Valve Spring
| Valve Spring Installed Height | Exhaust | 1.670 - 1.700 Inch (in) |
| Intake | 1.670 - 1.700 Inch (in) | |
| Valve Spring Pressure | Closed | 76 - 84 lb at 1.70 in |
| Open | 187 - 203 lb at 1.27 in |
| Valve Spring Installed Height | Exhaust | 1.670 - 1.700 Inch (in) |
| Intake | 1.670 - 1.700 Inch (in) | |
| Valve Spring Pressure | Closed | 76 - 84 lb at 1.70 in |
| Open | 187 - 203 lb at 1.27 in |