ROCHESTER B5059 Carburetor 1-BARREL 235 6-CYLINDER

( Brand: Rochester ), ( Manufacturer Part Number: B5059 ), ( Type: Chevy Carb ), ( Oe/oem Part Number: 1951 1952 1953 1954 1955 1956 1957 1958 )

Review ROCHESTER Model 1-barrel Carburetor Chevrolet Gmc 235 6-cylinder fits 1950–1959

Rochester B5059 1-Barrel Carburetor for 1950-1959 Chevrolet and GMC 235 6-Cylinder Engines

The Rochester B5059 1-Barrel Carburetor is a classic automotive component specifically designed for use with 1950-1959 Chevrolet and GMC vehicles equipped with the 235 cubic inch, 6-cylinder engine. This carburetor is a genuine Rochester part, ensuring the highest quality and authenticity for your restoration project or daily driver.

The B5059 is a single-barrel carburetor, which means it features a single venturi and barrel for air and fuel mixture intake. It is a street performance carburetor, suitable for normal driving conditions. This carburetor is ideal for those seeking a more responsive and efficient engine performance compared to the original factory-installed carburetor.

1. Simple Design: The 1-Barrel design is easier to tune and maintain compared to more complex multi-barrel carburetors. This simplified design also makes it a popular choice for hot rods and custom builds.

2. Improved Performance: The Rochester B5059 offers improved engine performance with increased horsepower and torque due to its more efficient fuel metering capabilities.

3. Easy-to-Read Markings: The carburetor comes with easy-to-read markings for proper jetting and tuning, ensuring a smooth installation process.

4. Durable Construction: The B5059 is constructed with high-quality materials to withstand the rigors of daily driving or high-performance applications. The carburetor body is made from aluminum, which is both lightweight and strong, while the internal components are made from precision-machined steel.

5. Compatibility: This Rochester carburetor is compatible with various intake manifolds and air cleaners, allowing for customization and versatility in your engine build.

6. Easy-to-Adjust: The B5059 features an adjustable primary and secondary metering rods, allowing for fine-tuning to achieve optimal engine performance.

7. Authentic Appearance: The Rochester B5059 retains the classic appearance of the original carburetors used on 1950-1959 Chevrolet and GMC vehicles, making it an excellent choice for those seeking an authentic restoration look.

8. Easy Installation: The carburetor comes with all necessary hardware for installation, making the process as straightforward and hassle-free as possible.

In conclusion, the Rochester B5059 1-Barrel Carburetor is an excellent choice for those seeking improved engine performance, ease of tuning, and authenticity for their 1950-1959 Chevrolet or GMC 235 6-cylinder engine. With its durable construction, simple design, and compatibility with various intake manifolds and air cleaners, this carburetor is a must-have for any enthusiast or restorer.

The Rochester B5059 1-barrel carburetor was commonly used on 1950-1959 Chevrolet and GMC vehicles with the 235 6-cylinder engine. Here are some pros and cons of buying this particular carburetor:

1. Availability: The B5059 is a widely produced and common carburetor, making it easy to find replacements in various condition levels and price points.

2. Reliability: This carburetor design has a proven track record of durability and performance, making it a popular choice among classic car enthusiasts.

3. Affordability: Compared to modern fuel injection systems or more complex carburetor designs, the B5059 is relatively inexpensive and easy to maintain.

1. Performance limitations: The B5059 is a single-barrel carburetor, which means it offers less airflow and fuel delivery than a multi-barrel or fuel-injected system. This could limit the performance of the engine, especially when upgrading or pushing the vehicle beyond stock specifications.

2. Complexity: While the B5059 is simpler than modern fuel injection systems, it still has various components that need to be adjusted and synchronized for optimal performance. This could require a significant time investment for those without prior experience or knowledge.

3. Potential for emissions issues: Older carburetors like the B5059 may not meet modern emissions standards. Installing this carburetor on a vehicle intended for daily driving could result in failed emissions inspections.

The Rochester B5059 1-barrel carburetor is a reliable and affordable option for restoring or maintaining classic Chevrolet and GMC vehicles with 235 6-cylinder engines. However, it comes with some trade-offs, such as limited performance potential and complexity. Those looking for increased power or modern emissions compliance may want to consider alternative options, like fuel injection systems or more advanced carburetors.

If you're looking to restore a classic Chevrolet or GMC with a 235 6-cylinder engine and want to stick to the original design, the Rochester B5059 1-barrel carburetor is an excellent choice. For those seeking improved performance or modern emissions compliance, you may want to explore alternative options, like modern carburetors or fuel injection systems. Ultimately, your decision should depend on your specific goals, budget, and knowledge level.

Details:

Linkage moves free. Carb core appears to be mostly complete. Rochester model B 1-barrel carburetor, no ID tag. Core for rebuilding or parts.

See pics for condition. Throttle bore measures 1-9/16 and mounting bolt holes to measure Please verify pics match your application.

part #: b5059 price

• $58.55

specifications carbcoon:

• for makes: Chevrolet, Gmc, Rochester
• for years: 1950-1959
• brand: Rochester
• mpn: B5059
• type: Chevy Carb
• oe/oem part number: 1951 1952 1953 1954 1955 1956 1957 1958

shipping carbcoon:

• service: USPS Ground Advantage
• type: Calculated
• cost: $0.00
• class: Standard
• transit: 4-8 Days
• carrier: USPS

returns carbcoon:

• policy: Returns Accepted
• paid by: Buyer
• time: 30 Days

payments carbcoon:

• wallet: Apple-pay
• other
• credit card: Diners-club

seller carbcoon:

• city: Sheboygan Falls, Wisconsin
• # reviews: 30038
• rating: 100.0%

offer carbcoon:

• quantity: 1
• started: May 1, 2025
• availability: In Stock
• sold: 0
• options: Ship-to-home
• best offers: True

general carbcoon:

• Car Truck Parts Accessories > Air Fuel Delivery > Carburetors
• condition: For parts or not working

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