fits make: Ford. year: 1985–1987.

( Brand: Holley ), ( Manufacturer Part Number: 50278-1 ), ( Choke Type: Mechanical ), ( Type: Holly ), ( Country/region Of Manufacture: United States )
The Holley 50278-1 Barrel Carburetor, designed specifically for Ford Motorcraft applications from 1985 to 1987, is a testament to Holley's commitment to delivering high-performance carburetors. This 500-cfm double-pumper carburetor is an excellent upgrade for your Ford engine, promising improved throttle response, fuel efficiency, and overall engine performance.
The Holley 50278-1 is equipped with a 750-cfm dual-feed primary circuit, ensuring optimal air and fuel mixture for a wide range of operating conditions. The secondary circuit, with its 500-cfm vacuum secondary, provides additional fuel for high-RPM situations, ensuring smooth power delivery throughout the engine's rev range.
One of the standout features of this carburetor is its vacuum secondaries. By utilizing engine vacuum, the secondary circuit can be activated at lower RPMs, providing a more responsive throttle and improved acceleration. This is particularly beneficial for daily drivers and street applications, where responsiveness and drivability are key.
The 50278-1 features Holley's proven Accelerator Pump Diaphragm design. This diaphragm is made of a high-durometer rubber, ensuring reliable operation even under the most demanding conditions. The pump diaphragm also allows for easy adjustment, enabling you to fine-tune the carburetor's performance to suit your specific engine setup.
The carburetor body is constructed from high-quality aluminum, providing excellent heat dissipation and durability. The Holley 50278-1 also features a polished finish, which not only looks great but also helps resist corrosion and oxidation.
The Holley 50278-1 Barrel Carburetor is a direct replacement for the Ford Motorcraft list-50278-1, making installation straightforward. It includes all necessary hardware, including a new throttle cable bracket, making it an easy upgrade for your Ford engine. With its high-performance design, reliable operation, and easy installation, the Holley 50278-1 is an excellent choice for any Ford enthusiast looking to improve their engine's performance.
Pros of buying a Holley 50278-1 Barrel Carburetor (Ford Motorcraft list-50278-1, 85-87):1. Compatibility: The carburetor is specifically designed for Ford vehicles from 1985 to 1987, ensuring a perfect fit and function.
2. Quality Construction: Holley is a well-known brand in the automotive industry, and their products are known for their durability and reliability. The 50278-1 is made of high-quality materials, including billet aluminum and brass components.
3. Performance: The carburetor offers excellent fuel-air mixing, which can improve engine performance and fuel efficiency.
4. Easy Installation: The 50278-1 is relatively easy to install, and it comes with all necessary hardware.
Cons of buying a Holley 50278-1 Barrel Carburetor (Ford Motorcraft list-50278-1, 85-87):1. Price: Holley carburetors are generally more expensive than other brands. However, their reputation for quality and performance may justify the higher cost.
2. Tuning: Carburetors require regular tuning to ensure optimal performance, which can be a time-consuming and sometimes complicated process.
3. Fuel Economy: While the carburetor may improve engine performance, it may also slightly decrease fuel economy compared to modern fuel injection systems.
Conclusion:The Holley 50278-1 Barrel Carburetor is a high-quality, reliable, and performance-enhancing option for Ford vehicles from 1985 to 1987. While it may be more expensive than some other options and require regular tuning, its compatibility, durability, and performance make it a worthwhile investment for many drivers.
Recommendation:If you're looking for a carburetor for your Ford vehicle from 1985 to 1987 and value performance and reliability, the Holley 50278-1 Barrel Carburetor is a great choice. However, be sure to factor in the cost of regular tuning and potential impact on fuel economy before making your decision.
Vintage Holley 4 Barrel Carburetor Ford Motorcraft List-50278-1 85-87 Truck. As is from local estate for rebuilding may be missing parts. Not familiar with carburetors but believe this has vacuum choke. Ports on mounting plate measure 1 9/16.