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 second car that I ever owned was a 2002 Chevy Silverado 2500 with a 6.6L Duramax diesel engine under the hood. It wasn't my first choice, but it was a hand-me-down from my father after my 1993 ...

A recent study used various gas oils and blends with residual heavy oils in order to evaluate the predictability of four different correlations. The gas oils differed substantially in their ...

When it comes to determining and choosing an oil weight, none of it involves weight as we commonly think of it—there are no weight scales involved in weighing oil. Instead, in this circumstance, ...

“If your $20-per-quart synthetic looks dirty on the dipstick, you’d better change it now, ’cause all mechanics say dirty oil will ruin the engine. It’s science!” “Whatever. I’m gonna change mine at ...