What material is this exhaust valve made from?

This Manley exhaust valve is constructed from high-quality stainless steel. This material is chosen for its durability and resistance to the high temperatures found in exhaust systems.

What are the key dimensions of this valve?

The valve has a head diameter of 1.280 inches, a stem diameter of 0.2345 inches, and an overall length of 4.340 inches. It also features a 0.100 inch backcut at a 30-degree angle.

Are these valves suitable for all engine types?

These Race Master Series valves are recommended for engines operating under 8000 RPM and are specifically recommended for exhaust valves in alcohol engines. They are designed for demanding racing conditions.

Specifications

Brand: Manley Performance
Part #: 12631-1
UPC: 807298121123

Manley Ford GT350 Voodoo 5.2L Race Master Series Exhaust Valve - 1.280in Dia

Name: Manley Ford GT350 Voodoo 5.2L Race Master Series Exhaust Valve - 1.280in Dia
Brand: Manley Performance
SKU: manley-performance-manley-ford-gt350-voodoo-5-2l-race-master-series-exhaust-valv-t14-1006366
Price: 29.39 USD
Availability: BackOrder

$29.39

On Backorder

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

Manley Race Master Series exhaust valve for Ford Voodoo 5.2L engines. Stainless steel construction for durability.

Key Features

Fits Ford GT350 Voodoo 5.2L engines.
Features a 1.280 inch head diameter and 4.340 inch overall length.
Constructed from durable stainless steel for resistance to heat and wear.
Chrome stems and hard tips enhance longevity and wear resistance.
Swirl polished under head areas and fully machined combustion faces help optimize airflow and efficiency.
Recommended for exhaust valves in alcohol engines.

⚠️ 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 Manley Race Master Series exhaust valve is built from high-quality stainless steel, a material chosen for its strength and resistance to heat. It features a 1.280-inch head diameter and a 0.2345-inch stem diameter, with an overall length of 4.340 inches. The under-head area is swirl polished to help improve airflow, and the combustion face is fully machined for better efficiency.

Designed for engines operating under 8000 RPM, these valves are a solid choice for racers. The chrome stem and hard tip add to the longevity and wear resistance, making them a reliable component for demanding conditions. They are also recommended for exhaust valves in alcohol-fueled engines.