Brian Crower Titanium Retainers for Mitsubishi 4B11 Evo X

Brian Crower Titanium Valve Retainers for Mitsubishi 4B11 (Evo X) Precision-engineered titanium valve retainers from Brian Crower, designed specifically for the Mitsubishi 4B11 engine used in the Evo X. These retainers deliver a perfect balance of strength, lightness, and durability for high‑RPM performance and race applications. Lightweight Titanium Construction: Reduces valvetrain mass to improve throttle response and increase rev limits. High Strength: Withstands elevated spring loads and aggressive cam profiles without deformation. Direct Fit for 4B11: Manufactured to OEM dimensions for easy installation and reliable seating. Durability: Corrosion-resistant and built to endure track conditions and frequent high‑RPM use. Ideal For: Forced induction builds, race engines, and enthusiasts seeking improved valvetrain performance. Upgrade your Evo X valvetrain with Brian Crower’s proven quality parts—engineered to enhance performance while maintaining dependability. Contact your installer or performance shop for compatibility checks and professional installation.