These engines provide one of the most demanding lubrication environments for engine oils to manage. Engines frequently run at high loads, switching between long periods of continuous operation and ...

Oil and fluid testing answers both short- and long-term questions about the internal condition of engines, transmissions and hydraulic systems. A one-time sample of engine or transmission oil gives a ...

Here’s a news update that should concern all automotive enthusiasts: the general engine oil landscape is evolving again, and as we explore the nuances of this new chemistry you will see that it is ...

The test program studied the fuel efficiency potential of the engine oil. Testing followed the U.S. Environmental Protection Agency SmartWay Fuel Efficiency test protocol, which showed test results ...

In this video, we explore three different piston ring designs from Toyota engines spanning different eras: the 2E engine from ...

Keeping up with oil changes is one of the simplest yet most crucial ways to extend your truck's life. Diesel engines, especially in hard-working semi-trucks, deal with massive loads and long hauls, so ...

Diesel and gasoline engines might look alike under the hood, but they use oil in very different ways. Gas engines run cleaner, but diesels create much more soot, crank out higher compression forces, ...

It doesn't matter if you have a hybrid or conventional gas-powered car, a good motor oil can make the difference between a long-lasting engine and a sputtery ride. Here's what you should look for when ...