Why is my exhaust pipe black. Right pipe has no water so no steam. Piston Rings are designed to prevent the infiltration of engine oil. A new fuel odor or drop in MPG that seems to be coming from the exhaust pipe. Which is amazing because I ran that car through that wash at least once a week. Black deposits in the exhaust system are caused by carbon from unburned fuel. I have this recent problem where i have sooty water spitting out of my exhaust on warm up. White smoke or water vapor coming from the tailpipe especially in the morning when the engine is cold. The whitey colour was lead dioxide from leaded petrol.
When you start the bike up water turns to steam and you feel the heat. I recently installed a pellet stove in my walkout basement. My problem is that I am accumulating black soot on the exterior vent wall plate thimble and the siding. Now less than a week later I have significant soot on the exterior piping and siding. My 2002 S seems to be exhibiting excessive black soot out the exhaust. How do I fix a Mazda 323 cars exhaust pipe that produces black smoke. Black smoke or very dark smoke coming from the exhaust pipe.
In the past a black tailpipe in a gasoline-powered car meant one thing. It smokes whitelight gray spits water and has a lot of soot in the muffler causin the spit to be black. Michael Simari Car and Driver. Blue or gray smoke coming from the exhaust pipe. The black smoke comes from the fuel source and trees chemical reactions when that same fuel burns to power your car.
Even from new many GM exhaust systems become coated in black soot with normal use. On my 2010 Speed3 the soot permanently stained the chrome tipped exhaust pipes black in just 15000 miles. A fuel mix that was too rich or sub-stoichiometric causing unburned hydrocarbons to coat. Piston Rings are designed to prevent the infiltration of engine oil. If youre using the stock headpipe with Monster Round Slip-ons youre right side exhaust is going to be darker than the left side.