Ferrea Valve Locks for Chevy C6 5.5mm Radial Groove Steel 7 Deg Set of 16

Ferrea Valve Locks for Chevy C6 — 5.5mm Radial Groove Steel, 7° (Set of 16) Precision-engineered valve locks designed for Chevy C6 cylinder heads. These Ferrea locks feature a 5.5mm diameter with a radial groove profile and a 7° taper to ensure consistent seating, secure retention, and reliable valve train performance under high RPM and high-stress conditions. Fit: Direct-fit for Chevy C6 applications where 5.5mm locks are specified. Material: Hardened steel construction for superior wear resistance and long service life. Design: Radial groove for improved oiling and retention; 7° taper for positive contact with valve stem and retainer. Quantity: Set of 16 locks — ideal for single-head installation or rebuilds. Use with matching Ferrea retainers and hardened valve stems to maximize reliability. These locks are suitable for performance builds, race engines, and high-mileage restorations where durability and precise fit are required. Why choose Ferrea: Industry-leading tolerances and quality control ensure consistent performance and peace of mind for enthusiasts and professional engine builders alike.