HOLLEY Carburetor Body Cfm Vacuum Secondary 4160 4-BARREL 1850-1

( Brand: Holley ), ( Type: Carburetor ), ( Manufacturer Part Number: 4D18501 ), ( Country Of Origin: United States )

Review HOLLEY 4160 4-barrel Carburetor Main Body 4d Cfm Vacuum Secondary fits 600

The Holley 4D18501 4160 4-barrel carburetor body is a high-performance automotive component that is ideal for enhancing the fuel delivery system in your engine. This carburetor body is part of Holley's 4160 series, which is known for its vacuum secondary design, delivering an impressive 600 CFM air flow rate.

This Holley carburetor body is designed with a four-barrel configuration, which allows for the intake of more air and fuel into the engine cylinders, resulting in increased horsepower and torque. The body is constructed from high-quality aluminum material, which not only keeps the weight down but also ensures durability and corrosion resistance.

The 4D18501 carburetor body comes with a vacuum secondary system, which utilizes a secondary diaphragm that responds to vacuum fluctuations in the intake manifold. This system helps to provide additional fuel for efficient combustion, ensuring optimal engine performance under various driving conditions.

One of the notable features of this carburetor body is its adjustability. It comes with a total of six adjustable main jets, allowing you to fine-tune the fuel mixture for various engine conditions. Additionally, it includes an adjustable idle jet and power valve, enabling you to configure the carburetor for optimal idle speed and quality.

The Holley 4D18501 4160 4-barrel carburetor body is designed to fit a wide range of applications and engine sizes. It is compatible with engines that use a Holley 0-1100 series intake manifold and 4150-style throttle bodies. The body's dimensions are 11.0 inches in length, 10.7 inches in width, and 8.0 inches in height, making it a versatile option for various vehicle applications.

Installing this carburetor body is relatively straightforward, thanks to its compatibility with standard 4160 mounting hardware. The body comes with a gasket and mounting hardware in the box, ensuring a secure and efficient installation process.

In summary, the Holley 4D18501 4160 4-barrel carburetor body is a high-performance, adjustable, and versatile component that can help improve your engine's fuel delivery system. With its vacuum secondary design, 600 CFM air flow rate, and compatibility with a wide range of applications, this carburetor body is an excellent choice for enthusiasts seeking optimal engine performance.

The Holley 4D18501 4160 4-barrel carburetor is a popular choice among performance enthusiasts due to its vacuum secondary design and high CFM rating. Here are some pros and cons that might help you make an informed decision about purchasing this carburetor.

1. High CFM Rating: With a flow rate of 600 CFM, this carburetor is capable of delivering a significant amount of air and fuel mixture to the engine, which can lead to improved performance and power.

2. Vacuum Secondary: The vacuum secondary system allows the carburetor to adjust the fuel mixture based on engine vacuum, which can help improve idle quality and fuel efficiency.

3. Wide Applications: The Holley 4D18501 4160 carburetor is compatible with a wide range of applications, including muscle cars, hot rods, and racing applications.

4. Adjustability: The carburetor offers a high level of adjustability, allowing users to fine-tune the fuel mixture for their specific engine and driving conditions.

5. Durability: Holley carburetors are known for their durability and high-quality construction.

1. Complexity: The vacuum secondary system and the high level of adjustability can make this carburetor more complex to install and tune compared to simpler designs.

2. Cost: The Holley 4D18501 4160 carburetor is more expensive than some other options on the market, which might be a consideration for some buyers.

3. Requires Skills: Installing and tuning this carburetor requires a certain level of mechanical expertise and knowledge.

4. Potential for Leaks: The complex design of the carburetor can increase the likelihood of leaks, which can be a hassle to diagnose and repair.

The Holley 4D18501 4160 4-barrel carburetor offers a number of benefits for performance enthusiasts, including high CFM rating, vacuum secondary design, and a high level of adjustability. However, it also comes with some drawbacks, such as complexity, cost, and potential for leaks. If you have the mechanical skills and expertise to install and tune this carburetor, and you're willing to invest in a high-performance component, then it could be a great addition to your vehicle. On the other hand, if you're looking for a simpler and more cost-effective option, there are other carburetors on the market that might be a better fit for your needs. Ultimately, the decision comes down to your specific requirements, budget, and level of mechanical expertise.

part # 4d18501 prices

• $13.23-$34.95

specifications carbcaddie:

• for models: 600
• brand: Holley
• type: Carburetor
• manufacturer part number: 4D18501
• country of origin: United States

returns carbcaddie:

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

payments carbcaddie:

• credit card: Visa
• wallet: Paypal
• other

general carbcaddie:

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

seller carbcaddie:

• # reviews: 35027
• rating: 100.0%

offer carbcaddie:

• options: Ship-to-home
• availability: In Stock
• started: June 11, 2026
• sold: 0
• best offers: True
• quantity: 1

shipping carbcaddie:

• class: Standard
• carrier: USPS
• service: USPS Ground Advantage
• cost: $0.00
• type: Calculated
• transit: 3-6 Days

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