Air cleaner adaptor for Mikuni carb. BT

This air cleaner mounting kit was designed to provide an alternative choice to those of you with a HS40 Mikuni SmoothBore carburetor on your Evolution motor. This kit allows to mount any of our air cleaners to the Mikuni HS40 carburetor. The adaptor ring is a light pressfit over the bellmouth of the carburetor and is held in place with three screws. Fits Evolution Big Twin from 1984 thru 1991 and Evolution Sportster models from 1986 thru 1990 with a Mikuni SmoothBore carburetor.