What we have here is an adapter that allows you to put three two barrel carbs on a four barrel intake. Accepts three small base Rochester four bolt 2-barrel carburetors.
This adapter will NOT clear the distributor on the 289-302 SBF even with the small distributor cap.
- 4 barrel bolt pattern is 5-1/8” side to side and 5-5/8” front to rear
- 2 barrel bolt pattern is 3-1/4” side to side by 1-7/8” front to rear
- 2-3/16” tall bottom to top without the gaskets
- Upper 3 x 2 dimension is 4” wide by 13-11/16” long
4-bolt small Rochester to 4 bbl intake