Why is white smoke coming out of my mower?
Why is white smoke coming out of my mower? White or blue smoke may indicate an oil spill on the engine. Similarly, you could've spilled oil on the engine by mowing on a slope greater than 15 degrees or tipping the mower on its side. The smoke may look disconcerting, but it's completely harmless. Why is oil coming out of my lawn mower exhaust? It is shooting oil out of the exhaust, shooting white smoke out of the exhaust, and you can smell burnt oil in the smoke. I am going to assume that the engine in your riding lawnmower...