The Holley 0-4777C Carburetor is a high-performance 750 CFM (Cubic Feet per Minute) carburetor designed for street and race applications. It features a square-bore, 4-barrel design, making it an ideal choice for small-block and big-block V8 engines that require high-flow fuel delivery. This carburetor is designed to deliver excellent throttle response, fuel efficiency, and smooth idling for a variety of engine types, making it a popular choice among car enthusiasts, street racers, and professional builders. With Holley's legendary performance reputation, this carburetor provides reliable power delivery for both daily driving and high-performance applications.

Technical Specifications

• CFM: 750 CFM
• Carburetor Type: 4-barrel, square-bore
• Primary Jets: 72
• Secondary Jets: 80
• Fuel Inlet: Dual
• Finish: Clear anodized
• Linkage: Standard mechanical throttle linkage
• Choke: Manual choke
• Throttle Plate: 1.6875 inches
• Dimensions: 5.25" x 7" x 6"
• Weight: 5 lbs
• Material: Die-cast aluminum
• Gaskets: Includes mounting gaskets
• Fuel Type: Gasoline

Features

• 750 CFM Flow Rate: Provides an ideal air/fuel mixture for engines with moderate to high-performance needs, delivering excellent power output.
• Manual Choke: Offers easy tuning options for precise air-fuel mixture control.
• Square-Bore Design: Suitable for many popular street and race applications, providing improved fuel atomization and engine performance.
• Dual Fuel Inlets: Allows for a consistent and reliable fuel delivery, especially under load or during wide-open throttle conditions.
• Clear Anodized Finish: Durable and corrosion-resistant finish, ensuring a long-lasting, attractive appearance.
• Simple Installation: Easy to install on most V8 engines with square-bore intake manifolds, making it a versatile upgrade option.

Applications

• Small-Block and Big-Block V8 Engines: Perfect for engines in the 350-500 horsepower range.
• Street Performance Vehicles: Great for street-driven cars that require more fuel flow and power without sacrificing drivability.
• Racing Cars: Ideal for cars used in drag racing, circle track, and other forms of motorsport where performance and reliability are critical.
• Custom Builds: Perfect for custom builds and engine swaps where a high-flow carburetor is needed for optimal engine performance.
• Restoration Projects: Excellent choice for restoring classic muscle cars to their original performance specifications.

Benefits

• Enhanced Engine Performance: The 750 CFM capacity ensures your engine gets the proper fuel-air mixture for more power and responsiveness.
• Improved Throttle Response: With its smooth and reliable fuel delivery, this carburetor delivers an instant response when you push the throttle.
• Fuel Efficiency: Designed to maximize fuel efficiency without sacrificing performance, ensuring a smooth ride and power when needed.
• Easy Tuning: The manual choke and jetting options make it easier to fine-tune the carburetor for your specific application, ensuring optimal engine performance.
• Durability: The die-cast aluminum construction and anodized finish ensure the carburetor will perform reliably for years.