fits model: Gto, Lemans. make: Pontiac. year: 1966–1967.

( Brand: Carter ), ( Manufacturer Part Number: 4242S ), ( Type: Carburetor )
The Carter AFB 4242S Carburetor is a vital component for the Pontiac Lemans, GTO, and Tempest models from the years 1966 and 1967. This carburetor is renowned for its robustness, reliability, and efficiency, making it an ideal choice for classic car enthusiasts and restorers.
The Carter AFB 4242S carburetor is a two-barrel, mechanical fuel injection system. It features a unique design, with a primary and secondary barrel, each equipped with its own throttle plate. This dual-throttle system allows for a smooth and responsive acceleration, providing a balanced power delivery that is ideal for the powerful V8 engines that these classic Pontiac models were equipped with.
The carburetor is equipped with a vacuum secondary system, which is activated when the engine is under high load, such as during acceleration or when towing. This system increases the fuel flow to the engine, ensuring that it receives the necessary fuel to maintain power and performance. The vacuum secondary system also helps to improve fuel efficiency, as it only activates when it is needed, reducing fuel consumption when the engine is operating at lower loads.
The Carter AFB 4242S carburetor is known for its easy tuning and maintenance. It features a single-link secondary linkage, which makes adjustments simple and straightforward. The carburetor also has a convenient access plate, which allows for easy access to the fuel bowl and the main jet. This makes it easy to clean and maintain, ensuring that the carburetor continues to perform at its best.
The Carter AFB 4242S carburetor is a high-quality component that is built to last. It is made from durable materials, such as cast aluminum, and is designed to withstand the rigors of classic car use. The carburetor is also easy to install, with clear instructions and easy-to-follow mounting hardware included in the box.
In conclusion, the Carter AFB 4242S Carburetor is an essential component for any 1966 or 1967 Pontiac Lemans, GTO, or Tempest. Its unique design, robust construction, and easy maintenance make it an ideal choice for classic car enthusiasts and restorers. Whether you are looking to restore a classic Pontiac or simply want to improve the performance of your car, the Carter AFB 4242S carburetor is an excellent choice.
Pros of buying a Carter 4242S AFB carburetor for 1966-1967 Pontiac LeMans, GTO, or Tempest:1. Widely available: The Carter 4242S is a common carburetor model, making replacement parts and services easily accessible.
2. Reliable performance: The AFB (Accelerator Pump Fuel Bowl) design of the 4242S ensures smooth fuel delivery and consistent acceleration.
3. Affordable: Compared to newer fuel injection systems, the cost of purchasing, installing, and maintaining a Carter 4242S is generally lower.
4. Retro appeal: For classic car enthusiasts, the traditional carburetor setup adds to the vehicle's original charm and character.
Cons of buying a Carter 4242S AFB carburetor for 1966-1967 Pontiac LeMans, GTO, or Tempest:1. Tuning challenges: Carburetors require careful tuning to achieve optimal performance, and older models like the 4242S can be more difficult to adjust than modern fuel injection systems.
2. Fuel efficiency: Carburetors are generally less efficient than modern fuel injection systems, leading to poorer fuel mileage.
3. Air quality concerns: Older carburetors can emit more pollutants, which may not meet modern emissions standards, especially in areas with strict regulations.
4. Limited power output: While the 4242S is sufficient for most applications, it may not provide the same level of power and torque as modern fuel injection systems.
Conclusion:The Carter 4242S AFB carburetor is a reliable and widely available option for 1966-1967 Pontiac LeMans, GTO, and Tempest owners. However, its challenges in terms of tuning, fuel efficiency, and emissions compliance should be considered before making a purchase. If you value the classic look and feel of a carburetor and are willing to put in the time and effort to maintain it, the 4242S could be a suitable choice. Alternatively, if you prioritize fuel efficiency, power output, and ease of use, you may want to consider upgrading to a modern fuel injection system.
Carter AFB 4242S carburetor for Pontiac 1966-67 Lemans, GTO, Tempest. Overall good shape, needs cleaning, selling as is for parts or restoration.