Diesel engines do their hardest work in the toughest jobs, from highway semis to construction equipment, and the reason they ...

Cummins launched what it called its most efficient heavy-duty diesel engine ever during an online press briefing Feb. 28 as it unveiled its Cummins HELM fuel-agnostic engine platform. HELM is an ...

At the 2025 Mid-America Trucking Show, Overdrive's 2024 Trucker of the Year, Alan Kitzhaber, took advantage of his time at ...

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 ...

Emissions from non-highway diesel engines will be cut by more than 90 percent under a proposal announced April 15 by Christie Whitman, administrator of the Environmental Protection Agency. The new ...

Cummins has announced its entire line of on-highway engines have been certified by the Environmental Protection Agency (EPA) for meeting the emissions regulations for 2010 engines now in effect ...

Conventional trucks are so slow, they can block other motorists from passing and slow down the speed of traffic. Unbelievable ...

GM Authority recently spent some time with the 2023 Chevy Suburban motivated by the optional 3.0L I6 LM2 turbodiesel Duramax engine. We also asked you what you most want to know about our experiences ...