Fits most early carbs with 3 bolt mounting flange, Has a polished finish to complement your engine bay, Made from stainless steel with throttle return springs, It is designed to be used with early 3 bolt carburetors like the Stromberg 97, and 94’s, Will also work on current replacement carburetors like the Speedway Motors 9 Super 7’s, and Edelbrock 94's.