Engine Valves & Valve Springs Specifications
VALVES & VALVE SPRINGS
| Application | Specification | ||
|---|---|---|---|
| Intake Valves | |||
| Face Angle | 45° | ||
| Head Diameter | 1.335-1.343" (33.91-34.11 mm) | ||
| Margin | |||
| Standard | 0.033-0.045" (0.84-1.14 mm) | ||
| Minimum Margin | 0.026" (0.66 mm) | ||
| Stem Diameter | |||
| Standard | 0.2159-0.2163" (5.484-5.494 mm) | ||
| Service Limit | 0.2148" (5.456 mm) | ||
| Exhaust Valves | |||
| Face Angle | 45° | ||
| Head Diameter | 1.138-1.146" (28.91-29.11 mm) | ||
| Margin | |||
| Standard | 0.041-0.053" (1.04-1.35 mm) | ||
| Minimum Margin | 0.037" (0.94 mm) | ||
| Stem Diameter | |||
| Standard | 0.2146-0.2150" (5.451-5.461 mm) | ||
| Service Limit | 0.2134" (5.420 mm) | ||
| Valve Springs Free Length | |||
| Intake | 2.011" (51.08 mm) | ||
| Exhaust | 2.188" (55.58 mm) | ||