Volkswagen made headlines by cheating on diesel emissions testing, but it isn’t the first time someone’s tried it. In 1998, the U.S. government levied $1 billion in fines against seven tractor-trailer ...

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 ...

Designing any engine has always been a challenge for automakers, but it’s becoming even tougher as they try to balance the fuel efficiency standards they’re required to meet, with the performance ...

Any certified gearhead knows that diesel engines do not use spark plugs. But why not? If power in an engine is created by combustion or explosion of flammable liquids, won't a spark plug in a diesel ...