Manley 23643TS-16 Lightweight H-13 Tool Steel Valve Spring Retainer 1.560" 10 Degree Dual Spring

The Manley 23643TS-16 is a precision-engineered titanium valve retainer designed for high-performance racing applications. Manufactured from aerospace-grade H13 tool steel with a titanium construction, this retainer features a 10-degree locking angle and 1.560-inch outside diameter with a double groove configuration for secure valve keeper retention.

Key Features:

• H13 tool steel construction for maximum strength and heat resistance
• 10-degree locking angle for positive valve keeper engagement
• 1.560-inch outside diameter fits a wide range of performance cylinder heads
• Double groove design provides redundant keeper retention
• Lightweight titanium material reduces valvetrain mass for higher RPM capability
• Precision machined to tight tolerances for consistent valve control
• Ideal for drag racing, road racing, and extreme performance street engines

Manley Performance valve retainers are manufactured to exacting specifications and are trusted by professional engine builders and racers worldwide. The reduced reciprocating weight of titanium retainers allows for more aggressive cam profiles and higher engine speeds while maintaining valvetrain stability.