Manley Performance Race Flo Exhaust Valves Set of 8: Chrysler 300 / Dodge Charger SRT Hellcat / Charger / Challenger (05-10)

Manley Performance Race Flo Exhaust Valves

Chrysler HEMI 6.1L Engines

11669B-8

Overview:

Manley Performance Race Flo Exhaust Valves are precision-engineered components designed specifically for Chrysler HEMI 6.1L engines. Crafted to withstand the extreme conditions of bracket racing, drag racing, and oval track competition, these valves deliver reliable performance for high-revving engines operating up to 8000 RPM.

Whether you are a serious racer or a performance enthusiast looking to upgrade your engine’s valvetrain, these exhaust valves provide the durability and flow characteristics needed to maximize power and efficiency under demanding conditions.

With a bead lock groove design and a 1.595-inch valve head diameter, these valves help improve exhaust flow and maintain valve stability at high RPM, contributing to enhanced engine responsiveness and longevity.

Key Features:

Manley Race Flo Exhaust Valves incorporate advanced design and manufacturing techniques to meet the needs of high-performance Chrysler HEMI 6.1L engines:

• Constructed from high-strength materials optimized for durability and heat resistance in racing environments.
• Bead lock groove design enhances valve retention and stability under extreme valve spring pressures.
• 1.595-inch valve head diameter engineered for improved exhaust gas flow and reduced backpressure.
• Precision-machined for consistent sealing and reliable operation at engine speeds up to 8000 RPM.
• Ideal for bracket, drag, and oval track racing applications requiring robust valvetrain components.
• Designed to withstand the rigors of high-performance use without sacrificing reliability.

Construction & Design:

These exhaust valves are manufactured with meticulous attention to detail, using premium materials selected for their strength and thermal properties. The bead lock groove is a critical feature that secures the valve spring retainer, ensuring valve stability during aggressive camshaft profiles and high RPM operation.

The 1.595-inch valve head size is optimized to balance flow capacity with valve train geometry, promoting efficient exhaust evacuation and improved combustion efficiency. Manley’s precision machining processes guarantee tight tolerances for consistent fitment and performance.

Installation & Fitment:

Manley Race Flo Exhaust Valves are designed as direct replacements for Chrysler HEMI 6.1L engines, fitting seamlessly into existing cylinder heads without modification. Installation requires standard engine assembly procedures and proper valve spring selection to match the bead lock groove design.

No cutting, drilling, or special tuning is required to install these valves, making them a straightforward upgrade for performance builds focused on durability and high RPM capability.

What's Included:

• Set of 8 Manley Race Flo Exhaust Valves with bead lock groove

Ideal For:

• Bracket racers seeking reliable, high-RPM valvetrain components
• Drag racers requiring durable exhaust valves for aggressive cam profiles
• Oval track competitors needing consistent valve performance under stress
• Performance enthusiasts upgrading Chrysler HEMI 6.1L engines for improved exhaust flow