AUTOLITE Carburetor Core 4300 4-BARREL C7AF-BJ V8

( Brand: Autolite ), ( Manufacturer Part Number: C7AFBJ ), ( Type: Carb ), ( Oe/oem Part Number: C7af Bj D 6mc ), ( Material: Aluminum, Steel ), ( Features: Core For Parts Or Rebuild ), ( Universal Fitment: No ), ( Vintage Part: Yes ), ( Country Of Origin: United States ), ( California Prop 65 Warning: May Cause Cancer )

Review AUTOLITE 4300 4-barrel Carburetor Ford Mercury V8 Core fits 390 428 1967–1968

The Autolite C7AFBJ 4300 4-barrel carburetor is a premium fuel-delivery system specifically designed for 1967 and 1968 Ford Mercury models equipped with the 390 or 428 cubic inch V8 engines. This carburetor, identified by part number C7AF-BJ, is a testament to Autolite's commitment to delivering high-performance and reliable solutions for classic car enthusiasts.

The C7AFBJ 4300 carburetor boasts a four-barrel design, which ensures optimal air-fuel mixture for increased horsepower and torque. Each barrel comes equipped with an Accu-Mizer secondary metering system. This innovative feature ensures precise secondary fuel metering, which results in smooth power delivery and improved drivability.

This carburetor features an automatic choke system, making cold starts a breeze. It also comes with a built-in vacuum secondary system, enhancing low-end torque and power. The primary and secondary throttle valves are controlled by a heavy-duty, vacuum-operated accelerator pump. This pump ensures a quick response from the engine when you step on the gas.

The C7AFBJ 4300 carburetor is constructed from high-quality materials for durability and longevity. Its body is made from cast aluminum, while the float bowls and other internal components are crafted from hardened steel. This carburetor also comes with a set of new gaskets and hardware for a hassle-free installation process.

Autolite's C7AFBJ 4300 4-barrel carburetor is designed to meet or exceed the original factory specifications, ensuring a perfect fit and seamless integration into your 1967 or 1968 Ford Mercury. With its advanced features and proven performance, this carburetor is the ideal choice for classic car enthusiasts seeking to enhance the power and drivability of their V8-powered Mercury.

The Autolite C7AFBJ 4300 4-barrel carburetor is a popular choice for restoring or upgrading 1967 and 1968 Ford Mercury 390 and 428 V8 engines. This carburetor offers several advantages and disadvantages that are essential to consider before making a purchase.

1. Authenticity: This carburetor is specifically designed for Ford Mercury 390 and 428 V8 engines of the mentioned years. Installing it will give your vehicle an authentic look and feel.

2. Performance: A 4-barrel carburetor provides better air-fuel mixture than a standard 2-barrel carburetor, resulting in improved engine performance.

3. Fuel Efficiency: Properly tuned 4-barrel carburetors can help improve fuel efficiency by providing a more precise fuel-air mixture.

4. Availability: Autolite is a well-known and reputable brand, which makes these carburetors readily available in the market.

1. Complexity: A 4-barrel carburetor is more complex than a standard carburetor, requiring more maintenance and tuning to ensure optimal performance.

2. Cost: These carburetors can be more expensive than their 2-barrel counterparts due to their added complexity.

3. Installation: Installing a 4-barrel carburetor can be a more challenging process than installing a 2-barrel carburetor, requiring more time and expertise.

The Autolite C7AFBJ 4300 4-barrel carburetor is an excellent choice for those seeking improved performance and authenticity in their 1967 and 1968 Ford Mercury 390 and 428 V8 engines. However, it comes with the added complexity, cost, and installation challenges that must be considered before making a purchase.

If you are committed to enhancing your vehicle's performance and are willing to invest the time and resources required to maintain and tune a 4-barrel carburetor, then the Autolite C7AFBJ 4300 is an excellent choice. However, if you are looking for a more cost-effective and easier-to-maintain option, you may want to consider a 2-barrel carburetor instead.

Details:

This is a used factory original Ford Autolite carburetor. The primary shaft moves freely but the secondary is stuck. I did not attempt to force it. Shipping is fixed at $20 anywhere in the continental USA.

MANUFACTURER - Formic PART NUMBER C7AF BJ APPLICATION 1967 through 1968 Ford passenger cars with 428 CID engines.

part #: c7afbj prices

• $53.00-$75.00

specifications carbcoon:

• for models: 390, 428
• for makes: Ford, Mercury
• for years: 1967-1968
• brand: Autolite
• mpn: C7afbj
• type: Carb
• oe/oem part number: C7af Bj D 6mc
• material: Aluminum, Steel
• features: Core For Parts Or Rebuild
• universal fitment: No
• vintage part: Yes
• country of origin: United States
• california prop 65 warning: May Cause Cancer

general carbcoon:

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

payments carbcoon:

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

seller carbcoon:

• # reviews: 1715
• rating: 100.0%
• city: Lowell, Arkansas

returns carbcoon:

• policy: No Returns

offer carbcoon:

• availability: In Stock
• sold: 0
• quantity: 1
• options: Ship-to-home
• started: April 11, 2026

shipping carbcoon:

• service: Economy
• class: Economy
• transit: 4-9 Days
• type: Fixed
• cost: $20.00

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