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