What material are these Manley exhaust valves made from?

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

Are these valves suitable for all types of engines?

These valves are specifically designed for racing applications, particularly for VW 1200-1600 engines operating under 8000 RPM. They are also recommended for exhaust valves in alcohol engines.

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 help optimize airflow into the cylinder and improve combustion efficiency.

Specifications

Brand: Manley Performance
Part #: 11650B-4
UPC: 807298078991

Manley VW 1200-1600 Triple Groove 40mm Race Master Exhaust Valves (Set of 4)

Name: Manley VW 1200-1600 Triple Groove 40mm Race Master Exhaust Valves (Set of 4)
Brand: Manley Performance
SKU: manley-performance-manley-vw-1200-1600-triple-groove-40mm-race-master-exhaust-va-t14-424894
Price: 109.49 USD
Availability: BackOrder

$109.49

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Manley VW 1200-1600 Race Master Exhaust Valves (Set of 4). Stainless steel construction for durability.

Key Features

Fits VW 1200-1600 engines.
Set includes four (4) Race Master exhaust valves.
Each valve has a 40mm head diameter.
Constructed from stainless steel for durability.
Chrome stems and hard tips enhance wear resistance.
Swirl-polished under-head areas and machined combustion faces optimize airflow.

⚠️ 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

If you're working on a VW 1200-1600 engine, these Manley Race Master exhaust valves are a solid option for your build. They're designed for engines running up to 8000 RPM, making them a good choice for bracket, drag, and oval track racing applications.

These valves are made from stainless steel, which holds up well over time. The stems are chrome-plated and the tips are hardened for better wear resistance, which is important for longevity. They also feature swirl-polished under-head areas and fully machined combustion faces. This design helps improve airflow and combustion efficiency in the cylinder. Manley offers these in a Race Master straight stem design, and they are specifically recommended for exhaust valves in alcohol-fueled engines.