Valve Spring
VALVE SPRING
| Description | Specification | |
|---|---|---|
| Metric | Standard | |
| Free Length - Intake AND Exhaust (Approx.) | 52.5 mm | 2.067 in. |
| Spring Force - Intake AND Exhaust (Valve Closed) | 295 ± 13 N @ 40.0 mm | 66 ± 3 lbs. @ 1.57 in. |
| Spring Force - Intake (Valve Open) | 688 ± 31 N @ 10.3 mm | 155 ± 7 lbs. @ 0.4055 in. |
| Spring Force - Exhaust (Valve Open) | 676 ± 30 N @ 10.0 mm | 152 ± 6 lbs. @ 0.3937 in. |
| Number of Coils - Intake AND Exhaust | 9.35 | |
| Wire Diameter - Intake AND Exhaust | 3.18 x 3.99 mm (ovate) | 0.125 x 0.157 in. (ovate) |
| Installed Height - Intake AND Exhaust (Spring seat top to bottom of retainer) | 40.0 mm | 1.575 in. |