Cylinder Head: Inspection
- Check cylinder head mating surface for warpage. Resurface if necessary. See CYLINDER HEAD SPECIFICATION table. Inspect intake and exhaust valve seats for corrrect surface contact and surface width. See VALVE SPECIFICATIONS table. If valve surface contact width is not within specifications, a replacement valve seat insert will be required.
CYLINDER HEAD SPECIFICATION
| Application | In. (mm) | |
|---|---|---|
| Warpage Limit | .002 (.05) | |
| Grinding Limit | .02 (.50) | |
| Standard Height | ||
| 1.6L | 3.53 (89.6) | |
| 1.8L | 3.57 (90.6) | |