Carburetor Inlet Fittings - 7/8"-20 Male to 3/8" Hose Barb - Brass

These carburetor inlet fittings are 7/8"-20 male to 3/8" hose barb and are manufactured from brass. Fits Most Late Holley Carburetors & Quadrajet w/ 7/8"-20 Threads.

PART# 1543

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Mr. Gasket adapter fittings are engineered for competition use with thin wall designs that, combined with easy gradual curves, allow maximum fuel flow and minimal restriction.


  • Fits Most Dual Feed Carburetors w/ 7/8"-20 Threads
  • Fits 3/8" Fuel Hose
  • Includes Gaskets & Clamps
  • Fits Holley Dual Feed Carburetors w/ 7/8"-20 Threads
  • Fits Quadrajet


Adapter Port Size ( B )7/8-20 Holley / Quadrajet
Adapter TypeCarb Adapter
BrandMr. Gasket
Emission Code1
Hose Size3/8"
Product LineBudget
Product TypeHose Barb to NPT Adapters
Quantity Per Pkg.2
Part Number1543


This part is legal for use on Emissions Controlled Vehicles when used in accordance with the manufacturers application guide because it has a California Air Resources Board Executive Order number or is a direct or consolidated replacement part.

The following vehicles are considered Emissions Controlled Vehicles:

  • 1966 and newer U.S. manufactured California Certified vehicles
  • 1968 and newer U.S. manufactured Federally Certified vehicles
  • 1968 and newer Foreign manufactured vehicle
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        *Free Shipping & Handling only offered to the contiguous US on orders over $100.

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