Valve Spring
| Valve Spring Installed Height (Exhaust) | 1.8000 Inch (in) |
| Valve Spring Installed Height (Intake) | 1.8000 Inch (in) |
| Valve Spring Pressure (Closed) (Intake) | 80 at 1.80 Pound Force At Inch (lbf @ in) |
| Valve Spring Pressure (Open) (Intake) | 230 at 1.40 Pound Force At Inch (lbf @ in) |
| Valve Spring Pressure (Open) (Exhaust) | 230 at 1.40 Pound Force At Inch (lbf @ in) |
| Valve Spring Pressure (Closed) (Exhaust) | 80 at 1.80 Pound Force At Inch (lbf @ in) |