Why Do Spark Plugs Have Different Tip Shapes And What Are The Differences?

Spark plugs are necessary for gas-powered engines. However, they're not all the same, and they can come in different shapes ...

Why properly gapping your spark plugs is so important

The requirement to gap spark plugs might not be as common as it once was, but it's still an important bit of maintenance on vintage and modified cars.
The Falcons Wire

Was the spark plug change necessary at 75,000 miles? Car Doctor

I had spark plugs changed in my car. The manual states replace the spark plugs at 60,000 miles. I had it done when the car ...

Here's what using the wrong spark plugs can do to your engine

Spark plugs are essential for gas-powered engines. However, they're not all created equal. Here's what can happen if you use ...
Jalopnik

Do Performance Spark Plugs Add Horsepower?

Some upgrades sound faster just because of the name. Performance spark plugs are definitely in that category. The name alone suggests extra power, better combustion, and maybe a little boost in fuel ...
SlashGear

Do Your Ignition Coils Need To Be Replaced Every Time You Swap Spark Plugs?

One of the main differences in regular maintenance between a gasoline and a diesel-powered car is replacing the spark plugs. While diesel engines rely on compression to create ignition, and thus ...