What material are these exhaust valves made from?

These Manley exhaust valves are made from stainless steel, which offers excellent durability for high-performance engine applications. They also feature chrome stems and hard tips for added wear resistance.

Are these valves suitable for alcohol-fueled engines?

Yes, Manley specifically recommends these valves for exhaust applications in alcohol engines. Their robust construction is designed to handle the unique demands of these fuel types.

What is the difference between Race Master and Race Flo valves?

The Race Master valves, like this one, feature a straight stem design. Race Flo valves have a different stem shape, intended to optimize airflow in specific racing engine configurations. This particular valve is the Race Master type.

Specifications

Brand: Manley Performance
Part #: 12333-1

Manley 12-14 Chrysler Hemi 6.4L 1.675in Head Dia Race Master Exhaust Valve - Single

Name: Manley 12-14 Chrysler Hemi 6.4L 1.675in Head Dia Race Master Exhaust Valve - Single
Brand: Manley Performance
SKU: manley-performance-manley-12-14-chrysler-hemi-6-4l-1-675in-head-dia-race-master--t14-1006395
Price: 38.03 USD
Availability: BackOrder

$38.03

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Manley Race Master exhaust valve for 2012-2014 Chrysler Hemi 6.4L engines. Stainless steel construction for durability.

Key Features

Fits 2012-2014 Chrysler Hemi 6.4L engines.
Race Master straight stem configuration.
Constructed from stainless steel for durability.
Features chrome stems and hard tips for wear resistance.
Swirl polished under-head area optimizes airflow.
Fully machined combustion face for improved efficiency.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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About this part

Product Details

Manley's Race Master exhaust valves are built for demanding engine builds, specifically for 2012-2014 Chrysler Hemi 6.4L applications. These valves are designed for engines that will see regular use up to 8000 RPM, making them a solid choice for bracket, drag, and oval track racing engines.

Constructed from durable stainless steel, these valves feature chrome stems and hard tips to resist wear and ensure a long service life. The under-head area is swirl polished to help smooth airflow, while the combustion face is fully machined for improved efficiency. Manley offers these in a Race Master (straight stem) configuration, which is also recommended for use in alcohol-fueled engines.