Autoblog may receive a share from purchases made via links on this page. Pricing and availability are subject to change. Spark plugs are the heart of your car’s ignition system. If yours are worn out, ...

Just like cars, lawn mower engines need their spark plugs changed on a regular basis. How often should you swap the old ones out for new ones?

The engine in your car, truck, or crossover operates on the simple principle of capturing the energy from countless tiny ...