Valve Seat
| Valve Seat | Angle | 45 Degrees (deg) | |
| Seat Diameter | Intake | 1.299 Inch (in) | |
| Exhaust | 1.102 Inch (in) | ||
| Runout | 0.002 Inch (in) | ||
| Seat Width | Intake and Exhaust | 0.035 - 0.051 Inch (in) | |
| Service Limit Intake | 0.079 Inch (in) | ||
| Service Limit Exhaust | 0.098 Inch (in) |