F R M Blog

Spark Plugs Need to Be Replaced Periodically That little engine part called the spark plug performs a huge job in delivering a vehicle’s power, performance, dependability and fuel efficiency and, according to the non-profit Car Care Council, should be replaced periodically. “Spark plugs are one of the hardest working parts of a vehicle. A spark plug can fire 400 times per minute per cylinder or 1,600 times a minute on a four-cylinder engine,” said Rich White, executive director, Ca …