Valve: Specifications
| Face Angle | 45 - 45.5 Degrees (deg) | |
| Stem Diameter | Intake and Exhaust | 0.311 - 0.312 Inch (in) |
| Head Diameter | Intake | 1.915 - 1.925 Inch (in) |
| Exhaust | 1.575 - 1.585 Inch (in) | |
| Length Overall | Intake | 5.713 - 5.738 Inch (in) |
| Exhaust | 5.757 - 5.782 Inch (in) | |
| Valve Margin | Intake | 0.051 Inch (in) |
| Exhaust | 0.080 Inch (in) | |
| Valve Lift (Zero Lash) | Intake | 0.542 inch |
| Exhaust | 0.542 inch | |
| Valve Stem Tip Height | 1.929 Inch (in) |