1. Ensure valve stem diameter and valve margin are within specification. See VALVES & VALVE SPRINGS table under ENGINE SPECIFICATIONS.
CAUTION: DO NOT grind more than .010″ (.25 mm) from tip of valve stem when resurfacing tip of valve stem.
2. Resurface tip of valve stem if necessary. DO NOT grind more than .010″ (.25 mm) from tip of valve stem. Once valves are re-ground, install valve in cylinder head.
3. Using dial indicator, measure valve head recession by measuring distance from deck surface on cylinder head to valve head. Valve head recession should be within specification. See VALVES & VALVE SPRINGS table under ENGINE SPECIFICATIONS.