fits model: J4, Gto. make: Pontiac. year: 1965.

( Brand: Carter ), ( Manufacturer Part Number: 38959S ), ( Choke Type: Mechanical ), ( Type: Carburetor ), ( Vintage Part: Yes )
The Carter YF Series 38959S Carburetor is a remarkable addition to any 1965 Pontiac GTO with a manual transmission. This carburetor is specifically designed to work with the powerful 389 V8 engine, providing optimal performance and fuel efficiency.
The Carter 38959S carburetor is a 2-barrel carburetor, featuring a primary barrel with a capacity of 750 CFM and a secondary barrel with a capacity of 650 CFM. This balanced design ensures a smooth power delivery across the engine's RPM range, providing a responsive and thrilling driving experience.
The carburetor is equipped with a quadra-jet venturi design, which allows for precise fuel mixture control. This design features four small jets located at the bottom of the venturi, providing a finer atomization of the fuel for better combustion. The result is a more efficient fuel burn, leading to improved fuel economy and reduced emissions.
The Carter 38959S carburetor also features a mechanical fuel pump, which is designed to provide a consistent fuel supply to the engine. This pump is located within the carburetor, ensuring a clean and reliable fuel delivery. The pump is driven by the engine's vacuum, which eliminates the need for an external fuel pump, making installation simpler and reducing the risk of leaks.
The carburetor is equipped with a manual choke mechanism, which allows for easy cold start operation. The mechanical choke lever is located on the side of the carburetor, making it easy to access and adjust. This manual choke mechanism provides precise control over the air/fuel mixture, ensuring a smooth cold start and minimal fuel waste.
The Carter 38959S carburetor is also equipped with a vacuum secondaries system, which provides additional fuel to the engine under high load conditions. This system uses the engine's vacuum to open secondary ports on the carburetor, allowing more fuel to be delivered to the engine. This system provides a power boost, improving acceleration and overall performance.
The carburetor is made from high-quality materials, including brass and aluminum, ensuring durability and corrosion resistance. The carburetor is also equipped with a protective breather system, which helps to prevent moisture and debris from entering the carburetor, ensuring a long and trouble-free service life.
In conclusion, the Carter 38959S carburetor is a high-performance carburetor that is specifically designed for the 1965 Pontiac GTO with a manual transmission. This carburetor provides precise fuel mixture control, reliable fuel delivery, and smooth power delivery, ensuring a thrilling driving experience. Its durable construction, easy installation, and simple maintenance make it an excellent choice for any GTO owner looking to upgrade their carburetor.
Pros of Buying Carter 38959S 1965 Pontiac GTO 389 Manual Transmission Carburetor J4:1. Authenticity: This carburetor is a direct replacement for the original 1965 Pontiac GTO 389 manual transmission carburetor, ensuring the original look and performance of your classic car.
2. Performance: The Carter AFB (AirFuelBowl) design provides excellent fuel atomization, which can improve engine performance and fuel efficiency.
3. Adjustability: The carburetor has adjustable accelerator pumps, primary and secondary metering, and an adjustable choke, allowing you to fine-tune the carburetor for optimal performance.
4. Durability: The Carter carburetor is known for its durability and reliability, which can save you money in the long run by reducing the need for frequent repairs or replacements.
Cons of Buying Carter 38959S 1965 Pontiac GTO 389 Manual Transmission Carburetor J4:1. Complexity: Carburetors can be complex to tune and adjust, and may require specialized knowledge or tools to ensure proper operation.
2. Availability of Parts: While the Carter carburetor is a popular choice for classic cars, parts may be harder to find or more expensive compared to newer carburetors.
3. Fuel Efficiency: Carburetors can sometimes be less fuel-efficient than newer fuel injection systems, which may affect your fuel costs.
Conclusion:The Carter 38959S 1965 Pontiac GTO 389 manual transmission carburetor J4 is a great choice for classic car enthusiasts who want to maintain the original look and performance of their car. Its durability and adjustability make it a reliable and customizable option. However, its complexity and potential for lower fuel efficiency should be considered before making a purchase. If you are comfortable with tuning and adjusting carburetors, and are willing to invest in specialized tools and parts, this carburetor could be a great addition to your classic car.
Recommendation:I would recommend purchasing the Carter 38959S 1965 Pontiac GTO 389 manual transmission carburetor J4 if you are a classic car enthusiast who values authenticity, performance, and durability. However, if you are looking for a simpler or more fuel-efficient option, you may want to consider other carburetors or fuel injection systems. Make sure to research and compare prices from reputable dealers to ensure you are getting the best value for your money.
OEM Carter 1965 Pontiac GTO 389 Manual Transmission Carburetor 38959S Dated J4 that is a good used core will need to be rebuilt before use SEE ALL PICTURES.