Valves & Valve Springs Specifications
VALVES & VALVE SPRINGS
| Application | Specification | ||
|---|---|---|---|
| Intake Valves | |||
| Face Angle | 45° | ||
| Head Diameter | 1.177-1.185" (29.90-30.10 mm) | ||
| Minimum Margin | |||
| Standard | .0413-.0531" (1.050-1.350 mm) | ||
| Service Limit | .0350" (.850 mm) | ||
| Stem Diameter | |||
| Standard | .2156-.2159" (5.475-5.485 mm) | ||
| Service Limit | .2144" (5.445 mm) | ||
| Exhaust Valves | |||
| Face Angle | 45° | ||
| Head Diameter | 1.098-1.106" (27.90-28.10 mm) | ||
| Minimum Margin | |||
| Standard | .065-.077" (1.65-1.95 mm) | ||
| Service Limit | .057" (1.45 mm) | ||
| Stem Diameter | |||
| Standard | .2146-.2150" (5.450-5.460 mm) | ||
| Service Limit | .2134" (5.420 mm) | ||
| Valve Springs Free Length | |||
| Intake | 1.7354" (44.080 mm) | ||
| Exhaust | 1.8657" (47.390 mm) | ||