Surface Variation
| Cylinder Head Engine Block Deck Flatness (Measured within a 152.4 mm (6.0 in) area) | 0.003 |
| Cylinder Head Engine Block Deck Flatness (Measuring the Overall Length of the Cylinder Head) | 0.004 |
| Cylinder Head Exhaust Manifold Deck Flatness | 0.008 |
| Cylinder Head Intake Manifold Deck Flatness | 0.008 |
| Cylinder Head Height (Measured from the Cylinder Head Deck to the Valve Rocker Arm Cover Seal Surface) | 4.732 (Minimum) |