Valves & Valve Springs Specifications
WARNING: This page is about a different car, the 1992 Geo Metro, 1991 Geo Metro, and 1990 Geo Metro. However, it is still accessible from the selected car via links, so may be relevant.
VALVES & VALVE SPRINGS SPECIFICATIONS
| Application | Specification | ||||
|---|---|---|---|---|---|
| Intake Valves | |||||
| Face Angle | 45° | ||||
| Minimum Margin | .023" (.58 mm) | ||||
| Stem Diameter | .2148-.2157" (5.457-5.479 mm) | ||||
| Exhaust Valves | |||||
| Face Angle | 45° | ||||
| Minimum Margin | .027" (.68 mm) | ||||
| Stem Diameter | .2146-.2151" (5.450-5.465 mm) | ||||
| Valve Springs | |||||
| Free Length | |||||
| Standard | 1.6035" (40.729 mm) | ||||
| Wear Limit | 1.5551" (39.499 mm) | ||||
| Out-of-Square | .079" (2.01 mm) | ||||
| Pressure (1) | |||||
| Valve Closed | |||||
| Standard | 41-47 @ 1.29 (18.5-21.3 @ 32.6) | ||||
| Wear Limit | 36 @ 1.28 (16.3 @ 32.6) | ||||
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