7.3L Power Stroke – OVERHAUL – CYLINDER HEAD – Valve Springs

1. Check valve spring free length, out-of-square and pressure. Replace valve spring if not within specification. See            VALVES & VALVE SPRINGS table under ENGINE SPECIFICATIONS.
2. Measure valve spring installed height from bottom of spring seat in cylinder head to bottom of surface of spring          retainer. Ensure valve spring installed height is within specification. See VALVES & VALVE SPRINGS table under      ENGINE SPECIFICATIONS.