Ruthenium spark plugs are designed to last longer than iridium plugs while burning more fuel/air mixture. However, they also ...

Counterfeit spark plugs are everywhere online, and they can ruin your engine fast. Here's how to check yours, avoid sketchy ...

Cars switched from distributors to coil packs because distributor systems needed a lot of maintenance and were prone to ...

Side gapping spark plugs can slightly increase horsepower and improve fuel efficiency. However, this DIY mod comes with a major downside for longevity.

We firmly believe that sometimes even the longest-tenured hot-rodder should pause for a moment and recognize his or her journey in the hobby; take time to look back to where it all began and think ...

It's always a good idea to have an emergency road kit when traveling. If you don't have a portable spark plug socket set, ...

Spark plug indexing sometimes is necessary to avoid side-electrode contact with high-dome pistons. Moroso offers different thickness spark plug washer kits to do this. Some theorists claim positioning ...

In order for any internal combustion engine to function properly, you need three basic things: air, fuel, and spark. Air mixes with the fuel, providing an explosive catalyst. The engine compresses the ...

We earn commissions from purchases you make using links in our articles. Learn more. You’re likely aware that in order to keep your vehicle running in great shape, you’ll need to replace the spark ...