1. Car/Truck Engine Valves Deals
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  3. MANLEY 11340-1

MANLEY 11340-1 Valve Intake Steel Stem 807298048659 2.125 .342 5.040-LENGTH

fits model: 125. make: Chevy.

11340-1 Manley Valve Intake Stainless Steel 2.125 Inch Diameter .342 Stem 5.040 Length Chevy Each

( Brand: Manley ), ( Manufacturer Part Number: 11340-1 ), ( Part Type: Valve Intake ), ( Seller: Summit Racing Equipment ), ( UPC: 807298048659 )

Review MANLEY Valve Intake Stainless Steel 2.125 Inch Diameter .342 Stem 5.040 Length Chevy Each fits 125

The Manley 11340-1 Valve is a high-performance intake valve designed specifically for use in Chevrolet engines. This valve features a steel construction with a 2.125 inch diameter and a 342 stem diameter. The stem length measures 5.040 inches, making it an ideal fit for many Chevrolet applications.

This valve is manufactured using Manley's proprietary valve making process, which ensures superior quality and durability. The valve seat is precision machined to ensure a perfect seal, while the stem is heat-treated for strength and durability. The valve is also designed with a narrow stem profile to provide clearance for small combustion chambers.

The Manley 11340-1 Valve is designed to provide excellent flow characteristics, which can help improve engine performance. The valve's stem and guide are also designed to minimize valve train friction, which can help improve engine efficiency and reduce wear.

This valve is suitable for use in high-performance applications, including racing and high-performance street applications. It is also suitable for use in rebuilt or restored engines where original valves may no longer meet performance requirements.

Overall, the Manley 11340-1 Valve is a high-quality, high-performance intake valve that is specifically designed for use in Chevrolet engines. Its precision manufacturing, superior materials, and excellent flow characteristics make it an excellent choice for any Chevrolet engine application where improved performance and durability are required.

The Manley 11340-1 valve is a high-performance intake valve designed for Chevy engines. Here are some pros and cons that may help you make an informed decision about purchasing this valve:

Pros:

1. High-quality material: The valve is made of steel, which is a durable material that can withstand high temperatures and pressures.

2. Improved performance: The valve's stem diameter and length are optimized for better flow and efficiency, resulting in improved engine performance.

3. Precision manufacturing: Manley is known for its precision manufacturing, ensuring that the valve meets exacting specifications for a perfect fit and function.

4. Enhanced durability: The valve's stem design and material are engineered to resist wear and tear, making it a long-lasting investment.

5. Suitable for high-performance applications: The Manley 11340-1 valve is ideal for high-performance engines that demand superior valve performance.

Cons:

1. Cost: The Manley 11340-1 valve is more expensive than stock OEM valves due to its high-performance design and materials.

2. Requires specialized installation: Installing the valve requires specialized tools and knowledge, which may add to the cost and complexity of the project.

3. Not a direct replacement: The Manley 11340-1 valve is not a direct replacement for stock OEM valves, as it may require additional modifications to the engine's head or intake system.

Conclusion:

The Manley 11340-1 valve is a high-performance intake valve that offers several advantages, including improved flow, increased durability, and enhanced performance. However, it comes with a higher cost and requires specialized installation. Ultimately, the decision to purchase this valve depends on your specific engine application, budget, and performance goals.

If you are building a high-performance engine or seeking maximum power and efficiency, then the Manley 11340-1 valve is likely a worthwhile investment. However, if you are working on a budget or only looking for basic performance improvements, then a stock OEM valve may be a more cost-effective option.

Recommendation:

If you are seriously considering purchasing the Manley 11340-1 valve, we recommend doing thorough research on the specific requirements for your engine application and consulting with a professional mechanic or engine builder to ensure a successful installation. Additionally, consider the long-term benefits and potential cost savings from increased performance and durability when weighing the investment against the initial cost.

Details:

Please hover mouse to image. Manley Race Series Stainless Steel Valves.

specifications voomvalve:

  • for models: 125
  • for makes: Chevy
  • brand: Manley
  • mpn: 11340-1
  • part type: Valve Intake
  • seller: Summit Racing Equipment
  • upc: 807298048659

payments voomvalve:

  • wallet: Paypal
  • credit card: Visa
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returns voomvalve:

  • paid by: Seller
  • time: 30 Days
  • policy: Returns Accepted

general voomvalve:

  • condition: New
  • Engines Engine Parts > Valvetrain Components > Valves

seller voomvalve:

  • rating: 99.5%
  • city: Tallmadge, Ohio
  • # reviews: 1145249

offer voomvalve:

  • quantity: 1
  • sold: 0
  • started: April 28, 2026
  • options: Ship-to-home
  • availability: In Stock

shipping voomvalve:

  • cost: $14.99
  • type: Fixed
  • class: Economy
  • service: Economy
  • transit: 2-4 Days
for models: 125, for makes: chevy, part type: valve intake, seller: summit racing equipment,
category: auto parts > engines engine parts > valvetrain components > valves, sku: 13477078736713891,

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