Engine Valves & Valve Springs Specifications
VALVES & VALVE SPRINGS
| Application | Specification | ||
|---|---|---|---|
| Intake Valves | |||
| Face Angle | 45.675° | ||
| Head Diameter | 1.86" (47.27 mm) | ||
| Minimum Margin | .031" (.79 mm) | ||
| Stem Diameter | .2738-.2751" (6.955-6.988 mm) | ||
| Valve Face Runout | .002" (.05 mm) | ||
| Exhaust Valves | |||
| Face Angle | 45.675° | ||
| Head Diameter | 1.46" (37.1 mm) | ||
| Minimum Margin | .031" (.79 mm) | ||
| Stem Diameter | .2728-.2741" (6.929-6.988 mm) | ||
| Valve Face Runout | .002" (.05 mm) | ||
| Valve Springs | |||
| Installed Height | 1.97" (50.0 mm) | ||
| Lbs. @ In. (kg @ mm) | |||
| Pressure | |||
| Valve Closed | 79 @ 1.62 (38.5 @ 40.7) | ||
| Valve Open | 224 @ 1.16 (101 @ 40.7) | ||