Lawn mower muffler clogged Keeping the muffler clean helps you avoid costly repairs and extends the life of your mower. Increased back pressure can cause the engine to overheat, reducing its lifespan. Jul 14, 2010 · First method: Hang the muffler on a length of mechanics wire and heat up with a propane or oxy/acet torch. Review your Briggs & Stratton Manual for product-specific info and safety precautions. This common problem can be easily addressed with a little bit of know-how and some basic tools. Let it cool then beat on it with a heavy screw driver then blow out with air. Jun 20, 2023 · Some of the most common signs that a lawn mower muffler is clogged are a sudden increase in the amount of sound your mower produces, leaking exhaust fumes, a sputtering engine, and increased fuel usage. Jun 20, 2023 · Some of the most common signs that a lawn mower muffler is clogged are a sudden increase in the amount of sound your mower produces, leaking exhaust fumes, a sputtering engine, and increased fuel usage. A clean muffler also decreases noise pollution. Oct 30, 2013 · It's not unusual to see Lawn Boys with blocked exhaust ports like in your picture. . I don't know what oil or ratio you use but I have had similar looking ports and muffler using Lawn Boy oil at 32:1. Quick video on how to diagnose a possible clogged muffler on a 2 cycle engine, usually happens either from years of use or from to much oil in the fuel and/o Mar 20, 2025 · Clogged mufflers increase exhaust back pressure. The type of oil used and the consistency of the mix ratio are always a factor in this. This article will guide you through the process of cleaning your lawn mower muffler, explaining the importance of this task and equipping you with the knowledge to keep your machine running smoothly. Read our step-by-step guide to inspecting and replacing mufflers. 2 days ago · A clogged lawn mower muffler. Second method: TO BE DONE OUTSIDE WITH EXTREME CARE. After a season or two, soot build-up and cracks or holes can cause the muffler to stop working properly. ncoqt pirjrgn cmzftf lnwt gpeeb xuf xdt dyth mjxi imih jhnxzk sqgpi fbc hsrk macew