BARRY GRANT 6402010RT Holley Carburetor Double Pumper Cfm 4150 4-BARREL Claw

( Brand: Barry Grant ), ( Manufacturer Part Number: 6402010RT ), ( Type: Carburetor ), ( Country Of Origin: United States )

Review BARRY GRANT Holley 4150 4-barrel Carburetor Double Pumper Cfm Silver Claw fits 750

The Barry Grant 6402010RT Holley 4150 4-barrel carburetor is a high-performance automotive component designed for enthusiasts seeking to enhance the fuel delivery system in their engines. This double pumper carburetor boasts a flow rate of 750 CFM (cubic feet per minute), making it an excellent choice for high-performance applications that require increased fuel flow.

This Holley 4150 carburetor is part of the renowned Ultra series, which is known for its advanced features and exceptional performance. The double pumper design features two independent fuel pumps, ensuring consistent fuel delivery under various engine conditions. This design also allows for the use of larger main jets and needle jet sizes, further improving the carburetor's performance.

The Holley 4150 series carburetors are also characterized by their large, easy-to-read fuel bowls with a capacity of 2.3 quarts. This generous fuel capacity ensures reliable fuel delivery even during prolonged high-RPM operation. The large fuel bowls also make maintenance and adjustments more accessible and convenient.

The 6402010RT variant of this carburetor is specifically designed for applications requiring a secondary fuel pump. The secondary pump is engaged through a vacuum switch, allowing for automatic fuel pump activation during high-load conditions. This feature is particularly beneficial for high-performance engines that require increased fuel delivery during wide-open throttle conditions.

Additionally, the 6402010RT Holley 4150 carburetor features a fine-mesh air cleaner element and a chrome-plated aluminum intake manifold. The intake manifold is designed to provide excellent throttle response and a smooth power curve, further contributing to the overall performance of the carburetor.

In summary, the Barry Grant 6402010RT Holley 4150 4-barrel carburetor is a high-performance component designed for enthusiasts seeking to enhance their engine's fuel delivery system. With its double pumper design, large fuel bowl capacity, and automatic secondary fuel pump engagement, this carburetor delivers consistent fuel flow and improved performance, making it an excellent choice for high-performance applications.

The Holley 4150 4-barrel carburetor, model number 6402010RT, is a popular choice among automotive enthusiasts due to its high-performance capabilities. This double pumper carburetor has a flow rate of 750 CFM, making it suitable for high-performance applications. Here are some pros and cons of purchasing this carburetor:

1. High Flow Rate: With a flow rate of 750 CFM, this carburetor is capable of supplying enough fuel to high-performance engines.

2. Double Pumper Design: The double pumper design allows for better fuel pressure and more consistent fuel delivery.

3. Adjustability: Holley carburetors are known for their adjustability, making it easy to fine-tune the fuel mixture for different driving conditions.

4. Durable Construction: The carburetor is made of high-quality materials and is built to withstand the rigors of high-performance driving.

5. Wide Applications: The 4150 series carburetors are compatible with a wide range of engines, making them a popular choice among automotive enthusiasts.

1. Complex Installation: Installing a Holley carburetor can be a complex process, requiring a good deal of mechanical knowledge and experience.

2. Expensive: Compared to other carburetor options, Holley carburetors can be quite expensive.

3. Requires Maintenance: Holley carburetors require regular maintenance to ensure optimal performance, which can be time-consuming and costly.

4. Fuel Economy: Due to its high-performance capabilities, this carburetor may not be the best choice for those who prioritize fuel economy.

The Holley 4150 4-barrel carburetor, model number 6402010RT, is a high-performance carburetor that offers numerous benefits, including a high flow rate, adjustability, and durable construction. However, it also comes with some drawbacks, such as a complex installation process, high cost, and the need for regular maintenance. Ultimately, whether or not this carburetor is the right choice for you depends on your specific needs and priorities.

If you are looking for a high-performance carburetor that can handle the demands of a powerful engine, the Holley 4150 4-barrel carburetor, model number 6402010RT, is an excellent option. However, be prepared for the complex installation process, the high cost, and the need for regular maintenance. If you prioritize fuel economy or ease of use, you may want to consider other carburetor options.

Details:

Barry Grant Silver Claw Holley 4-barrel 750 cfm double pumper carburetor, part number 6402010RT. See pics for condition. Carb was last used and few years ago, drained has sat on the shelf. Will probably need a light freshen before use.

part #: 6402010rt prices

• $274.63-$499.99

specifications carbcoon:

• for models: 750
• brand: Barry Grant
• mpn: 6402010rt
• type: Carburetor
• country of origin: United States

general carbcoon:

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

offer carbcoon:

• sold: 0
• started: April 8, 2026
• options: Ship-to-home
• availability: In Stock
• best offers: True
• quantity: 1

seller carbcoon:

• # reviews: 33965
• city: Sheboygan Falls, Wisconsin
• rating: 100.0%

payments carbcoon:

• wallet: Paypal
• credit card: Diners-club
• other

returns carbcoon:

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

shipping carbcoon:

• type: Calculated
• carrier: USPS
• transit: 3-8 Days
• cost: $0.00
• service: USPS Ground Advantage
• class: Standard

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