80105-MG9-000 Air Cleaner Cushion - Overview. The 80105-MG9-000 Air Cleaner Cushion is a vital rubber component designed to support the air cleaner system of Honda marine engine systems. Its primary role is to absorb vibrations and create a proper seal between the air cleaner housing and the engine, ensuring optimal air intake and protecting the engine from damage. Engineered to match factory specifications and tolerances, this cushion guarantees seamless integration with existing parts, maintai