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High-performance 4-barrel carburetor designed for automotive racing applications.
The Proform Black Race Series Carburetor is engineered for high-performance automotive racing, featuring a robust 4-barrel design with an impressive airflow capacity of 850 cubic feet per minute (CFM). This carburetor is constructed with a high-flow aluminum main body that has been dyno-proven to enhance horsepower and torque, making it a reliable choice for competitive racing environments. The mechanical secondaries provide precise fuel delivery, ensuring optimal performance under various driving conditions.
This model is equipped with solid billet throttle base plates and metering blocks, which are designed to eliminate warping and porosity issues, thus ensuring durability and consistent performance. The lightweight aluminum fuel bowls come with sight glass windows, allowing for easy float adjustments during tuning. Additionally, the carburetor features a fuel temperature reducing Black Diamond coating that helps maintain optimal fuel conditions, further enhancing performance.
Designed for compatibility with a range of Chevrolet engines, including Big Block and Small Block configurations from 1955 to 1995, this carburetor is a versatile option for serious racers. With its square-flange design and lack of choke, it is tailored for maximum airflow and efficiency, making it a valuable addition to any racing setup.
Features
- High-Flow Aluminum Main Body, Dyno-Proven Horsepower And Torque Gain, High-Rate Air-Flow Section Design
- Solid Billet Throttle Base Plates, Timed And Full Vacuum Tubes For Accessories And Tuning
- Solid Billet Metering Blocks, Durable, No Warping Or Porosity Problems, Changeable Idle Feed Restriction
- Light-Weight Aluminum Fuel Bowls, Sight Glass Windows For Easy Float Adjustment
Specifications
- Manufacturer: Proform Parts
- Manufacturer Part Number: 67303
- Condition: New
- Recommended Use: Automotive Racing
- CFM: 850
- Number Of Barrels: 4
- Secondary Type: Mechanical
- Fuel: Gasoline
- Flange Style: Square Bore
- Fuel Inlet: Dual
- Choke Type: Without Choke
- Emissions: 49 State Legal
- Finish: Teflon Coated
- EGR: Without EGR
- Includes Gaskets: No
- Vehicle Fit List: Chevrolet Big Block 1965-1990 Gen IV 00, Big Block 1991-1995 Gen V 00, Small Block 1955-1986 00, ...
Compatibility / Fit
- 1900-1900 Chevrolet Big Block 1965-1990 Gen IV
- 1900-1900 Chevrolet Big Block 1991-1995 Gen V
- 1900-1900 Chevrolet Small Block 1955-1986
- 1900-1900 Chevrolet Small Block 1987-1998 (OE Roller)
- 1900-1900 Chevrolet Small Block 383
- 1900-1900 Ford 429-460
- 1900-1900 Ford Small Block 221-351W
- 1900-1900 Ford Small Block 347
- 1900-1900 Oldsmobile V8 260-455
- 1900-1900 Pontiac V8 326-455
Technical Documents
Product Videos
Shipping & Returns
- This product ships within the continental USA only.
- This product typically ships within 1 to 3 business days.
- Returns are accepted within 30 days for items in like-new condition. For complete details, please see our return policy.
