Manley 13551-8 10 Degree LocCap Valve Locks .3110" Steel

Manley 13551-8 valve locks deliver professional-grade valvetrain reliability for high-performance and racing applications. These precision-machined steel valve locks feature Manley's innovative 10-degree LocCap system design, engineered specifically for .3110" (5/16") valve stem diameter applications.

Key Features:

• 10-degree LocCap system for superior valve retention and reduced wear
• .3110" (5/16") valve stem diameter compatibility
• Premium steel construction with black oxide finish for durability
• Heat-treated for exceptional strength and fatigue resistance
• Standard installed height specification
• Set includes 8 pairs (16 individual locks)

The LocCap system represents the ultimate valve lock and wear cap assembly, designed specifically for demanding fuel, alcohol, and Pro Mod racing environments. The LocCap design minimizes vertical movement during valve float conditions, significantly reducing erosion and extending valve service life. Manley's precision manufacturing ensures proper contact points and optimal performance with compatible bead loc groove valves and retainers.

Note: Must be used with valves featuring the proper bead loc groove design for correct fitment and performance.