| Face Angle | 44.5 - 45 |
| Head Diameter Intake | 1.4319- 1.4421 |
| Head Diameter Exhaust | 1.1366 - 1.1469 |
| Length-Intake (Overall) | 4.5043 - 4.5272 |
| Length-Exhaust (Overall) | 4.9476 - 4.9705 |
| Stem Diameter-Intake | 0.2730 - 0.2737 |
| Stem Diameter-Exhaust | 0.2719 - 0.2726 |
| Stem-to-Guide Clearance Intake (New) | 0.0009 - 0.00256 |
| Stem-to-Guide Clearance-Exhaust (New) | 0.002 - 0.0037 |
| Max. Allowable (Rocking Method)-Intake | 0.0114 |
| Max. Allowable (Rocking Method)-Exhaust | 0.0146 |
| Valve Stem Tip Height-Intake | 1.6680 - 1.7187 |
| Valve Stem Tip Height-Exhaust | 1.760 - 1.8105 |