Manley 11455HTB-8 Titanium Intake Valves 1.625" Head 8-Piece Set

The Manley 11455HTB-8 are high-performance titanium intake valves designed for serious racing and high-output engine builds. Featuring a 1.625-inch head diameter, these valves are engineered to deliver exceptional airflow and durability under the extreme heat and pressure conditions found in competition engines.

Manufactured from aerospace-grade titanium alloy, Manley's titanium valves offer a dramatic weight reduction compared to traditional steel valves — typically 40% lighter — allowing for higher RPM capability, reduced valvetrain stress, and improved engine response. This set includes 8 valves, making it ideal for V8 engine applications.

Key Features:

• Material: Aerospace-grade titanium alloy for maximum strength-to-weight ratio
• Head Diameter: 1.625 inches for optimized intake airflow
• Quantity: 8 valves per set — ideal for V8 engine builds
• Significant weight savings over steel valves, enabling higher RPM operation
• Heat-treated stem for superior wear resistance and longevity
• Precision machined to exact tolerances for consistent sealing and performance
• Designed for use with titanium-compatible valve spring retainers and compatible valve guides
• Part of Manley's Pro Series racing valvetrain lineup

Manley Performance has been a trusted name in professional racing valvetrain components for decades. These titanium intake valves are built to withstand the rigors of high-RPM, high-boost, and nitrous-assisted applications where stock or budget valves simply cannot compete. Always verify compatibility with your specific cylinder head's valve guide dimensions and seat configuration before installation.