Valve: Specifications
| Face Angle | 45 Degrees (deg) | |
| Head Diameter | Intake | 1.915 - 1.925 Inch (in) |
| Exhaust | 1.619 - 1.629 Inch (in) | |
| Length (Overall) | Intake | 5.716 - 5.741 Inch (in) |
| Exhaust | 5.730 - 5.755 Inch (in) | |
| Stem Diameter | 0.311 - 0.312 Inch (in) | |
| Stem to Guide Clearance | 0.001 - 0.003 Inch (in) | |
| Service Limit (rocking method) | 0.017 Inch (in) |