fits model: Firebird, Sunbird, Bonneville, Catalina, Grand.

( Brand: Redline ), ( Manufacturer Part Number: 86BCSZ99 ), ( Type: Carburetor ), ( Fits 1: 1977-1984 Pontiac Firebird ), ( Fits 2: 1976-1980 Pontiac Sunbird ), ( Fits 3: 1982-1986 Pontiac 6000 ), ( Fit Note: 38 Dges W/ 2se ), ( Important Notice: Outlaw Electric Choke ), ( Manufacturer Warranty: 12 Month Warranty ), ( Attention: Please Read All Notes To Confirm Fitment ), ( Cs-sku: 400 )
The Redline 86BCSZ99 Carburetor is a high-performance replacement option for original carburetors found in various GM vehicles, including the Firebird, Sunbird, 6000 Series Bonneville, and Catalina models from the late 1980s. This carburetor is specifically designed to deliver improved throttle response, increased fuel efficiency, and enhanced power output, making it an excellent choice for enthusiasts seeking to boost the performance of their classic GM cars.
The Redline 86BCSZ99 Carburetor features a unique, four-barrel design that utilizes 1.60-inch venturi throats. Each venturi is equipped with a 350 CFM accelerator pump and a 500 CFM idle mixture circuit, ensuring optimal fuel delivery for a wide range of engine speeds. The carburetor also includes a built-in electric choke, which simplifies starting, especially in colder weather conditions.
The carburetor's meticulously calibrated idle mixture screws, main jet needles, and power valve needles work together to provide a smooth idle and precise fuel mixture throughout the entire RPM range. The carburetor's air bleeds are strategically placed to facilitate quick and easy air removal, ensuring a vacuum leak-free system.
The Redline 86BCSZ99 Carburetor boasts a durable, polished aluminum body that not only looks great but also resists corrosion, ensuring long-lasting performance. The carburetor is also compatible with the original GM air cleaner and intake manifold, making installation a straightforward process for most DIY enthusiasts.
In summary, the Redline 86BCSZ99 Carburetor is a high-performance, durable, and easy-to-install replacement option for the original carburetors found in various late 1980s GM vehicles. With its four-barrel design, improved throttle response, increased fuel efficiency, and enhanced power output, this carburetor is an essential upgrade for any GM enthusiast looking to breathe new life into their classic car.
The Redline 86BCSZ99 carburetor is a performance-oriented replacement option for various GM vehicles, including Firebird, Sunbird, 6000 Series Bonneville, and Catalina models manufactured between 1986 and 1991. This carburetor is known for its improved air/fuel mixture and increased power. Here are some pros and cons to consider before making a purchase:
Pros:1. Enhanced Performance: The Redline 86BCSZ99 carburetor offers better fuel flow and air/fuel mixture, which results in improved engine performance, increased horsepower, and better throttle response.
2. Improved Fuel Economy: This carburetor's efficient air/fuel mixture helps optimize fuel consumption, potentially resulting in better fuel economy.
3. Durability: The Redline 86BCSZ99 carburetor is constructed with high-quality materials and designed to withstand the rigors of performance driving.
4. Customizable: The carburetor comes with adjustable jets and emulsions, allowing users to fine-tune the air/fuel mixture for their specific driving conditions and engine modifications.
Cons:1. Complex Installation: Installing the Redline 86BCSZ99 carburetor may require some expertise, as it involves removing the old carburetor, adjusting various components, and ensuring proper engine tuning.
2. Cost: This performance carburetor may be more expensive than the stock carburetor, making it a more significant investment for some vehicle owners.
3. Potential Tuning Challenges: The carburetor's adjustability can be a double-edged sword. While it allows for customization, it may also require extensive time and effort to fine-tune the settings for optimal performance.
Conclusion:The Redline 86BCSZ99 carburetor offers numerous advantages for performance-oriented GM vehicle owners, including improved engine performance, better fuel economy, and durability. However, it comes with a more complex installation process, higher cost, and potential tuning challenges. Ultimately, the decision to purchase this carburetor depends on an individual's priorities, expertise, and budget. If you are looking for increased performance and are willing to invest time and resources into tuning, the Redline 86BCSZ99 carburetor could be an excellent choice.
1976, 1978-1980 Pontiac Sunbird 3.8L V6. 1981 1986 Pontiac Bonneville 3.8L V6.