This makes them ideal for vehicles with wasted spark ignition systems. Both of these options are more expensive than copper spark plugs.ĭouble platinum spark plugs have both platinum-lined center and ground electrodes. Single platinum plugs are nearly identical to copper plugs in build except for their platinum core, which provides them a much greater lifespan. Iridium spark plugs last longer than copper ones and require less energy to generate the spark that powers the engine. Although relatively inexpensive, copper spark plugs are less durable than those made with other materials and need to be replaced more often. These plugs have a copper centrode plated with a nickel alloy. The cheapest option of the five, copper, is known as the standard spark plug. Not only do the materials contribute to its performance, but so does plug design and fit within the engine. There are five general types of spark plugs: Spark plugs play a vital role in the combustion process of your vehicle’s engine, and the difference between the right and wrong replacement engine spark plug can have a substantial impact on your vehicle’s lifespan. This information should be found in your owner’s manual. Try to match these features with the spark plugs that come standard with your vehicle. The two things to note are spark plug material and temperature range. Before replacing your spark plug, it’s important to purchase the proper replacement.
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