Looking for a quick starter on your diesel-powered lawnmower or dirt bike? Here's what you need to know about adding an ...

For more than a decade, automatic engine start/stop systems were sold as painless climate tech, a clever way to trim fuel use by cutting the engine at every red light. Now the feature is rapidly ...

Earlier this month, the EPA ended the “off‑cycle” emissions credit for automatic engine start‑stop systems, thereby removing the OEM incentive to install them on mass-market vehicles. As a result, ...

A decade ago, a car getting an automatic start/stop system was news, but these days, they've been almost entirely forgotten outside of a small group of weirdos who can't let it go. Unfortunately for ...

It may seem obvious, but fill the engine's crankcase with the right amount of oil, usually four to five quarts, and make sure the filter is full of oil. If you've purchased an assembled motor, check ...

A modern jet engine is a complex mechanical wonder. However, these aren't engines that will just roar into action with the turn of a key or the press of a button. Often, turbine engines will need ...

A slew of vehicles idling in a traffic jam - Canetti/Shutterstock Idling a vehicle after cold-starting was once a useful technique in carbureted engines. Unless you were looking to stall the engine ...