Manley Performance Race Master Exhaust Valves Set of 8: Dodge Charger (06-15) / Challenger (09-15) / Ram 1500 (03-10)

Manley Performance Race Master Exhaust Valves

Up to 2008 Chevrolet 5.7L HEMI V8

11666B-8

Overview:

Manley Performance Race Master Exhaust Valves are precision-engineered components designed specifically for high-performance Chevrolet 5.7L HEMI engines through the 2008 model year. These valves are built to withstand the extreme conditions of bracket racing, drag racing, and oval track competition, making them an ideal upgrade for racers and enthusiasts seeking durability and reliability at high RPMs.

Crafted to perform optimally in engines operating up to 8000 RPM, these valves provide the strength and consistency required to maintain valve train integrity under demanding conditions. Whether you are building a dedicated race engine or upgrading your performance build, these valves deliver the quality and performance expected from Manley Performance.

Key Features:

Manley’s Race Master Exhaust Valves incorporate advanced design and manufacturing techniques to ensure superior performance and longevity. Key features include:

• Bead Loc groove design for secure valve spring retention and enhanced durability under high RPM stress.
• 2.020-inch valve head diameter optimized for improved exhaust flow in 5.7L HEMI applications.
• Manufactured from premium materials to resist wear, heat, and fatigue common in racing environments.
• Precision ground stems for smooth valve guide fitment and reduced friction.
• Engineered specifically for Chevrolet 5.7L HEMI engines through 2008, ensuring exact fitment and compatibility.
• Ideal for bracket, drag, and oval track racing where valve reliability at high RPM is critical.
• Designed to support engines operating up to 8000 RPM without compromising valve train stability.

Construction & Design:

These exhaust valves feature a robust construction tailored to the rigors of high-performance racing. The Bead Loc groove enhances valve spring retention, preventing spring slippage during aggressive engine operation. The valves are precision-machined to exacting tolerances, ensuring consistent sealing and optimal exhaust flow.

Manley utilizes high-quality materials and heat treatment processes to provide excellent resistance to thermal and mechanical stresses. This construction approach results in valves that maintain their integrity and performance over extended periods of demanding use.

Installation & Fitment:

The Manley Race Master Exhaust Valves are designed as direct replacements for factory valves in Chevrolet 5.7L HEMI engines through 2008. Installation requires standard engine assembly procedures and is compatible with existing valve guides and springs designed for this engine family.

No modifications such as cutting, drilling, or special tuning are necessary when installing these valves, provided the engine is built to accommodate performance components.

What's Included:

• Set of 8 Manley Race Master Exhaust Valves with Bead Loc groove, 2.020-inch diameter

Ideal For:

• Racers competing in bracket, drag, or oval track events
• Performance enthusiasts upgrading their 5.7L HEMI engines for higher RPM operation
• Engine builders seeking durable, race-proven valve components
• Applications requiring reliable valve train components for engines operating up to 8000 RPM