Clean Energy Fuels Corp. is teaming up with transport powerhouse J.B. Hunt to test a truck powered by a new type of environmentally friendly engine that runs on renewable natural gas. Clean Energy ...

On older vehicles and smaller engines, the carburetor controls the mixture of fuel and air that reaches the engine. Here's ...

We may receive a commission on purchases made from links. The engine bay under the hood is one of the dirtiest parts of a daily-driven car. But it's also one of the most neglected places to clean.

CCJ's 10 44 is brought to you by Chevron Delo, heavy duty diesel engine oil. Now there's even more reasons to choose Delo. An oil sample is only as good as the method used to pull it. You're watching ...

It's difficult to argue with the old adage, "There's no substitute for cubic inches." But, it's always fun to build an engine that performs like it has a larger displacement than it actually does.