Valves & Valve Springs Specifications
VALVES & VALVE SPRINGS
| Application | In. (mm) | ||
|---|---|---|---|
| Face Angle | 44° | ||
| Head Diameter | |||
| Intake | 1.71 (43.5) | ||
| Exhaust | 1.36 (34.5) | ||
| Stem Diameter | |||
| Intake | .3159-.3167 (8.024-8.044) | ||
| Exhaust | .3149-.3156 (8.998-8.016) | ||
| Valve Margin | .031 (.79) | ||
| Valve Springs | |||
| Free Length | 1.91 (48.5) | ||
| Installed Height | 1.58-1.61 (40.1-40.9) | ||
| Out-Of-Square | .078 (1.98) | ||
| Pressure Lbs. @ In. (Kg @ mm) | |||
| Closed | 60-68 @ 1.59 (27-31 @ 37.8) | ||
| Open | 138-149 @ 1.22 (63-68 @ 31.0) | ||