Crower 86109B2-PR Features:

Crower bead lock keepers for 5/16 in. valve stems 10° lock angle for high-performance valve train setups -.050 in. installed height helps fine-tune valvetrain geometry Steel construction for racing and engine-building applications

Bead Lock Keepers 5/16 10 10 Degree -.050 In. Features:

• 5/16 in. valve stem fitment for precise keeper engagement and consistent valvetrain assembly in high-performance engine builds
• 10° lock angle for secure retainer-to-valve stem connection under demanding high-rpm operation and racing conditions
• -.050 in. installed height helps fine-tune spring setup and supports accurate valvetrain geometry during engine assembly
• Steel bead lock construction for strength, wear resistance, and reliable retention in performance and competition applications
• Sold as a pair for direct valve service convenience and dependable Crower valvetrain compatibility in specialized builds