fits model: G4, 500.

( Brand: Willys Carb ), ( Manufacturer Part Number: WCD44122 )
The Willys WCD44122 is a high-performance carburetor designed as a direct replacement for the original 2-barrel carburetor found on select 1960s and 1970s Willys vehicles, such as the Jeep Gladiator J20 and CJ500. This carburetor is specifically engineered to deliver improved fuel efficiency, enhanced power, and smoother idle. It's an excellent option for restorers, hot-rodders, or classic car enthusiasts seeking to optimize their vehicle's engine performance.
The WCD44122 uses a 500 CFM bore size to ensure proper airflow, crucial for engines with larger displacement or modified air intake systems. This bore size is compatible with applications requiring more fuel and air mixture for better combustion. Additionally, this carburetor boasts a vacuum secondary system to enhance low-end torque and create a more responsive and powerful engine.
Key features of the Willys WCD44122 carburetor include:1. 2-Barrel Design: With 2-barrels, it allows for a more efficient air-fuel mixture distribution for better engine performance and improved fuel economy.
2. Accelerator Pump: It comes with an accelerator pump, ensuring a steady fuel supply during wide-open throttle situations.
3. Integrated Fuel Pressure Regulator: This feature allows for fine-tuning of fuel pressure to optimize performance and efficiency.
4. Throttle Valve position: The throttle valves are positively linked to the throttle arms for enhanced control and consistent throttle response.
5. Meticulously Machined Components: All components are precision machined for an exact fit and excellent engine compatibility.
6. Durability: The WCD44122 includes corrosion-resistant internal components to withstand the test of time and various driving conditions.
7. Easy-to-Tune: This carburetor is specifically engineered for simple tuning, making it an excellent choice for those with less experience working on vintage vehicles.
Overall, the Willys WCD44122 carburetor is an essential upgrade for Willys 2-barrel engine vehicles looking for improved fuel efficiency, power, and smooth idle. It's meticulously designed to ensure a perfect fit, easy tuning, and durable construction to suit the demands of both everyday driving and performance applications.
The Willys WCD44122 carburetor is a popular replacement option for various applications, including the 500 2bbl gas G4. However, like any other automotive component, this carburetor has its advantages and disadvantages. In this analysis, we will evaluate the Willys WCD44122 carburetor based on several key factors to help you make an informed decision.
1. Characteristics and Performance: The Willys WCD44122 is a quad-barrel carburetor designed to deliver improved air/fuel mixture and enhanced engine performance. It features a vacuum secondary system for better idle and acceleration response. Its 500 CFM flow rate makes it suitable for high-performance engines.
Pros:- The high airflow rate ensures better performance and power in high-power applications.
- The vacuum secondary system provides smooth idling and improved acceleration.
Cons:- The quad-barrel design is more complex than a single or double-barrel carburetor, which could potentially lead to more maintenance issues.
- It may require more intricate tuning to get the optimal fuel/air mixture.
2. Compatibility: The Willys WCD44122 is designed with a universal base plate, allowing it to fit various applications making it versatile and can be fit to your 500 2bbl gas G4.
Pros:- Its universal base plate makes it a compatible option for different vehicle models.
- It is a suitable replacement for OEM carburetors in many applications.
Cons:- The universal design may not provide the best fit for every application, requiring potential adjustments and modifications.
3. Installation: Installing the Willys WCD44122 carburetor may require some expertise due to its quad-barrel design and specific setup. Several installation steps include setting up individual barrels, establishing correct idle mixtures, and synchronizing multi-throat idle.
Pros:- Improved overall engine performance and power.
- It is suitable for high-performance applications and racing.
Cons:- The installation process can be complex and time-consuming.
- Requires a certain degree of expertise to install and fine-tune correctly.
4. Availability and Cost: Willys offers an affordable solution concerning the performance enhancement delivered by WCD44122.
Pros:- Lower cost compared to other high-performance carbs in the market.
- Relatively easy to source and purchase due to its widespread availability.
Cons:- Requires some aftermarket parts for optimal installation and operation.
- Custom tuning and modifications may add to the overall cost.
In conclusion, the Willys WCD44122 carries several advantages, delivering enhanced engine performance and improved driving experience. Its universal design, high airflow rate, and quad-barrel configuration provide numerous benefits, especially when considering high-power applications. However, the installation process is complex, and it may require some expertise to achieve the optimal fuel/air mixture. Furthermore, the price might be considered affordable but could vary depending on the required aftermarket parts and tuning.
Recommendation:For those seeking improved engine performance in their 500 2bbl gas G4, the Willys WCD44122 is an excellent option. It offers significant power upgrades, making it an ideal choice for high-performance applications and racing. However, it is essential to consider the complexity of installation and potential tuning requirements, and have the necessary expertise to ensure optimal fuel/air mixture and smooth operation. Ultimately, the decision to invest in the Willys WCD44122 comes down to your commitment to the installation process and desire for enhanced performance.
Base Plate Finish: Chromed. Fuel Inlet's: Single. Choke Type: None. Main Body Color: Gold.
They offer Carbs in gas, alcohol, and ethanol configurations, as well a full line of related components such restrict plates, spacers, fuel pumps, regulators. cfm : 500 cfm . Quantity: Each. Main Body Finish: Chromed.
Mounting Flange Style: 4 Bolt. Number of Barrels: Fuel Bowl Finish: Gold. Metering Block Color: Red.
Fuel Type: Gasoline. Base Plate Color: Gold. Willys Carb WCD44122 - 500 2Bbl Gas W/G4 Disc.2019 Fri Nov 15 12. New/Remanufactured: New.
Metering Block Finish: Anodized.