This is a new aftermarket carburetor gasket set for Briggs & Stratton engines. Replaces part number 391071 Used on models:. Briggs & Stratton ENGINE: 220400 Briggs & Stratton ENGINE: 221400 Briggs & Stratton ENGINE: 222400 Briggs & Stratton ENGINE: 243400 Briggs & Stratton ENGINE: 251400 Briggs & Stratton ENGINE: 252400 Briggs & Stratton ENGINE: 252500 Briggs & Stratton ENGINE: 301430 Briggs & Stratton ENGINE: 302400 Briggs & Stratton ENGINE: 302430 Briggs & Stratton ENGINE: 326430 (previous to code 8109091.) Thanks For Your Business!! 49-989