Manley 11443TB-8 Titanium Exhaust Valves 1.625" +.500" SB GM Ford Chrysler

The Manley 11443TB-8 titanium exhaust valves are engineered for high-performance and racing applications requiring maximum weight reduction and exceptional durability. These premium titanium valves feature a 1.625" head diameter with a .3415" stem diameter and are manufactured .500" longer than stock height, making them ideal for custom builds and performance cylinder heads.

Key Features:

• One-piece forged construction with grain flow for superior strength—no welded head-to-stem joints
• Micro-polished jewel-like surface finish eliminates stress risers and increases fatigue strength
• Premium titanium alloy provides optimal balance of mechanical properties, hardness, and ductility
• Machined on state-of-the-art CNC turning centers and valve stem grinders to exacting tolerances
• Bead loc single groove design for secure valve lock engagement
• Reduced valvetrain mass allows for quicker valve action and higher RPM capability
• Compatible with Small Block GM, Ford, and Chrysler applications

Specifications:

• Head Diameter: 1.625"
• Stem Diameter: .3415"
• Length: +.500" (0.500" longer than stock)
• Bead loc groove configuration

Every Manley titanium valve undergoes rigorous final inspection and strict quality control to ensure parts meet tight tolerance specifications. These lightweight titanium exhaust valves are perfect for drag racing, road racing, and extreme high-performance street applications where reducing reciprocating mass is critical for achieving maximum engine performance and RPM potential.