Shows the difference between gas and diesel engine. Basically, the engine components are similar, its the method in which the fuel/air mix to explode in each engine. Diesel uses the air's heat instead of spark plugs to ignite combustion.
World Health Organisation: Diesel Engine Exhaust Causes Lung Cancer
Here is how you can increase your diesel truck's mileage, weather you're towing heavy trailers, or just running around town. Modern diesel pickups are amazing vehicles, here's how you can help them get better fuel mileage too.