fits model: 318. make: Mopar, Chrysler, Dodge, Plymouth. year: 1977.

( Brand: Carter ), ( Manufacturer Part Number: BBD1977 ), ( Type: Carburetor )
The Carter BBD1977 is a 2-barrel carburetor specifically designed for use with the Mopar, Chrysler, Dodge, and Plymouth 1977 318ci V-8 engines. This carburetor is a part of the Throttquadra four-barrel carburetor's evolution, offering improved performance and drivability, particularly in low and mid-range RPMs.
The BBD1977 features an advanced design with a unique throttle body shape that enhances airflow and fuel mixture distribution for optimal combustion. It comes equipped with Carter's patented Accu-Force secondary throttle plates, which provide precise and smooth throttle response.
This carburetor includes a primary metering rod and an accelerator pump with a 4.5-inch stroke to ensure proper fuel delivery under various engine loads and operating conditions. Additionally, it includes a power valve system that optimizes fuel atomization for enhanced engine performance and increased fuel economy.
The BBD1977 is designed with a durable cast aluminum body, making it lightweight yet robust enough to withstand the rigors of high-performance driving. The carburetor includes a factory-installed choke system and comes with a gasket set and mounting hardware for easy installation.
Furthermore, this Carter carburetor is engineered to meet or exceed original equipment manufacturer (OEM) specifications, ensuring reliable and consistent performance. Its versatile design allows it to be used in various applications, from daily drivers to high-performance racing engines.
Overall, the Carter BBD1977 2-barrel carburetor is a high-quality and advanced engine component designed to enhance the performance and drivability of 1977 Mopar, Chrysler, Dodge, and Plymouth 318ci V-8 engines. Its innovative design, durable construction, and precise fuel delivery make it an excellent choice for enthusiasts and performance minded drivers alike.
The Carter BBD1977 two-barrel carburetor was a common configuration used on various Chrysler, Dodge, Plymouth, and Mopar vehicles during the late 1970s, including models with the 318 cubic inch V-8 engine. Installing this carburetor on your classic muscle car comes with its advantages and disadvantages. In this analysis, we will discuss both the pros and cons of using a Carter BBD1977 carburetor on your 1977 318 V-8 engine.
II. Pros1. Affordability: Compared to modern fuel injection systems or high-performance carburetors, the Carter BBD1977 is relatively inexpensive and easier to source.
2. Availability: These carburetors are widely available in the aftermarket, making it easier to find replacement parts and rebuild kits.
3. Familiarity: Many enthusiasts and mechanics are familiar with the Carter BBD series, making installation and tuning easier.
4. Simplicity: Two-barrel carburetors offer a simpler installation process compared to more complex fuel injection systems.
5. Retains Originality: Installing a Carter BBD1977 carburetor on your 1977 Mopar, Chrysler, Dodge, or Plymouth 318 V-8 engine keeps your vehicle's original configuration while providing improved performance.
III. Cons1. Inefficiency: Two-barrel carburetors are less efficient than modern fuel injection systems, leading to poorer fuel mileage and increased emissions.
2. Power Output: A stock Carter BBD1977 carburetor may not provide the same level of power output as modern fuel injection systems or high-performance carburetors.
3. Tuning Complexity: Achieving optimal performance with a Carter BBD1977 carburetor can be challenging, requiring precise tuning and adjustments.
4. Air Leaks: Two-barrel carburetors are susceptible to air leaks, which can lead to poor engine performance and decreased power.
5. Emissions Compliance: Installing a Carter BBD1977 carburetor on a daily driver or show vehicle may not be compliant with modern emissions regulations, potentially requiring additional modifications or upgrades.
IV. ConclusionThe Carter BBD1977 two-barrel carburetor offers both advantages and disadvantages when installed on a 1977 Mopar, Chrysler, Dodge, or Plymouth 318 V-8 engine. Its affordability, availability, simplicity, and retention of originality make it an attractive option for many classic car enthusiasts. However, its inefficiency, power output, tuning complexity, air leaks, and potential emissions compliance issues must be carefully considered before making the decision to install one.
V. RecommendationIf you're looking for improved performance from your 1977 Mopar, Chrysler, Dodge, or Plymouth 318 V-8 engine while preserving its originality, a rebuilt Carter BBD1977 two-barrel carburetor could be an excellent choice. However, if your primary goal is maximum power output, efficient fuel usage, or emissions compliance, you may want to consider upgrading to a modern fuel injection system or a high-performance carburetor. Ultimately, the best choice depends on your unique requirements, budget, and preferences.
Linkage moves free. Throttle bores measure 1-7/16 and mounting bolt holes to measures 1-7/8 by 3-1/4. Please verify pics match your application. Core for rebuilding or parts.
See pics for condition. Carter BBD 2-barrel carburetor, no ID tag.