The Moroso Quadrajet to 4150/4160 carburetor adapter is a 2-inch cast aluminum adapter that converts Quadrajet bolt patterns to 4150/4160-style flanges. It provides a cast-aluminum interface to adapt Quadrajet carburetors for use with 4150/4160 intake patterns, offering a two-inch adapter option for that conversion.
Moroso Quadrajet to 4150/4160 Carburetor Adapter - 2in - Cast Aluminum