| Valve Springs | Free Length Inner (Approx.) | 1.913 Inch (in) |
| Free Length Outer (Approx.) | 1.978 Inch (in) |
| Number of Coils Inner | 6.9 left hand twist |
| Number of Coils Outer | 5.5 Right Hand Twist |
| Wire Diameter inner | 0.132 Inch (in) |
| Wire Diametr Outer | 0.192 Inch (in) |
| Spring Tension (Valve Closed) | Inner | 38 - 42 at 1.509 Pound Force At Inch (lbf @ in) |
| Outer | 61 - 65 at 1.184 Pound Force At Inch (lbf @ in) |
| Spring Tension (Valve Open) | Inner | 96 - 104 at 0.984 Pound Force At Inch (lbf @ in) |
| Outer | 192 - 208 at 1.184 Pound Force At Inch (lbf @ in) |
| Installed Height Inner | 1.487 Inch (in) |
| Installed Height Outer | 1.687 Inch (in) |