12R-11157B

THROTTLE, Holley

1 offer available: $444.99
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12R-11157B Comparison

12R-11157B in Used Condition
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Holley Pro-Jection 12R-11157B 4 Barrel TBI Computer And Wiring Harness. Details$444.99Condition is Used, Holley Pro-Jection 12R-11157B 4 Barrel TBI Computer And Wiring Harness., shipping cost = $18.63100.0%
12R-11157B HOLLEY Pro Jection Barrel Tbi Throttle Body

The Holley 12r-11157B Pro-jection Barrel TBI Throttle Body is a high-performance replacement component for vehicles utilizing Throttle Body Injection (TBI) systems. This throttle body is specifically designed for applications that require increased power and reliability.

The Pro-jection design of this throttle body offers several advantages over traditional throttle bodies. The primary benefit is the smooth, linear throttle response that results in improved engine performance. The Pro-jection design also allows for easier tuning and calibration, making it an ideal choice for both street and racing applications.

The 12r-11157B is constructed from high-quality billet aluminum, ensuring durability and longevity. The throttle blade is precision-machined from solid steel, providing strength and consistency. The throttle body features a large, 75mm diameter bore, which allows for increased airflow and improved engine breathing.

The Holley 34r-11444B idle control valve is included with this throttle body kit. This idle control valve is designed to provide precise idle control, ensuring stable and consistent engine performance. The valve is adjustable, allowing for easy tuning to specific engine requirements.

The Holley 12r-11157B Pro-jection Barrel TBI Throttle Body also includes a new gasket and hardware kit, ensuring a simple and straightforward installation process. The throttle body is compatible with various TBI systems, including those found on Chevrolet and GMC trucks and SUVs from the late 1980s and early 1990s.

In summary, the Holley 12r-11157B Pro-jection Barrel TBI Throttle Body is a high-performance replacement component for vehicles utilizing TBI systems. Its smooth, linear throttle response, durability, and ease of tuning make it an excellent choice for both street and racing applications. The included idle control valve and hardware kit ensure a simple and straightforward installation process.

The Holley 12r-11157b Pro-jection Barrel TBI Throttle Body 34r-11444b is a popular choice for automotive enthusiasts looking to upgrade their throttle body for improved fuel delivery and performance. However, like any automotive part, it comes with its own set of advantages and disadvantages.

Advantages:

1. Improved Fuel Delivery: The Holley Pro-jection Throttle Body uses a unique design that allows for better fuel atomization, resulting in a more complete combustion process. This can lead to improved engine performance, increased power, and better fuel economy.

2. Easy Installation: The Holley Pro-jection Throttle Body is designed for easy installation, making it a popular choice for DIY enthusiasts. It comes with all the necessary hardware and is compatible with most TBI (Throttle Body Injection) applications.

3. Improved Idle Stability: The Holley Pro-jection Throttle Body is designed to provide better idle stability, which can lead to a smoother riding experience.

4. Customizable: The Holley Pro-jection Throttle Body offers a variety of customizable features, including adjustable idle mixtures and a built-in air bleed system.

Disadvantages:

1. Cost: The Holley Pro-jection Throttle Body can be more expensive than some other options on the market.

2. Complexity: While the installation process is relatively straightforward, the Holley Pro-jection Throttle Body is a more complex system than some other throttle bodies. This may require additional knowledge and expertise to install and tune properly.

3. Potential Fitment Issues: While the Holley Pro-jection Throttle Body is designed to fit a wide range of applications, there may be potential fitment issues for some vehicles. It is important to verify that the part is compatible with your specific make and model before making a purchase.

Conclusion:

The Holley 12r-11157b Pro-jection Barrel TBI Throttle Body 34r-11444b offers several advantages for automotive enthusiasts looking to improve their fuel delivery and engine performance. However, it comes with some disadvantages, including cost, complexity, and potential fitment issues. Ultimately, the decision to purchase this part depends on your specific needs, budget, and expertise level.

Recommendation:

If you are looking for a high-performance throttle body that offers improved fuel delivery, idle stability, and customizable features, the Holley 12r-11157b Pro-jection Barrel TBI Throttle Body 34r-11444b is an excellent choice. However, it is important to ensure that the part is compatible with your specific make and model and that you have the necessary expertise to install and tune the system properly. Additionally, be prepared for the higher cost compared to some other options on the market.

Details:

Body p/n - 12R-11157B injector 34R-11444B, as-is see pictures. This is a used 4-barrel tbi Holley throttle body. Used Holley tbi throttle body.

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rating: 99.9% out of 100 based on 975 user ratings.
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