Service Specifications
| Cylinder Head Surface Flatness | Limit | 0.004 Inch (in) |
| Cylinder Head Height | Standard | 4.591 - 4.606 Inch (in) |
| Depth of Cylinder Head Surface Grinding | Maximum | 0.008 Inch (in) |
| Cylinder Head Valve Guide Bore | Standard | 0.4321 - 0.4329 Inch (in) |
| Maximum | 0.4404 - 0.4408 Inch (in) | |
| Cylinder Head Seat Recess - Intake | Standard | 1.6929 - 1.6935 Inch (in) |
| Maximum | 1.7126 - 1.7132 Inch (in) | |
| Cylinder Head Seat Recess - Exhaust | Standard | 1.4567 - 1.4573 Inch (in) |
| Maximum | 1.4764 - 1.4770 Inch (in) |