OEM Part No:691874, 394170, 491413, 394180, 7041824,
Fits Briggs & Stratton 10 - 12 1/2 hp horizontal and vertical engines. Low-tone muffler. Fits models 220416, 220431, 220432, 220435, 220437, 220702, 220705, 220706, 220707, 221431, 221432, 221433, 221435, 221436, 221437, 221452, 221457, 252411, 252412, 252413, 252415, 252416, 252417, 252702, 252707, 253702, 253703, 253706, 253707, 254412, 254415, 254416, 254417, 254421, 254422, 254425, 254426, 254427, 254702, 254707, 255702, 255707, 256702, 256705, 256707, 257702, 257705, 257707, 258702, 258707, 259702, 259707, 280702, 280707, 281702, 281706, 281707, 282707, 283702, 283707, 284702, 284707,284777, 286702, 286707, 289702, 289707, 28A702, 28A707, 28B702, 28B705, 28B706, 28B707, 28C702, 28C707, 28D702, 28D707, 28M706, 28M707, 28Q777, 28R707.

• Gasket and hardware included
• Special reduced noise design
• BRIGGS & STRATTON PARTS: 394170, 394180, 491413, 691874
• BYNORM PARTS: 160-063
• HONDA PARTS: 18310-891-010, 18321-812-661
• JOHN DEERE PARTS: AM101193, AM108033, LG491413, LG691874
• Fits Model - Briggs & Stratton: 220400, 220700, 221400, 252700, 255400 and 282707
• Height3 3/8"ID1"Length4 3/4"Width4 3/8"