http://tinyurl.com/orphb7y<P>Briggs & Stratton 299477S Muffler For 8-16 HP Horizontal Cast Iron ModelsProduct Review<P> Click on the link for more reviews<P>Briggs & Stratton 299477S<P>Standard Muffler<P>Fits 8-16 HP horizontal Cast Iron model engines with a 7-inch pipe length and 1-inch NPT<P>