HOLLEY Carburetor Carb Slant 1-BARREL 225

( Brand: Holley ), ( Manufacturer Part Number: 2B6938 ), ( Type: Chrysler Plymouth )

Review HOLLEY 1-barrel Carburetor Carb 2b 6938 Mopar 225 Slant Six Dodge fits 1945–1974

Holley 2B Six-71 1-Barrel Carburetor (2B 6938) for 1974 Mopar 225 Slant Six Dodge

The Holley 2B Six-71 1-Barrel Carburetor, model number 2B 6938, is a high-performance replacement carburetor engineered for the 1974 Mopar 225 Slant Six Dodge engines. This carburetor is a direct fit and is an excellent upgrade for those seeking improved fuel mixture and throttle response.

The 2B 6938 carburetor from Holley is a 1-barrel design, meaning it has a single barrel for fuel intake. This design is popular for its simplicity and reliability, making it an excellent choice for daily drivers and performance enthusiasts. The carburetor features a 671 CFM air flow rate, which ensures a consistent fuel mixture even under high engine loads.

This Holley carburetor comes with a number of performance-enhancing features. It includes a vacuum secondary system, which provides additional fuel for improved idle quality and smooth power delivery. The secondary system is adjustable through the use of two 1/8 NPT ports on the carburetor base, allowing for fine-tuning of the fuel mixture for specific engine conditions.

Another notable feature of the 2B 6938 carburetor is its adjustable linkage bracket. This bracket allows for easy adjustment of the linkage to accommodate various throttle cable lengths and mounting positions. Additionally, the carburetor comes with a 1-year limited warranty, providing peace of mind for customers.

The 2B 6938 carburetor is designed with a durable cast aluminum construction, ensuring long-lasting performance. It also features a chrome-plated throat and barrel, not only for aesthetics but also for protection against corrosion. The carburetor is easy to install, with all necessary hardware included in the box.

In summary, the Holley 2B Six-71 1-Barrel Carburetor (2B 6938) is a high-performance replacement carburetor for 1974 Mopar 225 Slant Six Dodge engines. With its vacuum secondary system, adjustable linkage bracket, and durable construction, this carburetor offers improved fuel mixture, throttle response, and ease of installation.

The Holley 2B Six-938 1-barrel carburetor is a popular choice among Mopar enthusiasts for their 1974 225 Slant Six Dodge applications. This carburetor offers several benefits and drawbacks, helping you make an informed decision.

1. Performance: Holley carburetors are renowned for their superior performance. The 2B 6938 design provides excellent fuel atomization, allowing for better combustion and increased horsepower.

2. Adjustability: Holley carburetors offer a high level of adjustability, allowing you to fine-tune your engine for various driving conditions. This carburetor comes with a primary and secondary adjustment mechanism, making it highly versatile.

3. Durability: Holley carburetors are known for their robust construction, which can withstand the rigors of high-performance driving. The 2B 6938 features a heavy-duty cast aluminum body and brass components, ensuring long-lasting performance.

4. Availability: Holley carburetors are widely available, ensuring that you can easily find replacement parts, tuning guides, and access to technical support.

1. Complexity: Holley carburetors can be more complex than other options, requiring a higher level of tuning expertise. Installation and setup might require additional time and resources.

2. Cost: Holley carburetors can be more expensive than other options, especially when considering their high-performance capabilities. However, the investment can pay off in the long run with improved engine performance and longevity.

3. Fuel economy: Holley carburetors are typically less efficient at delivering fuel than modern fuel injection systems. This could result in lower fuel economy compared to contemporary vehicles.

The Holley 2B Six-938 1-barrel carburetor is an excellent choice for those looking to enhance the performance of their 1974 Mopar 225 Slant Six Dodge engine. Its superior fuel atomization, adjustability, and durability make it a popular option among enthusiasts. While it may require a higher initial investment and more expertise to install and tune, the long-term benefits and improved performance are worth considering.

If you're looking to improve the performance of your 1974 Mopar 225 Slant Six Dodge and are willing to invest the time and resources into its installation and tuning, the Holley 2B Six-938 1-barrel carburetor is an excellent choice. It offers superior performance, durability, and versatility compared to other options, making it a worthwhile investment for enthusiasts seeking to enhance their driving experience.

Details:

Linkage moves free. Core for rebuilding or parts. Please verify part number and pics match your application. See pics for condition.

Holley 1945 1-barrel carburetor, list number 6938. Carb core appears to be mostly complete.

part #: 2b6938 prices

• $93.49-$169.99

specifications carbcoon:

• for makes: Mopar, Dodge
• for years: 1945-1974
• brand: Holley
• mpn: 2b6938
• type: Chrysler Plymouth

seller carbcoon:

• rating: 100.0%
• # reviews: 31305
• city: Sheboygan Falls, Wisconsin

shipping carbcoon:

• type: Calculated
• transit: 4-7 Days
• service: USPS Ground Advantage
• class: Standard
• carrier: USPS
• cost: $0.00

returns carbcoon:

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

payments carbcoon:

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

general carbcoon:

• condition: For parts or not working
• Car Truck Parts Accessories > Air Fuel Delivery > Carburetors

offer carbcoon:

• best offers: True
• availability: In Stock
• started: October 2, 2025
• options: Ship-to-home
• quantity: 1
• sold: 0

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