autolite

Spark plugs, as you might know, bring current from the ignition to the combustion chamber of your engine. As there have been improvements in technology to ignitions and engines there has been a need to improve how spark plugs are made. Spark plugs used to be changed regularly during annual tune-ups. New spark plugs made using iridium were unveiled in the early 1990s, offering 100,000 miles between changes. This lead to a massive shift in the perception of replacing and recommending spark plugs. Many owners of other types of spark plugs are under the misconception that they have a 100,000-mile […]