Valve: Specifications
| Face Angle | 45 - 45.5 Degrees (deg) | |
| Head Diameter | Intake | 1.9103 - 1.9205 Inch (in) |
| Exhaust | 1.4516 - 1.4618 Inch (in) | |
| Length (Overall) | Intake | 4.4666 - 4.4965 Inch (in) |
| Exhaust | 4.5244 - 4.5543 Inch (in) | |
| Stem Diameter | Intake | 0.2729 - 0.2739 Inch (in) |
| Exhaust | 0.2717 - 0.2728 Inch (in) | |
| Stem - to - Guide Clearance | Intake | 0.0008 - 0.0028 Inch (in) |
| Exhaust | 0.0019 - 0.0039 Inch (in) | |
| Max. Allowable Stem -to -Guide Clearance (Rocking Method) | Intake | 0.0028 Inch (in) |
| Exhaust | 0.0039 Inch (in) |