Surface Variation
| Cylinder Head Warpage | Transverse Deck | Standard | 0.0012 |
| Service Limit | 0.002 | ||
| Longitudinal Deck | Standard | 0.0028 | |
| Service Limit | 0.004 | ||
| Intake Flange (Overall) | Standard | 0.0039 | |
| Service Limit | 0.006 | ||
| Exhaust Flange (Overall) | Standard | 0.004 | |
| Service Limit | 0.006 |