GM Authority has been busy serving up several exclusive details on the next-gen GM Small Block V8, but now, we're wondering - ...

At an engine teardown event held earlier this month, Shell Rotella engineers showed off parts from three engines used in a two-year, half-million mile test of the next-generation low-viscosity oil ...

At an engine teardown event held earlier this month, Shell Rotella engineers showed off parts from three engines used in a two-year, half-million mile test of the next-generation low-viscosity oil ...

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 ...

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 ...

Using thicker engine oil leads to slower lubrication, increased wear, poor fuel economy, and sludge buildup. See why you ...

NEW JERSEY (WABC) -- The New Jersey Office of Weights and Measures issued a statewide ban Thursday on 19 motor oil products after lab testing showed the viscosity on labels did not match the oil ...

Analyzing the oil in your vehicle is like sending your blood to the lab for tests. An engine oil analysis can provide clues about the health of your engine – without any invasive surgery. By analyzing ...

The primary purpose of engine oil is to stop metal from touching metal. When metal surfaces come in contact, they grind together causing friction. That creates heat, stress and wear. Engine oil is ...

A taxi field test in 1999 resulted in unusually high used oil MRV TP-1 viscosity in the first 16,000-kilometer drain oil. A subsequent root cause investigation revealed that contamination of the test ...