The second car that I ever owned was a 2002 Chevy Silverado 2500 with a 6.6L Duramax diesel engine under ... For example, a common oil rating is 15W-40, with 15 representing the oil's dynamic ...

In the United States heavy duty trucking lubricants market, the drive for energy efficiency is influencing a transition from SAE 15w-40 diesel engine oils to those with lower viscosity grades such ...

When it comes to heavy-duty diesel engine ... from 15W-40 to 10W-30 can often bring additional benefits such as reduced warm-up times and less wear at startup due to better oil flow and ...

In addition to that, diesel oil has some other benefits when used in older mills. For example, it's usually heavier than regular motor oils, and using a thicker oil in a tired-out old V8 from the ...

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.