[Dave Turner]

Originally Posted by HandOverFist

Dave - This is all I come up with in the search box... http://quadrajetparts.com/rochester-...ing-p-367.html

This is the link to the extension fitting:
http://quadrajetparts.com/rochester-...ing-p-436.html

Then you need this adapter - (available from other sources.)
http://quadrajetparts.com/rochester-...ing-p-370.html

I assumed that you were working with a Quadrajet carb. The search continues.