Multiple U.S. Warehouse LocationsBroken ApexFree shipping on qualified orders over $100*
Brian Crower 5.5 mm stem keepers/locks are specified for Honda and Acura valve stems and fit BC2010 and BC2011 retainers; sold as a single piece. These hardened keepers secure valve retainers in high‑stress valvetrain applications, providing the correct fit for compatible retainers used in performance or replacement engine builds where proper valvetrain retention is required.
Brian Crower Honda/Acura 5.5mm Stem Keepers/Locks (fits BC2010 & BC2011 retainers) - Single
