What material is this intake valve made from?

This Manley intake valve is constructed from high-quality stainless steel. It also features chrome stems and hard tips for added durability and wear resistance.

What is the purpose of the swirl polished under-head area and machined combustion face?

The swirl polished under-head area and fully machined combustion face are designed to optimize airflow into the cylinder and improve combustion efficiency. This helps the engine perform better.

Is this valve suitable for alcohol-fueled engines?

While these valves are recommended for exhaust valves in alcohol engines, this specific listing is for an intake valve. For alcohol engine applications, it's always best to consult Manley's specific recommendations for intake valve suitability.

Specifications

Brand: Manley Performance
Part #: 11670B-1

Manley Chrysler Hemi 6.1L 2.100in B/L Race Flo Intake Valves (Single)

Name: Manley Chrysler Hemi 6.1L 2.100in B/L Race Flo Intake Valves (Single)
Brand: Manley Performance
SKU: manley-performance-manley-chrysler-hemi-6-1l-2-100in-b-l-race-flo-intake-valves--t14-933776
Price: 28.80 USD
Availability: BackOrder

$28.80

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Manley Chrysler Hemi 6.1L 2.100in B/L Race Flo Intake Valves (Single)Valve - Intake

Key Features

This listing is for a single intake valve.
Constructed from high-quality stainless steel for durability.
Features chrome stems and hard tips for enhanced wear resistance.
Swirl polished under-head areas and fully machined combustion faces help optimize airflow.
Race Flo shape with a 2.100-inch head diameter.
Designed for Chrysler Hemi 6.1L engines operating under 8000 RPM.

⚠️ 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

This listing is for a single Manley Race Flo intake valve, part number 11670B-1, designed for Chrysler Hemi 6.1L engines. These valves are part of Manley's Race Series, built for demanding racing applications under 8000 RPM.

Constructed from high-quality stainless steel, these intake valves feature chrome stems and hard tips for improved wear resistance and longevity. The under-head areas are swirl polished and the combustion faces are fully machined to help optimize airflow and combustion efficiency. This specific valve has a Race Flo shape and a 2.100-inch head diameter.

These valves are a solid option for bracket, drag, and oval track racers. If you're rebuilding the top end of your Hemi and need reliable intake valves, these are a well-built choice.