What material are these exhaust valves made from?

These Manley Race Master exhaust valves are constructed from high-quality stainless steel. They also feature chrome stems and hard tips for improved durability and wear resistance.

Are these valves suitable for all engine RPM ranges?

These valves are specifically designed for engines operating under 8000 RPM. They are a top choice for racing applications that fall within this range.

What is the benefit of the swirl polished and machined faces?

The swirl polished under head areas and fully machined combustion faces are designed to optimize airflow into the cylinder. This can contribute to improved combustion efficiency.

Specifications

Brand: Manley Performance
Part #: 11613-8

Manley Ford 6.2L Raptor V8 43mm Dia Race Master Exhaust Valves (Set of 8)

Name: Manley Ford 6.2L Raptor V8 43mm Dia Race Master Exhaust Valves (Set of 8)
Brand: Manley Performance
SKU: manley-performance-manley-ford-6-2l-raptor-v8-43mm-dia-race-master-exhaust-valve-t14-932503
Price: 223.87 USD
Availability: BackOrder

$223.87

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Manley Ford 6.2L Raptor V8 43mm Dia Race Master Exhaust Valves (Set of 8). Stainless steel construction for durability.

Key Features

This set includes eight Manley Race Master exhaust valves.
Each valve has a 43mm diameter.
Constructed from high-quality stainless steel for durability.
Features chrome stems and hard tips for enhanced longevity and wear resistance.
Swirl polished under head areas and fully machined combustion faces optimize airflow.
Recommended for exhaust valves in alcohol engines.

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About this part

Product Details

This set includes eight Manley Race Master exhaust valves, each with a 43mm diameter, designed for Ford 6.2L V8 engines. These valves are built for engines running under 8000 RPM, making them a solid choice for demanding applications like bracket, drag, and oval track racing.

Constructed from high-quality stainless steel, these valves are made to last. They feature chrome stems and hard tips to improve wear resistance and overall longevity. The under-head areas are swirl polished and the combustion faces are fully machined, which helps to improve airflow and combustion efficiency. Manley offers these in a Race Master (straight stem) or Race Flo shape, so you can pick the best fit for your engine's needs. They are also recommended for exhaust valves in alcohol-fueled engines, offering reliable performance.