Valve Spring
VALVE SPRINGS SPECIFICATIONS (5.0L)
| Application |
In. (mm) |
| Intake |
| Free Length |
2.05 (52.07) |
| Installed Height |
1.672-1.703 (42.47-43.26) |
| Pressure |
| Valve Closed |
74-82 @ 1.78 (35-38 @ 45.21) |
| Valve Open |
196-214 @ 1.36 (93-97 @ 34.54) |
| Exhaust |
| Free Length |
1.87 (47.49) |
| Installed Height |
1.578-1.609 (40.08-40.87) |
| Pressure |
| Valve Closed |
71-79 @ 1.60 (34-37 @ 40.60) |
| Valve Open |
195-215 @ 1.15 (93-97 @ 29.21) |
VALVE SPRINGS SPECIFICATIONS (5.0L HO)
| Application |
In. (mm) |
| Intake |
| Free Length |
2.05 (52.07) |
| Installed Height |
1.766-1.797 (44.85-45.64) |
| Pressure |
| Valve Closed |
74-82 @ 1.78 (34-37 @ 45.21) |
| Valve Open |
194-214 @ 1.33 (88-97 @ 33.78) |
| Exhaust |
| Free Length |
1.87 (47.49) |
| Installed Height |
1.578-1.797 (40.08-45.64) |
| Pressure |
| Valve Closed |
71-79 @ 1.60 (32-36 @ 40.64) |
| Valve Open |
195-215 @ 1.05 (88-98 @ 26.67) |