Valves & Valve Spring Specifications
VALVES & VALVE SPRING SPECIFICATIONS
| Application |
Specification |
| Intake Valves |
| Face Angle |
45° |
| Head Diameter |
|
| Minimum Margin |
| Standard |
.039" (1.00 mm) |
| Service Limit |
.031" (0.80 mm) |
| Stem Diameter |
| Standard |
.2343-.2348" (5.950-5.965 mm) |
| Exhaust Valves |
| Face Angle |
45° |
| Head Diameter |
|
| Minimum Margin |
| Standard |
.047" (1.20 mm) |
| Service Limit |
.031" (0.80 mm) |
| Stem Diameter: Standard |
.2341-.2346" (5.945-5.960 mm) |
| Valve Springs |
| Free Length |
1.8173" (46.160 mm) |
| Out-Of-Square |
.079" (2.00 mm) |
| Pressure: |
Lbs. @ In. (Kg @ mm) |
| Valve Closed |
42.8-49.4 @ 1.457 (19.4-22.4 @ 37.00) |
| Valve Open |
90.2-103.9 @ 1.150 (40.9-47.1 @ 29.20) |