Proform Carburetor Upgrade Series 4 Barrel (MPN: 67258)

High performance street carburetor with advanced features for optimal engine efficiency.

The Proform Carburetor Upgrade Series is designed for automotive street applications, offering a robust solution for high performance engines. This 4 barrel carburetor features a 770 CFM rating and vacuum secondaries, ensuring efficient fuel delivery and optimal performance. Constructed from lightweight aluminum, it includes billet aluminum metering blocks that are calibrated for modern high performance engines, enhancing throttle response and overall efficiency.

The design incorporates a high quality billet throttle base plate, which provides superior strength and durability. Precision throttle shafts are utilized to ensure long-term performance, making this carburetor a reliable choice for enthusiasts. Additionally, the die cast aluminum fuel bowls are equipped with glass fuel level sight windows, allowing for quick visual checks of fuel levels, and dual feed fuel inlets for improved fuel flow.

With features such as an electric choke and a polished finish, this carburetor not only performs well but also adds an aesthetic appeal to your engine bay. It is compatible with a range of Chevrolet engines from 1955 to 1995, making it a versatile option for various builds. The Proform Carburetor Upgrade Series is a practical choice for those seeking enhanced street performance without compromising on quality.

Features

• Constructed Of Lightweight Aluminum
• Features Billet Metering Blocks With A Street Performance Calibration Developed For Today’s High Performance Engines
• The Popular Billet Throttle Body For Superior Strength, Coupled With Precision Throttle Shafts To Ensure Long Term Performance
• High Quality, Lightweight Die Cast Aluminum Fuel Bowls With Fuel Level Windows For Quick Visual Reference

Specifications

• Manufacturer: Proform Parts
• Manufacturer Part Number: 67258
• Condition: New
• Recommended Use: Automotive Street
• CFM: 770
• Number Of Barrels: 4
• Secondary Type: Vacuum
• Fuel: Gasoline
• Flange Style: Square Bore
• Fuel Inlet: Dual
• Choke Type: Electric
• Emissions: 49 State Legal
• Finish: Polished
• 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