Holley Carburetor Adapter

This is a square flange to spread bore adapter. It will allow any Holley model 4150 or 4160 square flange carburetor to be mounted on manifolds that were designed originally for Rochester Quadra-Jet or Carter Thermo-Quad carburetors. This adapter can also be used in reverse.

Pit Stop USA offers Holley Carburetor Adapter 17-6 at low everyday prices. Be sure to check out all of our products from Holley Performance Products including Holley Performance Products Carburetor Adapters.

Carburetor Adapter Plate

Can also be used in reverse

Will allow any 4150 or 4160 carburetor to be mounted on manifolds designed originally for Rochester Quadra-Jet or Carter Thermo-Quad carburetors.

Product Description:

Carburetor Adapter

3/4 in Thick

Open

Square Bore to Spread Bore

Aluminum

Gasket / Hardware

Natural

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.