5/16in Valve Locks Steel 7 Degree- Single Groove

The COMP CAMS 5/16in Valve Locks Steel 7 Degree with single groove design deliver precision-engineered valve retention for high-performance engine builds. This set of 16 locks is engineered to secure valve stems with dependable holding force while minimizing rotational stress, making them essential components for engine builders and performance enthusiasts who demand reliability under extreme operating conditions.

Manufactured from durable steel in a natural finish, these valve locks feature a 7-degree angle geometry that matches the corresponding valve seat angle and promotes consistent seating. The single groove configuration simplifies installation while maintaining secure retention, critical for preventing valve stem movement during combustion cycles. The 5/16-inch valve stem size fits standard height applications across a wide range of engine configurations, from street performance to racing applications where valve control directly impacts engine longevity and efficiency.

COMP CAMS valve locks address the needs of builders assembling high-output engines, whether for drag racing, road course performance, or enhanced street power. Proper valve lock selection prevents catastrophic valve stem failure, a costly problem that compromises engine integrity. This 16-piece set provides sufficient quantity for a complete engine rebuild or as replacement stock for shops and serious enthusiasts maintaining performance engines. Weighing only 0.11 lbs per set, these compact components are practical to stock and install during head assembly.

Valve locks are foundational to engine reliability across street and competition applications. The 7-degree angle and steel construction ensure these locks maintain consistent performance across thermal cycles and varying load conditions, supporting the demands of modern engine management and high-RPM operation. Whether building from the ground up or maintaining an existing build, quality valve locks like this COMP CAMS set represent a small investment with outsized impact on durability.