Valve Spring
| Compression Pressure | Intake | 153 at 1.18 Pound Force At Inch (lbf @ in) |
| Exhaust | 153 at 1.18 Pound Force At Inch (lbf @ in) | |
| Free Length (Approximate) | Intake | 1.84 Inch (in) |
| Exhaust | 1.84 Inch (in) | |
| Installed Pressure | Intake | 51 at 1.57 Pound Force At Inch (lbf @ in) |
| Exhaust | 51 at 1.57 Pound Force At Inch (lbf @ in) | |
| Service Limit | 10% Pressure Loss @ 30.09 | |
| Out of Square Limit | 1% |