Brian Crower Spring & Retainer Kit for Dodge SRT-4/PT Cruiser Single Spring T...

Brian Crower Spring & Retainer Kit for Dodge SRT-4 / PT Cruiser Upgrade valve control and reliability with the Brian Crower Single Spring & Titanium Retainer Kit, engineered specifically for the Dodge SRT-4 and PT Cruiser engines using triple groove valve keepers. Precision-made materials and design deliver improved spring stability, reduced weight, and increased RPM capability for performance and street builds. Key Features High-strength single coil spring tuned for consistent seat pressure and reduced harmonics. Lightweight titanium retainers lower valvetrain reciprocating mass for quicker rev response. Triple-groove keeper compatibility ensures secure retention with OE-style valve stems. Direct fit for Dodge SRT-4 and PT Cruiser applications—no machining required. Durable construction for long service life under high RPM and boost conditions. Benefits Improves valve control at high RPM for more reliable power delivery. Reduces valve float risk in modified or high-performance engines. Enhances throttle response through reduced valvetrain mass. Easy installation with OEM-style keepers and fitment. Ideal for enthusiasts and builders seeking a dependable, performance-oriented valvetrain upgrade for turbocharged SRT-4 and PT Cruiser engines.