UP)
The correct seals and spacers must be used on the 263-7821 Valve Mechanism Cover Gp and the 263-7825 Valve Mechanism Cover Gp. Refer to Table 1 and Table 2 for a list of the parts that must be used with the particular valve mechanism covers.
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| Illustration 1 | g02056253 |
(1) Part number of the valve mechanism cover | |
The part number of the valve mechanism cover is stamped on the inside of the cover. Refer to Illustration 1.
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| Parts for Use with the 263-7821 Valve Mechanism Cover Gp | ||
| Part Number | Description | Quantity |
| 217-5701 | Bulk Seal | 1 |
| 246-5083 | Spacer Sleeve | 11 |
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| Illustration 2 | g02056235 |
263-7821 Valve Mechanism Cover Gp (2) 217-5701 Bulk Seal | |
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| Parts for Use with the 263-7825 Valve Mechanism Cover Gp | ||
| Part Number | Description | Quantity |
| 285-4106 | Valve Cover Seal | 1 |
| 273-2838 | Spacer Sleeve | 11 |
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| Illustration 3 | g02056275 |
263-7825 Valve Mechanism Cover Gp (3) 285-4106 Valve Cover Seal | |
Note: Failure to use the correct seals and spacers on the appropriate valve mechanism covers will result in engine oil leaks and/or failures of the valve mechanism cover.
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