Description
| Additional Info: | Ford 5.4L GT500 and Cobra Jet high lift exhaust spring. |
| Inside Diameter Inner: | NA |
| Inside Diameter Middle: | NA |
| Inside Diameter Outer: | 0.636 / 0.720 |
| Installed Height: | 1.575 |
| Installed Load: | 120 |
| Max Bind: | 0.952 |
| Max Lift: | 0.550 |
| Open Height: | 1.025 |
| Open Load: | 280 |
| Outside Diameter Outer: | 0.999 / 1.083 |
| Series: | X SERIES |
| Spring Rate: | 291 |
| Type: | Ovate Wire Beehive |
