Porsche's six-stroke engine patent indicates a shift in combustion tech, adding power strokes to enhance efficiency and ...

European automakers have fired plenty of shots at making the perfect diesel engine. These diesel engines are the best Europe ...

Intake, compression, power, then exhaust. Every 4-stroke engine ever made – about 80% of all engines currently in existence – function on this principle – even rotary engines. But now, Porsche has ...

Diesel engines are much more reliable than gas engines, lasting a long time before causing any trouble. Many gearheads prefer diesel engines over their gas-powered alternatives, despite the higher ...

This 5.9-liter Cummins turbo diesel was pulled from a 2006 Dodge Ram 2500. It was running poorly at 368,000 miles.

There's one diesel engine left for full-size trucks in 2025. See how much power it provides and how efficient it is.

GM Authority has learned the 2025 Chevy Silverado 1500 will have a high number of trucks built with the LZ0 turbodiesel ...

Maryland, including Baltimore, suffers from significant air pollution. Multiple counties in the state received failing or low grades for air pollution in the American Lung Association’s “State of the ...