Valve Spring: Specifications
| Valve Spring Free Length | 2.09 Inch (in) |
| Valve Spring Installed Height | 1.67 Inch (in) |
| Seat Pressure | 85-95 at 1.67 Pound Force At Inch (lbf @ in) |
| Compressed Pressure | 203-217 at 1.22 Pound Force At Inch (lbf @ in) |
| Out Of Square Limit | 0.062 Inch (in) |