Valves & Valve Springs
VALVES & VALVE SPRINGS
| Application | Specification | |||
|---|---|---|---|---|
| Intake Valves | ||||
| Seat Angle | 45° | |||
| Valve Head Thickness | ||||
| Standard | .040" (1.0 mm) | |||
| Service Limit | .024" (.6 mm) | |||
| Stem Diameter | .2348-.2354" (5.965-5.980 mm) | |||
| Exhaust Valves | ||||
| Seat Angle | 45° | |||
| Valve Head Thickness | ||||
| Standard | .047" (1.2 mm) | |||
| Service Limit | .028" (.7 mm) | |||
| Stem Diameter | .2339-.2344" (5.940-5.955 mm) | |||
| Valve Springs | ||||
| Free Length | ||||
| Standard | 1.6791" (42.65 mm) | |||
| Service Limit | 1.6339" (41.50 mm) | |||
| Out-Of-Square | .079" (2.0 mm) | |||
| Valve Spring Preload: Lbs. @ In. (kg @ mm) | ||||
| Standard | 49.2-56.7 @ 1.28 (22.3-25.7 @ 32.6) | |||
| Service Limit | 46.7 @ 1.28 (21.2 @ 32.6) | |||