HOLLEY MB4779-6 Carburetor Body Cfm Double Pumper Carb 4150 4-BARREL

( Brand: Holley ), ( Type: Carburetor ), ( Manufacturer Part Number: MB4779-6 ), ( Country Of Origin: United States )

Review HOLLEY 4150 4-barrel 4779-6 Carburetor Main Body Cfm Double Pumper Carb fits 750

The Holley MB4779-6 4150 4-barrel carburetor body, model number 4779-6, is a high-performance carburetor designed for automotive applications. This double pumper carburetor features a CFM (cubic feet per minute) rating of 750, making it suitable for engines requiring a larger volume of air and fuel for optimal performance.

The body of the carburetor is constructed from high-quality aluminum material that ensures durability and resistance to corrosion. It comes with a 4-barrel configuration, which allows for the intake of more air and fuel mixture to the engine compared to a single barrel carburetor.

The MB4779-6 is a 4150 series carburetor, which refers to the size of the primary and secondary throats. The primary throat measures 0.415 inches, while the secondary throats measure 0.050 inches larger, allowing for better fuel atomization and combustion.

This carburetor is equipped with Holley's famous double pumper design, which utilizes two vacuum pumps to create a more consistent fuel pressure. This results in a smoother idle, better throttle response, and a more even fuel distribution throughout the RPM range.

The Holley MB4779-6 is a versatile carburetor that can be used in various applications, including hot rods, muscle cars, and high-performance street and racing engines. It comes with a 600 CFM base gasket and a 750 CFM high-performance gasket, allowing you to easily adjust the CFM output to suit your specific engine requirements.

The Holley MB4779-6 carburetor body is designed to be easy to install and tune, with a wide range of available accessories and performance parts to help you fine-tune your engine's performance. It is also compatible with various fuel systems, including electric and mechanically operated fuel pumps, making it a popular choice among car enthusiasts and builders.

In summary, the Holley MB4779-6 4150 4-barrel carburetor body is a high-performance, versatile, and easy-to-tune carburetor suitable for various automotive applications. Its durable aluminum construction, double pumper design, and adjustable CFM output make it a must-have for any serious car enthusiast or builder looking to maximize the performance of their engine.

The Holley MB4779-6 4150 4-barrel 4779-6 carburetor body, with a double pumper and a flow rate of 750 CFM, is a popular choice among hot rod and performance car enthusiasts. Here are some pros and cons to help you make an informed decision about purchasing this carburetor:

1. High Flow Rate: With a flow rate of 750 CFM, this carburetor is suitable for high-performance applications and larger engines.

2. Double Pumper: The double pumper design provides increased vacuum secondaries, which help improve power and torque, especially at high RPMs.

3. Versatile: This carburetor can be used on a wide range of applications, including muscle cars, hot rods, and even some marine applications.

4. Easy-to-Use: Holley carburetors are known for their ease of use and adjustability, making it a popular choice for both beginners and experienced tuners.

5. Durable: Holley carburetors are made from high-quality materials and are built to last, making them a worthwhile investment for those looking for a long-term solution.

1. Complexity: The double pumper design and adjustable features can make this carburetor more complex to tune and set up compared to simpler single-pumper designs.

2. Cost: Compared to some other carburetor options, the Holley MB4779-6 can be more expensive due to its high flow rate and double pumper design.

3. Size: The size of this carburetor may not be suitable for all applications, especially those with limited engine bay space.

4. Requires Specific Fuel System: To use this carburetor, you will need a suitable fuel system, including a fuel pump and fuel lines, which can add to the cost and complexity of the installation.

In conclusion, the Holley MB4779-6 4150 4-barrel 4779-6 carburetor body is a high-performance, versatile, and durable option for those looking to enhance the power and torque of their engine. However, its complexity, cost, and size may be drawbacks for some. Ultimately, the decision to purchase this carburetor depends on your specific needs, budget, and experience level. If you are looking for a high-performance carburetor for a larger engine and are willing to invest in the installation and tuning, then the Holley MB4779-6 is a worthwhile consideration. If you are looking for a simpler and more cost-effective option, then you may want to consider other carburetor options.

part # mb47796 prices

• $74.99-$332.48

specifications carbcaddie:

• for models: 750
• brand: Holley
• type: Carburetor
• manufacturer part number: MB4779-6
• country of origin: United States

offer carbcaddie:

• best offers: True
• sold: 0
• started: April 19, 2026
• availability: In Stock
• quantity: 1
• options: Ship-to-home

shipping carbcaddie:

• cost: $0.00
• class: Standard
• type: Calculated
• service: USPS Ground Advantage
• carrier: USPS
• transit: 4-8 Days

payments carbcaddie:

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

general carbcaddie:

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

seller carbcaddie:

• rating: 100.0%
• # reviews: 34143

returns carbcaddie:

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

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