Valve Spring: Specifications
| Valve Springs Free Length | 1.89 Inch (in) |
| Valve Springs Load (Closed) | See Note* 75 lb. @ 1.701 inch |
| Valve Springs Load (Open) | See Note* 230 lb. @ 1.260 inch |
| Installed Height intake-Exhaust | 1.701 Inch (in) |
| Approx. # or coils | 6.55 |