What material are these intake valves made from?

These Manley intake valves are constructed from NK-844 stainless steel. This material is chosen for its superior tensile strength at high temperatures, making it ideal for demanding engine applications.

What is the benefit of the swirl-polished under head area?

The swirl-polished under head area is designed to improve airflow into the combustion chamber. This can contribute to better combustion efficiency and overall engine performance.

Are these valves suitable for street use or just racing?

While built with extreme durability in mind and tested for millions of cycles, these valves are designed for high-temperature gasoline engines and can handle significant stress. They are a strong option for performance builds, including those that see track time or demanding street use.

Specifications

Brand: Manley Performance
Part #: 11762-8
UPC: 807298052229

Manley Severe Duty Series Small Block Chevy Stainless Steel 2.08in Intake Valves - Set of 8

Name: Manley Severe Duty Series Small Block Chevy Stainless Steel 2.08in Intake Valves - Set of 8
Brand: Manley Performance
SKU: manley-performance-manley-severe-duty-series-small-block-chevy-stainless-steel-2-t14-4375062
Price: 349.40 USD
Availability: BackOrder

$349.40

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Manley Severe Duty Series Small Block Chevy 2.08in Intake Valves - Set of 8. Built for high-temp gasoline engines and extreme valve bounce.

Key Features

Fits Small Block Chevy engines.
Set includes 8 intake valves.
Made from NK-844 stainless steel for high-temperature strength.
Features chrome stems and hard tips for added durability.
Swirl-polished under head areas and machined combustion faces improve airflow.
Designed to withstand extreme stress from valve bounce.

These valves are designed for Small Block Chevy engines. Please consult your engine's specific requirements to confirm compatibility.

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About this part

Product Details

If you're rebuilding the top end of your Small Block Chevy and pushing the limits, you need components that can handle the stress. These Manley Severe Duty Series intake valves are crafted from NK-844 stainless steel, a material chosen for its exceptional strength at high temperatures. They are specifically designed to withstand the intense forces generated during high-RPM operation and valve float, offering a significant improvement in durability over standard valves.

Manley's commitment to robust construction is evident in these valves. They feature swirl-polished under-head areas and fully machined combustion faces, which help optimize airflow into the cylinder for better combustion efficiency. The chrome stems and hard tips add another layer of toughness, ensuring these valves can endure millions of cycles even under demanding conditions. This attention to detail means you're getting a well-built part that's ready for serious use.

This set includes eight intake valves, ready to be installed in your Small Block Chevy engine. They are a solid option for anyone looking for improved valve longevity and performance in a high-temperature gasoline engine environment.