A-B1593228-AI COVER-AIR CLEANEROne New Aftermarket Replacement Air Cleaner Cover Fits Briggs & Fits Stratton Small Engines This aftermarket replacement air cleaner cover fits over the foam air filter assembly on select Fits Briggs & Fits Stratton (B&S) small engines used in walk behind lawn mowers and other outdoor power equipment. The cover seals the air cleaner assembly to prevent dirt and debris from entering the engine while allowing adequate airflow, helping maintain engine