Introduction: Spark plugs play a crucial role in the ignition system of an internal combustion engine, providing the spark necessary to ignite the air-fuel mixture. Two popular types of spark plugs are iridium and platinum spark plugs. In this comparison, we will explore the characteristics and differences between these two options. Also, read – Common Spark Plug Misfire Symptoms Types of Spark Plugs 1. Copper Spark Plugs: Traditional copper spark plugs have been used for decades. They are relatively inexpensive but have a shorter lifespan and lower performance compared to iridium and platinum plugs. 2. Iridium Spark Plugs: Iridium plugs feature a fine electrode made of iridium, a highly durable and corrosion-resistant metal. They offer improved ignitability and longer service … Continue reading Iridium vs Platinum Spark Plugs