Manley Performance Race Master Triple Groove Exhaust Valves (Set of 8): Chrysler 300 / Dodge Challenger / Charger (2011-15) 6.4L Hemi

Manley Performance Race Master Exhaust Valves

2011 and Newer Chrysler / Dodge 6.4L HEMI

12331-8

Overview:

Manley Performance Race Master Exhaust Valves are precision-engineered components designed specifically for high-performance 6.4L HEMI engines found in Chrysler and Dodge vehicles from 2011 onward. These valves are built to withstand the extreme conditions encountered in bracket racing, drag racing, and oval track competition, making them an excellent choice for serious racers and performance enthusiasts.

Ideal for engines operating up to 8000 RPM, these exhaust valves provide enhanced durability and reliability under demanding conditions. Whether you are building a race motor or upgrading your factory components for improved longevity and performance, Manley’s Race Master valves deliver consistent, race-proven quality.

Key Features:

Manley Race Master Exhaust Valves incorporate advanced design and materials to meet the rigorous needs of high-revving performance engines. Key features include:

• Constructed from premium materials engineered for high-temperature and high-stress environments typical of race engines.
• Triple groove design with a 1.654-inch diameter for secure valve spring retention and optimal sealing.
• Specifically designed for the 6.4L HEMI engine platform, ensuring precise fitment and compatibility.
• Enhanced strength and durability to resist valve face wear, bending, and fatigue under extreme RPM conditions.
• Ideal for bracket, drag, and oval track racing applications where reliability and performance are critical.
• Manufactured to exacting tolerances for consistent valve seating and improved engine efficiency.
• Set of 8 valves included, covering all exhaust ports for complete engine valve replacement.

Construction & Design:

Manley Race Master Exhaust Valves are crafted using high-grade materials selected for their ability to endure the intense heat and mechanical stresses of racing environments. The triple groove configuration ensures a secure fit with valve springs, reducing the risk of valve failure during high-RPM operation.

The valves are precision machined to maintain tight dimensional tolerances, which promotes optimal sealing and combustion chamber efficiency. This meticulous construction supports improved engine reliability and longevity, even under the demanding conditions of competitive motorsports.

Installation & Fitment:

These exhaust valves are designed as direct replacements for the factory valves in 2011 and newer Chrysler and Dodge 6.4L HEMI engines. Installation requires standard engine rebuild procedures and is best performed by experienced technicians or engine builders familiar with high-performance valve train components.

• Fits 2011+ Chrysler and Dodge vehicles equipped with the 6.4L HEMI engine.
• Designed for engines operating up to 8000 RPM.
• No modifications to the cylinder head or valve train are necessary when installed correctly.

What's Included:

• Set of 8 Manley Race Master Exhaust Valves with triple groove design (1.654-inch diameter)

Ideal For:

This valve set is perfect for racers and performance enthusiasts who demand durability and reliability in high-RPM applications. It is especially suited for:

• Bracket racing engines
• Drag racing builds
• Oval track race cars
• High-performance street engines operating under 8000 RPM
• Engine builders seeking premium aftermarket valve components for 6.4L HEMI platforms