fits make: Dodge, Plymouth. year: 1968.

( Brand: Carter ), ( Manufacturer Part Number: 4401S ), ( Type: Carburetor ), ( Features: Model Avs )
The Carter AFB 4401S AVS (Air Valve Secondary) carburetor is a crucial component for the 1968 Dodge and Plymouth vehicles equipped with the powerful 383 cubic inch V-8 engine. This carburetor is a testament to Carter's long-standing reputation for producing high-quality fuel delivery systems.
The Carter 4401S AVS carburetor is designed with an advanced venturi system, which includes secondary throats that enhance the overall airflow and fuel mixture. This design improves the engine's performance, particularly at high RPMs, delivering a smoother and more powerful acceleration. The secondary throats are controlled by vacuum-operated butterflies, which open and close based on the engine's vacuum, further optimizing the fuel-air mixture.
One of the key features of the Carter 4401S AVS carburetor is its automatic choke system. This system allows for easy starting in cold weather conditions, automatically adjusting the fuel-air mixture for an easier and smoother engine start. The choke mechanism is simple and reliable, making it a preferred choice for many classic car enthusiasts.
The carburetor's construction is robust and durable, with a polished aluminum body that not only adds to its aesthetic appeal but also helps in heat dissipation. The base plate is made of cast iron, providing additional strength and stability. The carburetor is equipped with a conventional accelerator pump, which ensures proper fuel delivery during acceleration.
The Carter 4401S AVS carburetor is a direct replacement for the original carburetor on 1968 Dodge and Plymouth vehicles equipped with the 383 cubic inch V-8 engine. It is easy to install, with all necessary components included in the kit. The kit includes a gasket, accelerator cable bracket, and linkage, making the installation process straightforward and hassle-free.
In conclusion, the Carter AFB 4401S AVS carburetor is a high-performance fuel delivery system for the 1968 Dodge and Plymouth vehicles with the 383 cubic inch V-8 engine. Its advanced venturi system, automatic choke, and robust construction make it a reliable and efficient choice for classic car enthusiasts. Its ease of installation and inclusion of necessary components in the kit make it a convenient choice for DIY enthusiasts as well.
Pros of buying a Carter 4401S AVS carburetor for a 1968 Dodge Plymouth 383 V-8:1. Improved performance: The AVS (Air Valve Secondary) system in the Carter 4401S carburetor allows for better fuel-air mixture at high RPMs, resulting in improved engine performance.
2. Fuel efficiency: The AVS system also helps improve fuel efficiency by allowing the engine to run leaner at lower throttle positions.
3. Easy installation: The Carter 4401S is a direct replacement for the original 4-barrel carburetor on a 1968 Dodge Plymouth 383 V-8, making installation relatively easy for most DIY enthusiasts.
4. Durable construction: The Carter 4401S is made with high-quality materials and is known for its durability, which can save you money in the long run by reducing the need for frequent repairs or replacements.
Cons of buying a Carter 4401S AVS carburetor for a 1968 Dodge Plymouth 383 V-8:1. Expensive: The Carter 4401S is generally more expensive than the original carburetor it replaces.
2. Complexity: While the installation is relatively easy, the AVS system can be complex to tune, especially for those without prior experience with carburetors.
3. Potential compatibility issues: The Carter 4401S may not be compatible with all 1968 Dodge Plymouth 383 V-8 engines, so it's important to ensure that it's a good fit before purchasing.
Conclusion:The Carter 4401S AVS carburetor can offer improved performance and fuel efficiency for a 1968 Dodge Plymouth 383 V-8, but it comes with a higher price tag and some potential compatibility issues. If you're comfortable with the cost and willing to invest some time in tuning the AVS system, it can be a worthwhile upgrade. However, if you're looking for a more affordable and straightforward replacement, there are other options available.
Recommendation:If you're looking for a performance upgrade and are comfortable with the cost and complexity of the Carter 4401S AVS carburetor, then it could be a good fit for your 1968 Dodge Plymouth 383 V-8. However, if you're looking for a more affordable option, you might want to consider a different carburetor that offers similar performance improvements. It's always a good idea to research and compare different options to find the best fit for your specific needs and budget.
Shipping is FREE for USA only. This is a parts carburetor; choke, mixture screw, and secondary air valve are free; throttle shafts seized, cleaner stud broken off, bowl vent arm damaged. You are buying on a Carter model AVS four-barrel carburetor from 1968 Dodge / Plymouth Mopar with 383 V-8 and automatic transmission, tag stamped P/N# 4401S, date code H7.