2bbl Carter on stock manifold

http://www.stoveboltengineco.com/acartpro/product.asp?productid=91

However, it is NOT recommended. Sticking a larger carb on that 1bbl manifold won't provide much benefit, if any. Do a proper Super Six conversion, using the correct manifold, linkage, and parts. It's well worth it.

http://www.slantsix.org/forum/viewtopic.php?t=16159&highlight=1bbl+2bbl+adapter