fits model: 850, Street.

( Brand: Brawler ), ( Manufacturer Part Number: FRBR-67214 ), ( Part Type: Carburetor ), ( UPC: 090127056370 )
The FRBR-67214 850 CFM Street Carburetor, manufactured by Brawler, is a high-performance fuel delivery system designed for street cars and hot rods. This mechanical secondary carburetor offers superior air-fuel mixture control, ensuring optimal engine performance under various driving conditions.
The Brawler FRBR-67214 features an impressive 850 CFM (cubic feet per minute) airflow rating. This large, powerful carburetor is capable of delivering an abundant amount of air and fuel to the engine to support increased horsepower and torque. The mechanical secondary design provides additional fuel enrichment during high-demand situations, such as wide-open throttle, to improve combustion efficiency and power output.
The helpings are controlled by a mechanical secondary that utilizes a base circuit and a vacuum circuit. The base circuit ensures proper idling and cruising conditions while the vacuum circuit, which is controlled by engine vacuum, adds additional fuel at higher RPMs or when the engine load is increased. This design allows for improved manifold vacuum and enhanced power response.
This carburetor is equipped with a traditional 4150-style bore size and flange dimensions, making it easily adaptable to a wide range of intake manifolds. Furthermore, the dual-plane intake ports provide a smoother air flow path, helping to reduce turbulence and promote optimal combustion efficiency.
The Brawler FRBR-67214 Street Carburetor features an adjustable idle mixture screw, allowing the user to fine-tune the idle speed and mixture. Other adjustable features include the main jet and power valve, which can be used to help tailor the engine's performance to specific fuel and engine configurations.
Constructed with durable materials and precision engineering, the FRBR-67214 carburetor is built to withstand the rigors of daily driving and occasional track use. Its finish and design are not only functional but also visually appealing. For car enthusiasts looking to add power, enhance their engine's efficiency, and give their vehicle a unique, high-performance look, the Brawler FRBR-67214 850 CFM Street Carburetor is an excellent choice.
The Brawler FRBR-67214 850 CFM Street Carburetor is a popular choice among auto enthusiasts and mechanics. Let's examine its advantages and disadvantages to help you make an informed decision about purchasing this particular model.
Pros:1. Large Airflow: With a 850 CFM (cubic feet per minute) airflow, this carburetor is suitable for high-performance applications requiring a large amount of air and fuel mixture.
2. Mechanical Secondary: The mechanical secondary system ensures better throttle response and smoother Idle quality when compared to a typical primary and secondary system.
3. Double Pumper Design: This type of design offers improved vacuum and fuel delivery, ultimately translating into better engine performance.
4. Affordability: Compared to electronic fuel injection systems, carburetors like the Brawler FRBR-67214 are generally more cost-effective, making them an attractive option for hobbyists and enthusiasts on a budget.
5. Wide Compatibility: This carburetor can be used in a variety of applications, such as hot rods, muscle cars, and custom trucks, due to its broad compatibility with different engine types.
Cons:1. Complexity: As a mechanical device, operating a carburetor can be more complex than a fuel injection system. Performing tune-ups and maintenance activities can require more time and expertise.
2. Fuel Efficiency: Carburetors, in general, can prove less fuel-efficient compared to fuel injection systems. The mixture of fuel and air may not be as precise; hence, the engine may consume more fuel than necessary.
3. Sensitivity: Carburetors are sensitive to factors such as altitude, fuel quality, and temperature. Appropriate adjustments might be needed to ensure optimal performance, depending on these environmental conditions.
4. Leaks: Carburetors have numerous gaskets, seals, and floats, which can leak with time, requiring periodic maintenance.
Conclusion:The Brawler FRBR-67214 850 CFM Street Carburetor features several advantages, including a large airflow, mechanical secondary system, double pumper design, affordability, and wide compatibility. However, it comes with some drawbacks, such as complexity, fuel efficiency, sensitivity to environmental conditions, and susceptibility to leaks. Ultimately, the decision to buy this carburetor depends on your specific requirements, expertise, and priorities in a performance upgrade for your vehicle. Those who prefer a more hands-on experience, working with mechanical components, and focus on price may find this to be an excellent choice. Meanwhile, users seeking a more efficient, hassle-free, and advanced fuel delivery system should explore fuel injection alternatives.
Brawler Street model's include black billet metering blocks and throttle bodies with precision shafts to ensure long term performance. A signature is required on all UPS orders over $750. Buyer pays return shipping.