Holley Avenger Carburetor - Marine - 4-Barrel - 770 CFM - Square Bore - Electric Choke - Vacuum Secondary - Dual Inlet - Gray

This model of carburetor has the square bore flange bolt pattern. It can replace Holley, Edelbrock, Carter AFB, and Autolite style carburetors with 5 3/16" x 5 5/8" bolt pattern. If you have a spreadbore style intake manifold, you will need an adapter to install this carburetor. Similar to the Mr. Gasket #1932.

Hard Core Gray anodized finish for corrosion protection in marine environments

Built to exceed Coast Guard standards and are J1223 Marine Standard Certified

Dual metering block system utilizing four corner idle adjustment for precision tuning

Throttle shafts are PTFE coated for corrosion protection

Calibrated to compensate for unique engine loads found on boats

Available in 570 CFM, 670 CFM, and 770 CFM sizes to match your application needs

Limited Lifetime Warranty

Product Description:

Carburetor

Marine Avenger

Model 4150

4-Barrel

770 CFM

Square Bore

Electric Choke

Vacuum Secondary

Dual Inlet

Aluminum

Gray Anodized

Sold Individually

For over a century Holley has driven the cutting edge of fuel-system design. That work continues today through Holley’s market-leading EFI products as well as through Holley’s family of best-in-industry brands. Top brands like MSD, Flowmaster, Hurst, Accel, and many more make up the industry’s leading offering of enthusiast-driven products to deliver robust, complete performance solutions for builders, racers, and drivers. From propelling the LS-, Coyote-, and Gen 3 Hemi-swap trends, to continuously innovating late-model and vintage vehicle performance, Holley’s commitment to its customers and their cars is at the core of everything we do.