How do you roll coal in a diesel engine?

According to the website Truck of Mine, another way to modify a diesel truck to roll coal is by aggressively custom-tuning the truck and installing bigger injectors. Injectors pump large amounts of fuel into the engine during each injection cycle, while the tuning fools your engine into wanting more fuel.
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Can any diesel engine roll coal?

The smoke is the result of unburned fuel particles, and only diesel will do. Gasoline isn't dark or thick or offensive enough. But not just any diesel truck can roll coal.
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Does rolling coal hurt the engine?

What is the environmental impact of “rolling coal?” Rolling coal wastes fuel, which means that your engine is less efficient. That harms the environment. In fact, many people who opt to modify their engines in this way do so because they want to take an anti-environmentalism stance.
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Does a tune make a diesel roll coal?

While diesel owners can tune the truck to boost horsepower and torque without blowing black smoke, some tune it so that it does blow smoke, or roll coal. "Not everybody who powers up their truck smokes downtown. They do it for increased performance but they aren't smokers," said Snyder.
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Can you roll coal with just a tuner?

It wont hurt anything. actually it is a waste of fuel, causes extremely high exhaust temperatures that can cause damage to your engine, and makes you look stupid. a properly tuned truck blows no smoke at all.
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How To Roll Coal For Beginners - Part 1



Is coal rolling illegal?

So, is it illegal? According to the Environmental Protection Agency, the answer is yes. The EPA says that "aftermarket performance modifications" that disable emissions control technology are violations of the Clean Air Act.
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Can you roll coal with a muffler?

"Rolling coal" - when drivers blow thick exhaust clouds from the tailpipe of a truck - may be obnoxious, but it isn't illegal in most US states. Only a handful of states including Maine, Utah, New Jersey, Maryland, Colorado and Connecticut have laws that specifically prohibit the practice.
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Why did my truck stop rolling coal?

Incorrect valve clearance. Incorrect fuel to air ratio. Dirty or restricted air cleaner systems. Over loading the engine.
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How can I make my diesel louder?

Well, now, there is an option, a Sound Booster. A sound booster can be fitted to modern diesel vehicles which make the car sound like a high-powered V8 petrol engine. Sound booster consists of a module, connected to the ECU of the vehicle, and a sound box that delivers the tone.
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What's it called when a diesel blows smoke?

What is Rolling Coal? Rolling coal is a term used to describe when a diesel engine is overfueled to the point that opaque black smoke comes out of the exhaust system.
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Does black smoke hurt a diesel?

Black smoke is partially-burned fuel. An engine that's running properly will burn all of the diesel fuel completely, making CO2 and water. So black smoke means something is causing the fuel to not burn completely.
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Is it legal to delete a diesel truck?

Myth #1 – Deleting or Tuning a Truck is Legal

There is no way around this; it is 100% illegal to tamper with or modify the emission system on your truck in any way. It isn't a state or local law (although those exist, as well), but Federal law.
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Does rolling coal hurt gas mileage?

Does Rolling Coal Hurt Gas Mileage? Adding more fuel for the same miles will result in a worse mileage. A lot of people may think it's worse than that considering how much “coal rolling” is happening, but it's simply not something.
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Why do diesel engines backfire?

A backfire is caused by a combustion or explosion that occurs when unburnt fuel in the exhaust system is ignited, even if there is no flame in the exhaust pipe itself.
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Is Coal rolling assault?

" 'Rolling coal' when a person is in the vicinity and when the individual 'rolling coal' intentionally or knowingly causes that excess exhaust to contact that bystander is at a minimum an assault," Waller County District Attorney Elton Mathis wrote on Facebook.
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Is rolling coal illegal in Texas?

The practice of rolling coal is illegal in some states but not in Texas. Despite being potentially dangerous for the environment and humans, for some "coal rollers," it's just a prank. Walkers, cyclists and even other drivers can be targets.
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Why do trucks have black smoke?

Rolling coal has origins in truck pulls, in which pickups compete to pull a heavy sled the farthest. Drivers modify their trucks to pump excessive fuel into the engines, increasing horsepower and torque. Stripped of emissions controls, the trucks also bellow thick, black smoke.
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What is rolling coal in slang?

Pedestrians, cyclists, and electric vehicles have long been favored targets for drivers of monster trucks “rolling coal”—that is, intentionally spewing huge clouds of diesel exhaust at their perceived enemies in the nation's culture war.
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