Valve Spring Specifications
VALVE SPRING SPECIFICATIONS
| Application | Specification | |||
|---|---|---|---|---|
| 4.2L & 5.6L Engines | ||||
| Inner | ||||
| Free Length In. (mm) | 1.77 (45) | |||
| Pressure Lbs. @ In. (Kg @ mm) | ||||
| Valve Closed | 24.7 @ 1.3 (11.2 @ 33) | |||
| Valve Open | 50.7 @ 846 (23 @ 21.5) | |||
| Outer | ||||
| Free Length In. (mm) | 1.95 (49.5) | |||
| Pressure Lbs. @ In. (Kg @ mm) | ||||
| Valve Closed | 67.24 @ 1.65 (30.5 @ 42) | |||
| Valve Open | 194 @ 1.2 (88 @ 30.5) | |||