Valve Spring
| Free Length (Intake and Exhaust) | Standard | 1.8898 - 1.9134 Inch (in) |
| Squareness | Standard | 0.080 inch max. |
| Service Limit | 0.100 inch max. | |
| Force/Tension at 30.0 mm (1.28) | Standard | 202 - 211 Pound-Force (lbf) |
| Service Limit | 196 Pound-Force (lbf) | |
| Force/Tension at 41.0 mm (1.61) | Standard | 76 - 87 Pound-Force (lbf) |
| Service Limit | 75 Pound-Force (lbf) |