Check the listing for details. 1 1/2hp IHC McCormick Deering M Muffler Hit Miss Engine. Condition: New. Listed at 51.99 USD. Here is a new reproduction muffler for a 1-1/2 hp IHC or McCormick Deering M engine. It will also fit fine on many other engines. Check out the pictures and make sure it is what you are looking for. Please ask any questions prior to purchase. 1-1/4 PipeAbout 4-1/2" in diameterThis is a new part but may show shelf wear or slight rust This listing is marked as "AS-IS" and "NO RETURNS". If I make a mistake on measurements or you feel something is not as described please let me know and I will try to make it right. My shipping time is set for 5 business days, weekends and holidays don't count. I ship most items quicker than that though. If you are worried about how soon I can ship and item please ask before you buy it. This isn't my main job and I have a family so I am not always on call 24/7.