Briggs & Stratton 271139S Air Cleaner Gasket Replaces 271139/271139S Briggs & Stratton 271139S Genuine Briggs & Stratton Air Cleaner Gasket Replaces Old Briggs # 271139, 271139S Fits Most 3-5 Gross HP (Gasket Material) 091000, 098000 Briggs& Stratton Engines