fits model: Gs, Gsx, 400, 430, 455, Skylark, Wildcat. make: Rochester, Buick.

( Brand: Buick ), ( Manufacturer Part Number: 7040247 ), ( Part Type: Carburetor ), ( Vintage Part: Yes )
The Buick 7040247 Quadrajet Carburetor is a crucial component for the performance of various classic Buick models, including the Skylark GS, GSX, Riviera, Wildcat 400, and Wildcat 455. This carburetor is designed to deliver optimal fuel-air mixture to the engine, ensuring efficient combustion and powerful engine performance.
The Buick 7040247 Quadrajet Carburetor features a 4-barrel design, which allows for increased air and fuel intake, resulting in increased horsepower and torque. The Quadrajet's unique venturi design provides precise fuel atomization, ensuring a smooth and consistent air-fuel mixture, which in turn improves engine efficiency and reduces the likelihood of misfires or stalling.
The carburetor also includes a built-in accelerator pump, which provides an additional fuel boost during acceleration, helping to reduce engine lag and improve overall performance. The Quadrajet's accelerator pump is adjustable, allowing for fine-tuning to meet the specific needs of each engine and driving style.
The Buick 7040247 Quadrajet Carburetor is also equipped with a vacuum secondary system, which provides additional fuel during deceleration, helping to maintain engine performance and prevent stalling during load changes. The carburetor's float bowl is large, allowing for ample fuel capacity, reducing the need for frequent refueling during long drives.
The Quadrajet carburetor is known for its durability and reliability, with a robust construction that can withstand the rigors of regular use. The carburetor's components, such as the throttle shaft and linkage, are made from high-quality materials, ensuring longevity and performance even under heavy use.
In conclusion, the Buick 7040247 Quadrajet Carburetor is an essential upgrade for any classic Buick enthusiast seeking to maximize their vehicle's performance. Its 4-barrel design, accurate fuel atomization, adjustable accelerator pump, and vacuum secondary system work together to deliver a smooth and powerful driving experience. With its robust construction and reliability, this carburetor is a long-term investment that will enhance the enjoyment of your classic Buick.
Pros of Buick 7040247 Skylark GS GSX Riviera Wildcat 400/430/455 with Rochester Quadrajet Carburetor:1. Powerful Engine: The Buick Wildcat series is known for its powerful V8 engines, and the Quadrajet carburetor is a reliable and efficient fuel delivery system that can help maximize engine performance.
2. Classic Appeal: The Buick Skylark, Riviera, and Wildcat models are iconic cars with timeless designs and a rich history. Owning one of these classic cars can be a source of pride and enjoyment.
3. Customizability: The Quadrajet carburetor is a popular choice among car enthusiasts due to its ease of tuning and customization. This means that owners can tweak the engine's performance to suit their specific preferences.
Cons of Buick 7040247 Skylark GS GSX Riviera Wildcat 400/430/455 with Rochester Quadrajet Carburetor:1. Maintenance and Repair Costs: Classic cars like the Buick Wildcat can be expensive to maintain and repair. The Quadrajet carburetor, while reliable, may require frequent tuning and adjustments to ensure optimal performance.
2. Limited Availability of Parts: Due to their age, parts for classic Buick models can be difficult to find and may be expensive. This can make repairs and maintenance more costly and time-consuming.
3. Lower Fuel Efficiency: Compared to modern cars, classic cars like the Buick Wildcat are not as fuel-efficient. This means that owners may need to pay more for gasoline and may experience reduced range on long trips.
Conclusion:The Buick 7040247 Skylark GS GSX Riviera Wildcat 400/430/455 with Rochester Quadrajet Carburetor is a powerful, classic car that can be a source of pride and enjoyment for car enthusiasts. However, it comes with higher maintenance and repair costs, limited availability of parts, and lower fuel efficiency compared to modern cars. If you are willing to invest the time and money required to maintain and repair this classic car, it can be a rewarding and enjoyable experience. However, if you are looking for a car that is more reliable, fuel-efficient, and low-maintenance, you may want to consider a modern vehicle.
No breaks or cracks. Everything moves free. What better way than to complete your restoration with the original parts. 7040247 0060.
Please feel free to ask any questions. Very nice original piece. Original Buick Rochester Quadrajet Carburetor. Been in dry storage for many years.