Valve Spring: Specifications
| Valve Spring Free Length | 51.3 mm | 2.02 Inch (in) |
| Valve Spring Installed Height (Exhaust) | 42.92-43.43 mm | 1.670-1.700 Inch (in) |
| Valve Spring Installed Height (Intake) | 42.92-43.43 mm | 1.670-1.700 Inch (in) |
| Valve Spring Pressure (Closed) | 338-374 N at 43.2 mm | 76-84 at 1.70 Pound Force At Inch (lbf @ in) |
| Valve Spring Pressure (Open) | 832-903 N at 32.3 mm | 187-203 at 1.27 Pound Force At Inch (lbf @ in) |