A healthy ignition system is key to a car's overall efficiency and power output. If any of the components that have a hand in lighting off the air/fuel ratio are damaged or worn out, it could mean a ...

Spark plugs may be small, but they have a huge impact on your car’s performance, fuel economy, and reliability. Choosing the right type, using the correct tools, and following proper replacement steps ...

Add Yahoo as a preferred source to see more of our stories on Google. But spark plugs live in harsh environments. Not only do they see massive changes in temperature, but schmutz tends to accumulate ...