Free shipping on all orders - Details

Carburetor Adapter Plate

Carburetor Adapter Spread Bore To Square Bore Flange

Part # 17-6 Be the first to write a review
Estimated shipping date: 12/01/2021
Notify Me When Available
Free Shipping
Holley Days Price
Suggested Retail
Add to Wish List
Create a new list
Cast aluminum adapter that will allow any 4150 or 4160 carburetor to be mounted on manifolds designed originally for Rochestor Quadrajet or Carter Thermo Quad carburetors. This adapter can also be used in reverse


  • Cast aluminum
  • 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.

About Holley

Holley Performance Products has been the undisputed leader in fuel systems for over 100 years. Holley's products include carburetors, fuel pumps, fuel injection, intake manifolds, and much more. From start to finish, Holley has the parts to make your dream a reality.

Brand Holley
Emission Code5
Flange Style4150/4160
Product TypeCarburetor Adapter
WarrantyLimited 90 Day
Part Number17-6

This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.

Limited 90 Day: See Details

    Your Review

    *Free Shipping & Handling only offered to the contiguous US on orders over $100, excludes clearance parts and oversized packages.

    Some parts are not legal for use in California or other states with similar regulations.

     X  Holleydays Free Shipping
     X  Holleydays Free Shipping