| Cylinder Head Seat Recess Diameter (D) | Intake | Standard | 37.500 - 37.516 Millimeter (mm) |
| | Service | 38.000 - 38.016 Millimeter (mm) |
| Exahust | Standard | 32.200 - 32.216 Millimeter (mm) |
| | Service | 32.700 - 32.716 Millimeter (mm) |
| Valve Seat Interference Fit | Intake | | 0.064 - 0.096 Millimeter (mm) |
| Exhaust | | 0.064 - 0.096 Millimeter (mm) |
| Valve Seat Outer Diameter | Intake | Standard | 37.580 - 37.596 Millimeter (mm) |
| | Service | 38.080 - 38.096 Millimeter (mm) |
| Exhaust | Standard | 32.280 - 32.296 Millimeter (mm) |
| | Service | 32.780 - 32.796 Millimeter (mm) |
| Depth (H) | Intake | | 6.1 - 6.3 Millimeter (mm) |
| Exhaust | | 6.1 - 6.3 Millimeter (mm) |
| Height (h1) | Intake | Standard | 5.8 - 6.0 Millimeter (mm) |
| | | 5.9 - 6.0 Millimeter (mm) |
| | Service | 5.3 - 5.5 Millimeter (mm) |
| Exhaust | Standard | 5.9 - 6.0 Millimeter (mm) |
| | Service | 5.32 - 5.42 Millimeter (mm) |
| Height (h2) | Intake | | 0.24 - 0.64 Millimeter (mm) |
| | | 0.34 - 0.64 Millimeter (mm) |
| Exhaust | | 0.43 - 0.73 Millimeter (mm) |