HOLLEY 8125 Carburetor Carb Fairmont 5200 2-BARREL 2.3L S/t

( Brand: Holley ), ( Manufacturer Part Number: 8125 ), ( Type: With Egr Plate Spacer ), ( Oe/oem Part Number: Zephyr ), ( Country Of Origin: United States )

Review HOLLEY 5200 2-barrel Carburetor Carb Ford Fairmont Mercury 2.3l S/t fits 1978

Introducing the Holley 8125 5200 2-barrel carburetor, specifically designed for 1978 Ford Fairmont and Mercury models equipped with the 2.3L Straight- Six engine. This carburetor, manufactured by Holley, a renowned name in the automotive industry for high-performance fuel systems, is an excellent choice for enhancing the power and efficiency of your vehicle.

The Holley 8125 5200 2-barrel carburetor boasts a unique design, featuring a 500 CFM gross flow rate that ensures proper fuel mixture delivery for optimal engine performance. Its 2-barrel configuration is suitable for everyday driving and mild performance upgrades. The carburetor comes with a 1-1/16" primary and 1-1/8" secondary venturi size, which is ideal for the 2.3L engine's specific fuel delivery requirements.

Holley's 8125 5200 carburetor is engineered with a high-quality aluminum construction, ensuring durability and longevity. The carburetor body is finished with a black powder coat, adding an attractive appearance to your engine bay. The base gasket is included in the package for a hassle-free installation process.

This carburetor is equipped with a Holley 0-8000 vacuum secondary system, allowing for smooth transitions between idle and WOT (Wide Open Throttle) driving conditions. The secondary circuit is activated by engine vacuum, ensuring the best fuel mixture for maximum power output.

Additionally, the Holley 8125 5200 2-barrel carburetor comes with an electric choke, providing quick and reliable cold start performance. The choke system can be easily activated using a switch on the dashboard or a remote mounting switch for added convenience.

The Holley 8125 5200 2-barrel carburetor is compatible with various fuel systems, including gasoline and E85 ethanol. A kit for E85 compatibility is also available as an optional accessory.

In conclusion, the Holley 8125 5200 2-barrel carburetor is a high-performance, durable, and versatile fuel system solution for your 1978 Ford Fairmont and Mercury models with the 2.3L Straight- Six engine. With its optimized flow rate, robust construction, and smooth vacuum secondary system, you can count on this carburetor to improve your vehicle's power and efficiency.

The Holley 8125 5200 2-barrel carburetor is a popular choice for enhancing the performance of 1978 Ford Fairmont and Mercury 2.3L Straight-six engines. Here are some potential pros and cons of using this carburetor:

1. Improved Performance: Holley carburetors are known for their ability to deliver better air/fuel mixtures, resulting in enhanced engine performance.

2. Fuel Economy: The carburetor's design allows for optimal fuel delivery, potentially improving fuel economy.

3. Customizability: Holley offers various options and accessories to customize the carburetor, allowing users to fine-tune their engine's performance.

4. Durability: Holley carburetors are built with high-quality materials and components, ensuring long-lasting performance.

1. Complexity: Compared to stock carburetors, Holley carburetors can be more complex to install and tune, requiring additional time and effort.

2. Cost: Holley carburetors can be more expensive than stock carburetors due to their high-performance capabilities.

3. Maintenance: The carburetor may require more frequent maintenance and tuning to ensure optimal performance.

4. Compatibility: Ensure the carburetor is compatible with other engine modifications and components before installation.

The Holley 8125 5200 2-barrel carburetor can significantly improve the performance of a 1978 Ford Fairmont or Mercury 2.3L Straight-six engine. However, it comes with additional complexity, cost, and maintenance requirements. Prospective buyers should consider these factors and ensure compatibility with other engine modifications before making a purchase.

If you're looking to enhance the performance of your 1978 Ford Fairmont or Mercury 2.3L Straight-six engine, the Holley 8125 5200 2-barrel carburetor is a solid choice. However, be prepared for the additional complexity, cost, and maintenance requirements that come with it. Properly installing and tuning the carburetor is crucial to ensure optimal performance.

Details:

Core for rebuilding or parts. Carb core appears to be mostly complete. Linkage moves free. Please verify part number and pics match your application.

Comes with EGR plate spacer. Holley 5200 2-barrel carburetor, list number 8125. See pics for condition.

part #: 8125 prices

• $33.30-$120.00

specifications carbcoon:

• for makes: Ford, Mercury
• for years: 1978
• brand: Holley
• mpn: 8125
• type: With Egr Plate Spacer
• oe/oem part number: Zephyr
• country of origin: United States

returns carbcoon:

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

general carbcoon:

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

payments carbcoon:

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

shipping carbcoon:

• service: USPS Ground Advantage
• transit: 2-6 Days
• cost: $0.00
• class: Standard
• type: Calculated
• carrier: USPS

seller carbcoon:

• city: Sheboygan Falls, Wisconsin
• # reviews: 33522
• rating: 100.0%

offer carbcoon:

• options: Ship-to-home
• quantity: 1
• sold: 0
• started: March 5, 2026
• best offers: True
• availability: In Stock

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