Valve Spring: Specifications
| Valve Spring Free Length | 1.96 Inch (in) |
| Valve Spring Installed Height | 1.67 Inch (in) |
| Seat Pressure | 76-84 at 1.67 Pound Force At Inch (lbf @ in) |
| Compressed Pressure | 180-194 at 1.27 Pound Force At Inch (lbf @ in) |
| Out Of Square Limit | 0.062 Inch (in) |