Modern diesel engine development has increased engine efficiency and decreased NOx and particulate matter emissions. This ...

Forbes contributors publish independent expert analyses and insights. Michael Teo Van Runkle is a journalist who covers the auto industry. For the past two years, the Silverado ZR2 pickup truck served ...

While 40-year-old engines might not be expected to be the most reliable today, a certain diesel engine has found itself with ...

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Wondering which full-size truck engine tows camper the best? This is massive, real-world comparison test is exactly what you ...

The EPA questions if diesel DEF de-rates are essential for emissions compliance. Could changes be on the horizon? Discover ...

ROCHESTER, N.Y. – As businesses, school districts, cities and power companies all signal they’re not ready for the state’s forced transition to zero emission trucks and buses, one local company says ...

Diesel engines are known to be reliable and long-lasting, but they can also present unique maintenance issues that you must ...

2027 heavy-duty engines are still a couple of years away. But the American Petroleum Institution is already hard at work on the next generation of oils that will lubricate them. New EPA 2027 emissions ...

The inline-6 engine layout has its fans in the gas world, but it's the de facto standard design among diesel aficionados. Hardly surprising, as these engines are less complex than any V layout and ...