Valves & Valve Springs Specifications
VALVES & VALVE SPRINGS
| Application |
Specification |
| Face Angle |
45° |
| Minimum Margin |
.0315" (.800 mm) |
| Minimum Stem Diameter |
.2335" (5.931 mm) |
| Valve Springs |
| Free Length (Minimum) |
| 1.6L |
| Intake |
1.76" (44.6 mm) |
| Exhaust |
1.70" (43.2 mm) |
| 1.8L |
43.2" (1.70 mm) |
| Out-Of-Square (Maximum) |
.078" (2.00 mm) |
| Pressure |
| 1.6L |
| Exhaust |
| Standard |
55.1 @ 1.5 (25 @ 38.2) |
| Minimum |
51.8 @ 1.5 (23.5 @ 38.2) |
| Intake |
| Standard |
45.4 @ 1.5 (20.6 @ 38.2) |
| Minimum |
41.9 @ 1.5 (19.0 @ 38.2) |
| 1.8L |
| Standard |
44.1 @ 1.5 (20 @ 38.2) |
| Minimum |
33.9 @ 1.5 (15.4 @ 38.2) |