We may receive a commission on purchases made from links. While browsing auto repair and maintenance tools at your local parts store, you've likely come across compression testers like the Orion Motor ...

The Advanced Power Systems Research Center (APSRC) operates 11 internal combustion engine test beds, featuring dynamometers ranging from five kilowatts to 745 kilowatts for powertrain research, along ...

General Motors is promising cleaner gasoline engines at the very moment Washington is making it easier to sell thirstier vehicles. The tension between those two forces, corporate pledges and looser ...

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, ...

The World's First Production-Ready Variable Compression Engine Infiniti's has developed the first variable compression ratio engine which will ever be used in a production vehicle. The compression ...