Valve, Intake/Exhaust
| Face | Angle | 45-45.5 Degrees (deg) |
| Head Diameter | Intake | 1.3256-1.3358 Inch (in) |
| Exhaust | 1.0894-1.1000 Inch (in) | |
| Overall Length | Intake | 4.2476-4.2673 Inch (in) |
| Exhaust | 4.1685-4.2673 Inch (in) | |
| Stem Diameter | Intake | 0.2337-0.2344 Inch (in) |
| Exhaust | 0.2326-0.2333 Inch (in) | |
| Stem to Guide Clearance | Intake-New | 0.0009-0.0026 Inch (in) |
| Exhaust-New | 0.002-0.0037 Inch (in) | |
| Intake-(Max. rocking) | 0.0114 Inch (in) | |
| Exhaust-(Max. rocking) | 0.0146 Inch (in) |