HOLLEY 3-34R5113B Carburetor Vacuum Secondary Plate Power 34R-5113B

( Brand: Holley ), ( Type: Chevrolet Chevy Corvette ), ( Oe/oem Part Number: 2300 2-barrel ), ( Manufacturer Part Number: 3-34R5113B ), ( Country Of Origin: United States )

Review HOLLEY Carburetor Vacuum Secondary Metering Plate Tri power

The Holley 3-34r5113B Vacuum Secondary Plate is an essential component for enhancing the performance of your tri-power carburetor system. This vacuum secondary plate, specifically designed for the Holley 34r-5113B carburetor, is meticulously engineered to deliver improved vacuum secondary circuit functionality.

The heart of this plate lies in its unique design, which incorporates three separate vacuum secondary circuits. Each circuit is independently adjustable, enabling you to fine-tune the fuel delivery for your specific engine setup. This versatility results in optimized engine performance, providing better idle quality, smoother power delivery, and improved fuel efficiency.

The plate is constructed from high-quality materials, ensuring durability and reliability under various operating conditions. Its robust design includes a precise machining process that guarantees a perfect fit for your carburetor. The vacuum secondary plate's surface finish is smooth and even, allowing for easy installation and optimal sealing against the carburetor body.

The Holley 3-34r5113B Vacuum Secondary Plate also includes vacuum ports that allow for the connection of various vacuum sources, such as manifold vacuum or intake manifold pressure. These vacuum sources can be used to optimize fuel delivery based on engine RPM, manifold pressure, or other performance parameters.

In summary, the Holley 3-34r5113B Vacuum Secondary Plate is an essential upgrade for your tri-power carburetor system. Its unique design, with three independently adjustable vacuum secondary circuits, delivers improved vacuum secondary functionality, leading to optimized engine performance, better idle quality, smoother power delivery, and improved fuel efficiency. Durably constructed from high-quality materials, this plate ensures a perfect fit and reliable operation under various conditions.

The Holley 3-34r5113b vacuum secondary carburetor plate, also known as the tri-power plate, is a popular choice for automotive enthusiasts seeking to enhance the performance of their 350 Chevy engines. This plate is designed for use with Holley's 350 cfm triple two-barrel carburetors. Here are some potential pros and cons of buying this vacuum secondary plate.

1. Increased Power: The vacuum secondary system provides additional fuel to the engine under vacuum conditions, such as during acceleration or high RPMs. This results in increased power and torque.

2. Improved Idle Quality: The vacuum secondary system also improves idle quality by providing more fuel to the engine during idle, which helps maintain a consistent engine speed.

3. Customizable: Holley offers a variety of options for adjusting the vacuum secondary system, including different plate sizes, secondary emission control options, and various fuel pressure regulators.

4. High-Quality Construction: Holley carburetors are known for their high-quality construction and durability. The vacuum secondary plate is no exception, as it is made from heavy-duty materials and is designed to withstand the rigors of performance driving.

1. Complexity: Installing a vacuum secondary system can be a complex process, especially for those without experience in carburetor tuning. It may require professional installation or extensive research and experimentation to get it dialed in properly.

2. Cost: The vacuum secondary plate and associated components can be expensive, especially when compared to a standard carburetor. The cost of installation and tuning may also add to the overall expense.

3. Maintenance: The vacuum secondary system requires regular maintenance, including checking and adjusting the vacuum secondary diaphragms and fuel pressure regulator. Failure to maintain the system properly can result in poor performance or even engine damage.

4. Compatibility: The vacuum secondary plate may not be compatible with all 350 Chevy engines or other aftermarket components. It is important to ensure that all components are compatible before making a purchase.

The Holley 3-34r5113b vacuum secondary plate offers significant performance benefits for 350 Chevy engines, but it comes with some complexities and costs. Those who are willing to invest the time, money, and effort into installing and tuning the system can enjoy increased power, improved idle quality, and a high-quality, durable carburetor. However, those who are not comfortable with carburetor tuning or who have limited resources may want to consider other options. Ultimately, the decision to purchase the vacuum secondary plate is a personal one that depends on individual preferences, budget, and goals.

If you are serious about maximizing the performance of your 350 Chevy engine and are willing to invest the time, money, and effort into installing and tuning a vacuum secondary system, the Holley 3-34r5113b vacuum secondary plate is an excellent choice. However, if you are not comfortable with carburetor tuning or have limited resources, you may want to consider other options, such as a performance chip, exhaust system, or camshaft. It is important to carefully consider your goals, budget, and capabilities before making a purchase.

part # 334r5113b prices

• $95.00-$150.00

specifications carbcaddie:

• brand: Holley
• type: Chevrolet Chevy Corvette
• oe/oem part number: 2300 2-barrel
• manufacturer part number: 3-34R5113B
• country of origin: United States

general carbcaddie:

• condition: Used
• Car Truck Parts Accessories > Air Fuel Delivery > Carburetor Parts

seller carbcaddie:

• rating: 100.0%
• # reviews: 34808

shipping carbcaddie:

• service: USPS Ground Advantage
• carrier: USPS
• transit: 4-9 Days
• class: Standard
• type: Calculated
• cost: $0.00

payments carbcaddie:

• credit card: Diners-club
• other
• wallet: Google-pay

offer carbcaddie:

• options: Ship-to-home
• best offers: True
• started: May 30, 2026
• availability: In Stock
• quantity: 1
• sold: 0

returns carbcaddie:

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

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