Valve Spring: Specifications
| Valve Springs Free Length | 1.89 Inch (in) |
| Valve Springs Load (Closed) | 75 Pound-Force (lbf) @ 1.701 inch |
| Valve Springs Load (Open) | 230 Pound-Force (lbf) @ 1.260 inch |
| Installed Height Intake-Exhaust | 1.701 Inch (in) |
| Approx. number of coils | 6.55 |