For that reason, it is critical to understand the importance of oil viscosity in diesel engines, as it plays a major role in engine health. Read more: 11 Best Motor Oil Brands In 2024, Ranked The ...

In the past, there have been similar shifts in preferred engine oil viscosity grades. An example is the transition in heavy duty diesel engine oils in the 1980s from monograde viscosity SAE 30 and ...

a single oil solution probably will not work. “With gasoline and diesel engine trends evolving at different rates and with increasingly different viscosity recommendations, it will be difficult ...

Diesel engine oil typically possesses a higher level of viscosity, which means it pumps at a much lower temperature and takes more heat to start flowing cleanly.