Rolling coal is the practice of modifying a diesel engine to increase the amount of
fuel entering the engine in order to emit large amounts of black or grey sooty ...
Jul 11, 2014 ... Over the past few weeks, there has been a lot of hype and hysteria over “rolling
coal," a redneck motorsport trend that involves tricking out ...
Sep 6, 2016 ... Don't coal roll me, dude. Matthew DeBord/Business Insider I'm the proud owner
of a 2011 Prius, but I knew when I bought the car that I was at ...
Feb 21, 2018 ... The Diesel Technology Forum is extremely disappointed with the practice of
rolling coal. Our organization believes that this practice is limited to ...
Aug 29, 2018 ... Conti, 46, said drivers intentionally roll coal on him all the time when he's riding
around his home of Park City, Utah. “It's common practice,” he ...
Sep 4, 2016 ... There is a new menace on America's roads: diesel truck drivers who soup up
their engines and remove their emissions controls to “roll coal,” or ...