Engine Valves & Valve Springs Specifications
WARNING: This page is about a different variant/trim than selected.
VALVES & VALVE SPRINGS
| Application |
Specification |
| Intake Valves |
| Face Angle |
45° |
| Head Diameter |
1.217-1.224" (30.90-31.10 mm) |
| Stem Diameter |
| Standard |
0.2591-0.2594" (6.58-6.59 mm) |
| Service Limit |
0.258" (6.55 mm) |
| Minimum Margin |
0.045" (1.14 mm) |
| Exhaust Valves |
| Face Angle |
45° |
| Head Diameter |
1.098-1.106" (27.90-28.10 mm) |
| Stem Diameter |
| Standard |
0.2579-0.2583" (6.55-6.56 mm) |
| Service Limit |
0.257" (6.52 mm) |
| Minimum Margin |
0.057" (1.45 mm) |
| Valve Springs Free Length |
| Intake |
| NH |
1.625" (41.27 mm) |
| CH |
1.625" (41.27 mm) |
| Exhaust |
1.745" (44.32 mm) |