MAN Valve Locks

Manley Performance Valve Locks are precision-machined to securely retain the valve spring retainer to the valve stem, ensuring accurate valvetrain geometry and dependable performance. Available for both conventional and Manley Bead Loc valve lock systems, they are manufactured from premium materials to exacting tolerances for a precise fit, exceptional durability, and reliable operation in high-performance street and racing engines. Whether you're rebuilding an engine or assembling a competition valvetrain, Manley Valve Locks provide the strength and confidence demanded by today's most powerful engine combinations. Manley Valve Lock/Keeper, LOC-CAPT.3415 +.