fits model: 440. year: 1978–1979.

( Brand: Carter ), ( Manufacturer Part Number: 9214S ), ( Vintage Part: Yes ), ( Modified Item: No ), ( Placement On Vehicle: Front ), ( Type: Carburetor ), ( Features: Thermoquad ), ( Country/region Of Manufacture: United States )
The Carter ThermoQuad Carburetor 9214S is a quad-barrel carburetor, meaning it utilizes four individual barrels to provide increased horsepower and improved fuel efficiency. Each barrel features its own unique intake runner, allowing for optimized air and fuel mixture delivery to the engine for consistent combustion and improved power output. This is a critical improvement, given that the 440 B V8 engine was renowned for its power and torque, but often struggled with emissions compliance during this regulatory era.
A noteworthy feature that sets this Carter ThermoQuad carburetor apart is its Thermostatic Air Choke system. This innovative system offers a unique solution for quick-cold engine starting during colder weather conditions. The air choke is thermostatically controlled, meaning it will automatically engage when temperatures drop below a certain threshold. It injects rich fuel into the engine intake manifold to make starting easier and ensures a steady idle once the engine is running.
The Carter ThermoQuad Carburetor 9214S also receives praise for its enhanced fuel metering capabilities. Utilizing Carter's superior vacuum secondary system, this carburetor provides excellent fuel delivery under all engine operating conditions. It ensures a smooth and efficient fuel flow, promoting optimal engine performance and improved gas mileage.
To cater to the diverse range of driving conditions, the 9214S ThermoQuad carburetor comes equipped with adjustable primary and secondary fuel mixture control. This feature empowers enthusiasts and mechanics to fine-tune their engine settings based on their specific vehicle requirements. Adjusting the fuel mixture ensures a harmonious balance between engine performance and fuel efficiency, allowing drivers to experience the full potential of their Chrysler 440 B V8 engine.
For easy maintenance and troubleshooting, the Carter ThermoQuad Carburetor 9214S features accessible adjustments, making it a favorite among DIY mechanics and professional technicians. The design incorporates external adjustment knobs for primary and secondary throttle circuits, making tuning straightforward and convenient. Additionally, the air cleaner access hatches are designed to provide ample room for servicing, ensuring a hassle-free ownership experience.
The Carter ThermoQuad Carburetor 9214S is a high-performance fuel delivery solution for the Chrysler 440 B V8 engine, delivering unparalleled power, torque, and efficiency during the 1978 to 1979 period. Its advanced features, such as the Thermostatic Air Choke system, vacuum secondary system, and adjustable fuel mixture control, make it a standout choice for those seeking a balance of power and compliance to emissions regulations. Thus, it serves as a reliable and advanced carburetor solution for Chrysler enthusiasts and collectors.
The Carter AFB 9214S Thermoquad carburetor, manufactured between 1978 and 1979 for Chrysler's 440 BigeBlock engine, is a notification-style carburetor that has been widely used in various classic American muscle cars of that era. This carburetor is known for its innovative design, which includes a thermostat-controlled secondary enrichment system, aiming to improve cold starting and drivability. Let's weigh the pros and cons to help inform your decision when considering purchasing this specific model.
Pros:1. Cold starting improvement: The Thermoquad setup addresses the challenges encountered in cold starting, particularly common in large displacement engines. Once the engine starts, it warms up rather quickly due to the secondary enrichment provided by the thermostat-controlled system.
2. Smooth idling and drivability: The Carter Thermoquad carburetor is well-known for its excellent idle stabilization and smooth operation, making it a preferred choice for maintaining the iconic power and driveability of the 440 BIG Block engines.
3. Customizability: There are various aftermarket performance parts and tuning techniques available tailored for the Carter AFB 9214S Thermoquad, which allows vehicle owners to fine-tune the carburetor for optimal power and fuel efficiency.
4. Support and Resources: Parts availability and DIY resources for this carburetor are widespread, which makes it easier for hobbyists, and DIY enthusiasts to troubleshoot, repair, or modify the Carter Thermoquad setup.
Cons:1. Complexity: Compared to simple single or double-barrel carburetors, the Thermoquad might be considered more complex due to its thermostat-controlled secondary system, which could require a more extensive understanding for individuals attempting to diagnose or repair issues.
2. Pricing: It's important to note that the Thermoquad carburetor might cost a bit more than a comparable single or double-barrel carburetor due to its unique design and features.
3. Potential for issues with vacuum leak: The Thermoquad carburetor's design involves a vacuum system to control the secondary enrichment, which could potentially lead to complex vacuum leak problems and difficult diagnoses.
4. Performance limitations: Although the Carter AFB 9214S Thermoquad offers significant cold starting and drivability improvements, it might not match the maximum performance of other high-performance carburetors on the market when it comes to racing or high RPM applications.
Conclusion:The Carter AFB 9214S Thermoquad carburetor offers several advantages when it comes to cold starting, smooth idling, and overall drivability, making it a staple in the classic muscle car community for the 440 BIG block engines. Meanwhile, the complexity of this carburetor and potential vacuum leak issues could pose challenges that some may find daunting. If you desire the optimal cold starting capability, excellent drivability, and plan on maintaining your muscle car as a daily driver or a show car, the Carter AFB 9214S Thermoquad carburetor could be a rewarding choice for your classic American muscle car. However, if you're looking for high RPM racing performance or an easier to maintain carburetor, you may want to consider other options.
Recommendation:To make the most of the Carter AFB 9214S Thermoquad carburetor and ensure the best possible experience, invest time in understanding the intricacies of its design and maintain it rigorously. Additionally, consult original service manuals, technical resources, and discuss with knowledgeable individuals within the muscle car community to gain a comprehensive understanding of its operation and troubleshooting techniques. Lastly, don't hesitate to invest in quality aftermarket components tailored to the Thermoquad, as they can optimize its performance and simplify your overall ownership experience.
What you see is what get. All my prices include shipping, which has gone through the roof. The carburetor comes with the manufacturer part number 9214S and OE/OEM. Used, Rebuild able or For Parts.
It is a non-modified, non-universal fitment part that perfect for restoring your 440 truck to its original state. Looks pretty complete. It also has features like Thermoquad and is a performance part that can help improve the overall functionality of your vehicle. It is a high-performance part that compatible with 440 trucks and has barrel count of 4.