Manley 11958TB-8 Titanium LS7 Intake Valve 2.205 8mm

The Manley 11958TB-8 titanium intake valves are engineered to optimize engine performance, reduce valve train weight, and accommodate high-rpm applications for Chevrolet LS7 engines. These titanium valves feature one-piece forged construction with grain flow, ensuring durability and minimizing potential weak points compared to head-welded alternatives.

Key Features:

• Ideal for reducing valve train weight, improving engine efficiency, and enhancing overall performance
• Tailored for high-rpm and extended high-rpm applications, allowing for higher engine speeds and compatibility with aggressive camshaft profiles
• Meticulously machined in state-of-the-art CNC turning centers and valve stem grinders, maintaining exacting tolerances for optimal valve performance
• Utilizes the finest titanium alloys for both intake and exhaust valves, striking a perfect balance between mechanical properties, hardness, ductility, and fatigue strength at specific temperatures
• Micro-polished, rendering a jewel-like surface finish that eliminates potential stress risers and increases fatigue strength
• These valves have an inserted hard tip and an O.E. style single radius keeper groove

Specifications:

• Head Diameter: 2.205 inches
• Stem Diameter: 8mm (0.3135 inches)
• Overall Length: 5.205 inches
• Tip Length: 0.290 inches
• Valve Seat Width: 0.080 inches
• Underhead Angle: 12 degrees
• Weight: 78 grams per valve
• Installed Height: Stock
• Features a 5° dish design

Each Manley titanium valve undergoes a stringent final inspection process to ensure uncompromising quality, performance, and reliability. Use Manley valve lock P/N 13098-16 (7 degree) or 13153-16 (10 degree) depending on your spring/retainer choice.