Arnold 2-1/4 In. 3 to 4 HP Vertical Engine Muffler

Pancake Type thread-on muffler. 2-1/4-inch overall length. Fits 3 to 4 HP Briggs & Stratton, Clinton, and Lauson vertical shaft engines. Pipe size: 1/2-inch inside diameter, 3/4-inch outside diameter. Replaces Briggs & Stratton Model No. 298830 and others.