Valve Spring Specifications
VALVE SPRINGS
| Application | In. (mm) | ||||
|---|---|---|---|---|---|
| 4.0L | |||||
| Pressure (1) | |||||
| Valve Closed | 66-74 @ 1.625 (30-34 @ 45.5) | ||||
| Valve Open | 205-220 @ 1.20 (91-100 @ 30.48) | ||||
| Free Length | 1.82 (46.23) | ||||
| 4.2L | |||||
| Pressure (1) | |||||
| Valve Closed | 64-72 @ 1.79 (29-33 @ 45.5) | ||||
| Valve Open | 188-202 @ 1.41 (85-92 @ 35.8) | ||||
| Free Length | 1.99 (50.5) | ||||
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