Increasingly stringent federal emission standards for diesel engines have become a major headache for trucking. Like most new technologies, the post-October 2002 emissions controls have their share of ...

What regulators are calling a historic and unprecedented agreement between the California Air Resources Board and major truck and engine makers should provide some much-needed flexibility for truck ...

Stricter federal regulations are reshaping the engine oil industry. PC-12 and low-viscosity HDEOs can help with compliance and performance. As the temperatures rise and the days become longer, your ...

New EPA 2027 emissions rules also mean new diesel engine oil specs. A new generation of heavy-duty engine oils will feature lower viscosity, improved thermal resistance, and possibly longer oil drain ...

This week's 10-44 is brought to you by Chevron Delo 600 ADF ultra low ash diesel engine oil. It's time to kick some ash. Soot, nitrogen oxide, hydrocarbons, carbon monoxide, let's take a closer look ...

The U.S. Environmental Protection Agency proposed on Monday new standards for heavy-duty truck and engine manufacturers to further reduce emissions starting in model year 2027. EPA says the proposed ...

Diesel engines may still get a chance to survive in the future because of the latest research and claims from the University of New South Wales. In their study, its team made a hydrogen-diesel engine ...

Cummins Inc. has agreed to pay a more than $1.67-billion penalty to settle claims by regulators that the engine manufacturer unlawfully altered hundreds of thousands of pickup truck engines to bypass ...

The European Union has revoked a ban on the production of vehicles with internal combustion engines and replaced it with a ...