The thinner in oil is the easier it pumps through the engine, which leads to a fuel economy improvement. We can all understand that, but there's a lot more to oil viscosity than how thick it is. I ...

Engine oil is not only a lubricant but also a vital indicator of engine health. Comprehensive analysis and degradation monitoring techniques enable the detection of chemical and physical changes that ...

The GM L87 engine recall that has affected almost 600,000 full-size trucks and SUVs in the U.S. and has led to multiple ...

In April 2024, the U.S. Environmental Protection Agency announced its proposed “Phase 3 Greenhouse Gas” program, enforcing stricter regulations for heavy-duty vehicles including buses, delivery vans, ...

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 ...

To fully understand oil, it helps to understand what’s happening under the hood. An engine has cylinders inside – for example (and obviously), a four-cylinder engine has four of them. Each cylinder ...

Although engine oil enters cars as a yellow liquid, you'll almost always find its color to be brown or black when it's being ...

Automakers recommend oil changes at specific intervals, and there are lots of reasons for that. But is improving engine ...