Valve Spring
| Valve Spring | Intake and Exhaust | 57 - 63 at 1.56 Pound Force At Inch (lbf @ in) |
| Valve Open | 118 - 132 at 1.16 Pound Force At Inch (lbf @ in) | |
| Valve Closed | 57 - 63 at 1.56 Pound Force At Inch (lbf @ in) | |
| Free Length | 2.02 Inch (in) | |
| Assembled Height | 1.54 - 1.58 Inch (in) | |
| Service Limit | 5% Pressure Loss @ Specified Length | |
| Out Of Square Service Limit | 5/64 Inch (in) |