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 ...

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, ...

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

General Motors is facing growing pressure from enthusiasts and engineers to move away from ultra-thin engine oils in future V8 engines, with durability concerns driving calls for thicker lubricants.

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 as ...

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 ...

Oil:It's what prevents important metal parts from rubbing up against other important metal parts inside your engine, all the while keeping friction temperatures at bay, and preventing the rotating ...

Motor oil has quietly become one of the most important choices car owners make, especially as vehicles routinely cross ...

We earn commissions from purchases you make using links in our articles. Learn more. Save time and money by changing your own oil. See the best conventional motor oils here. Shopping for engine oil ...

Choosing the right motor oil is paramount to car maintenance. It's not a particularly exciting task, whether shopping for or changing your oil, but if you don't pay the proper attention, then you aren ...