The Briggs & Stratton 591648 Engine Air Cleaner Cover protects the air filter and intake system from dust, debris, and damage during engine operation. Designed as a replacement air cleaner cover, it fits compatible Briggs & Stratton engines to securely enclose the air filter assembly. It works by sealing the air filter housing while allowing proper airflow into the engine for combusti... https://www.wholetoolbox.com/briggs-stratton-591648-engine-air-cleaner-cover