Thinking that the battery was weak because the car had not been used for several days, Mr. Nam called a nearby battery and ...

You might not think about spark plug heat ratings often, so here's a rundown on what that means and how it affects your ...

Side gapping your car's spark plugs could result in some modest performance gains. Here's what it means, how to do it, and why it works.

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, ...

Recently, I helped my brother change the spark plugs in his car, and the repair shop actually said they needed to be replaced ...