HOLLEY Carburetor Carb Block Cfm 3310 4-BARREL 780

( Brand: Holley ), ( Part Type: Carburetor Block ), ( Oe/oem Part Number: 4150 4160 ), ( Manufacturer Part Number: 3C5271 )

Review HOLLEY 4-barrel Carburetor Carb Primary Metering Block 780 Cfm 3c 5271 fits 750

The Holley 3C5271 3310 4-barrel carburetor carb block is a high-performance automotive component designed for applications requiring a 3310 series carburetor with a flow rate of 750 to 780 cubic feet per minute (CFM). This carburetor block is part number 3C5271 in Holley's extensive catalog.

This carburetor block is engineered with precision and durability in mind. It is manufactured from high-quality cast aluminum, ensuring a strong and lightweight construction. The surface is finished with a polished appearance, adding a touch of elegance to any engine bay.

The Holley 3C5271 3310 carb block is designed to accommodate a 4-barrel carburetor setup. It features four separate intake manifold runners, each with a 1.650-inch bore diameter. These runners are precision-machined to ensure a perfect fit for the carburetor and gaskets.

The block includes a provision for mounting the carburetor's accelerator pump and fuel bowl. It also includes threaded ports for the provision of vacuum and fuel lines. The block is designed with a large fuel bowl capacity, which contributes to improved fuel atomization and better combustion efficiency.

The Holley 3C5271 3310 carb block is suitable for use in high-performance applications, including race cars and hot rods. It is capable of handling the increased demands of such applications, thanks to its robust design and high CFM rating. The block also features a large venturi size, which allows for a generous fuel flow and improved throttle response.

In summary, the Holley 3C5271 3310 4-barrel carburetor carb block is a high-performance, cast aluminum component designed for use with 3310 series 4-barrel carburetors. It features a robust design, large fuel bowl capacity, and precision-machined runners, making it an ideal choice for high-performance applications requiring a CFM rating of 750 to 780.

The Holley 3310 4-barrel carburetor with a carb block and a CFM rating of 750-780 is a popular choice among automotive enthusiasts for its high performance and versatility. Here are some pros and cons of buying this particular Holley carburetor:

1. High CFM Rating: With a CFM rating of 750-780, this carburetor is suitable for high-performance applications and larger engines.

2. Customizable: Holley carburetors are known for their customizability, and this model is no exception. It allows for various adjustments to meet the specific needs of different engines and driving styles.

3. Durable: Holley carburetors are built to last. They use high-quality materials and are designed to withstand the rigors of high-performance driving.

4. Wide Compatibility: This carburetor is compatible with a wide range of applications, including both gasoline and alcohol fuels.

5. Excellent Support: Holley offers excellent customer support, including a wealth of resources on their website and a knowledgeable technical support team.

1. Complexity: Compared to some other carburetors, the Holley 3310 is more complex to install and tune. It requires a significant amount of time and expertise to get it right.

2. Expensive: This carburetor is more expensive than some other options on the market. However, its high performance and durability make it a worthwhile investment for many enthusiasts.

3. May Require Additional Parts: Depending on your specific application, you may need to purchase additional parts, such as fuel pressure regulators or fuel pumps, to make this carburetor function correctly.

The Holley 3310 4-barrel carburetor is a high-performance, durable, and versatile option for automotive enthusiasts. Its customizability and wide compatibility make it a popular choice for a variety of applications. However, it is more complex and expensive than some other carburetors on the market. Ultimately, the decision to buy this carburetor depends on your specific needs and budget.

If you are looking for a high-performance carburetor that can be customized to meet the specific needs of your engine, the Holley 3310 is an excellent choice. However, be prepared for a complex installation process and a significant investment. Make sure to do your research and consult with experts to ensure that this carburetor is the right fit for your application.

part # 3c5271 prices

• $159.99-$649.95

specifications carbcaddie:

• for models: 750
• brand: Holley
• part type: Carburetor Block
• oe/oem part number: 4150 4160
• manufacturer part number: 3C5271

payments carbcaddie:

• other
• wallet: Apple-pay
• credit card: Mastercard

offer carbcaddie:

• sold: 0
• started: December 3, 2025
• best offers: True
• quantity: 1
• options: Ship-to-home
• availability: In Stock

general carbcaddie:

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

seller carbcaddie:

• rating: 100.0%
• # reviews: 32228

returns carbcaddie:

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

shipping carbcaddie:

• service: USPS Ground Advantage
• cost: $0.00
• carrier: USPS
• class: Standard
• transit: 3-7 Days
• type: Calculated

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