What material are these Manley 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 added durability and wear resistance.

Are these valves suitable for all types of engines?

These specific valves are recommended for engines operating under 8000 RPM and are particularly recommended for exhaust valves in alcohol engines. They are designed for demanding racing applications.

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 and combustion efficiency within the engine cylinder.

Specifications

Brand: Manley Performance
Part #: 11653B-4
UPC: 807298079059

Manley VW 1200-1600 Triple Groove 35.5mm Race Master Exhaust Valves (Set of 4)

Name: Manley VW 1200-1600 Triple Groove 35.5mm Race Master Exhaust Valves (Set of 4)
Brand: Manley Performance
SKU: manley-performance-manley-vw-1200-1600-triple-groove-35-5mm-race-master-exhaust--t14-424893
Price: 109.49 USD
Availability: BackOrder

$109.49

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Manley VW 1200-1600 Triple Groove 35.5mm Race Master Exhaust Valves (Set of 4). Stainless steel construction for durability.

Key Features

Fits VW 1200-1600 engines.
Set of 4 Race Master exhaust valves, each 35.5mm.
Made from durable stainless steel.
Chrome stems and hard tips improve longevity and wear resistance.
Swirl polished under head areas and fully machined combustion faces help optimize airflow.
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

Manley Performance is well-known for making strong engine components for racing applications. These Race Master exhaust valves are a prime example, built for engines running up to 8000 RPM, making them a solid choice for bracket, drag, and oval track racers. This set includes four 35.5mm exhaust valves designed for VW 1200-1600 engines.

Constructed from high-quality stainless steel, these valves are made to last. They feature chrome stems and hard tips to resist wear, and the under-head areas are swirl polished while the combustion faces are fully machined. This design helps optimize airflow and combustion efficiency. Manley recommends these specific exhaust valves for alcohol-fueled engines, where they offer reliable performance under demanding conditions.