fits model: 230, 250. make: Chevrolet, Gmc, Rochester. year: 1963–1967.

( Brand: Rochester ), ( Manufacturer Part Number: B6367 ), ( Type: Chevy Carb ), ( Oe/oem Part Number: 1964 1965 1966 )
The Rochester B6367 1-barrel carburetor is a classic automotive component that has a rich history of powering vehicles since the 1960s. This particular carburetor is specifically designed for 1963-1967 Chevrolet and GMC vehicles equipped with 6-cylinder engines, with displacements of 230 cubic inches or 250 cubic inches.
The Rochester B6367 carburetor is a single-barrel, two-venturi design that provides a balanced air-fuel mixture for optimal engine performance. The venturi shape is designed to create a low-pressure area, which draws in the appropriate amount of fuel and air mixture for the engine's needs. The carburetor features a primary and secondary metering circuit, allowing for efficient fuel delivery at various engine speeds and loads.
The B6367 carburetor is equipped with a mechanical choke, which aids in cold engine starting by restricting the airflow into the carburetor, enriching the fuel mixture and promoting easier ignition. The choke lever is located on the left side of the carburetor, making it easily accessible for the driver.
The carburetor's float bowl has a capacity of 1.1 quarts, ensuring a steady fuel supply for the engine. The float level is adjustable, allowing for fine-tuning to match the specific requirements of each vehicle. The float is equipped with a diaphragm-style fuel pump, which delivers fuel to the engine through an adjustable fuel nozzle.
The B6367 carburetor comes with a vacuum secondary system, which enhances the engine's performance by providing additional fuel at higher engine speeds. The secondary system is controlled by a vacuum diaphragm and a secondary metering jet, ensuring precise fuel delivery for improved combustion and power output.
The carburetor's air cleaner base is removable for easy access to the air filter, making maintenance and servicing a straightforward process. The carburetor is also equipped with a fuel filter, which helps to remove any impurities or debris from the fuel before it reaches the engine.
In conclusion, the Rochester B6367 1-barrel carburetor is a reliable and high-performing component for 1963-1967 Chevrolet and GMC 6-cylinder engines. Its proven design, adjustable features, and easy maintenance make it a popular choice among enthusiasts and restorers.
Pros of buying a Rochester B6367 1-barrel carburetor for 1963-1967 Chevrolet/GMC 230/250 6-cylinder engines:1. Authenticity: This carburetor is an original part for Chevrolet and GMC vehicles, ensuring compatibility and correct fitment.
2. Reliability: The B6367 is a well-known and trusted carburetor model, known for its durability and dependability.
3. Availability: These carburetors are widely available on the aftermarket, making it easy to find replacements or parts.
4. Affordability: Compared to newer, more advanced carburetors, the B6367 is generally more affordable, making it a cost-effective option.
Cons of buying a Rochester B6367 1-barrel carburetor for 1963-1967 Chevrolet/GMC 230/250 6-cylinder engines:1. Performance Limitations: While the B6367 is reliable, it may not offer the same performance as modern carburetors or fuel-injection systems.
2. Adjustment Complexity: Older carburetors like the B6367 require more frequent tuning and adjustment to maintain optimal performance.
3. Emissions Regulations: Older carburetors like the B6367 may not meet modern emissions standards, potentially requiring additional modifications or upgrades to comply.
Conclusion:The Rochester B6367 1-barrel carburetor is a reliable and cost-effective option for restoring or maintaining a 1963-1967 Chevrolet or GMC 230/250 6-cylinder engine. However, it may not offer the same performance as modern carburetors or fuel-injection systems and may require more frequent tuning and adjustment. If emissions compliance is a concern, additional modifications or upgrades may be necessary.
Recommendation:If you are looking for an authentic and reliable carburetor for your 1963-1967 Chevrolet or GMC 230/250 6-cylinder, the Rochester B6367 is a solid choice. However, be prepared for the potential need for frequent tuning and adjustment, and consider other options if emissions compliance is a priority.
Linkage moves free. Throttle bore measures 1-9/16 and mounting bolt holes to measure Carb core appears to be mostly complete. Please verify pics match your application.
Throttle arm has been welded/modified. See pics for condition. Core for rebuilding or parts. Rochester model B 1-barrel carburetor, no ID tag.