Not all spark plugs are created equal, and knowing which one your car needs can vastly improve your car's fuel economy.

Simply put, getting the maximum power from any race engine is a function of the temperature, pressure and timing of combustion gases in the cylinder. Since it would be expensive and impractical for ...

You own a diesel-powered vehicle and are thinking of giving it a tuneup. But does your diesel even have spark plugs to change? The short answer is no, diesel engines do not have spark plugs. Instead, ...

In most cases, the number of spark plugs in a gasoline engine is typically represented by the number of its cylinders. For instance, it's perfectly normal for a V8 engine to have eight spark plugs, a ...

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 ...