Spark Plug of Mercury Cougar automobiles is one of the leading parts that ignite the combustion chamber fuel/air mixture. Thus, the Spark Plug itself is the controlled burn that ignites the uncontrolled flame for the engine to run. These plugs, as a rule, have among the essential parts a central electrode, a threaded metal shell and ceramic insulator while material may be copper, platinum, iridium or ruthenium depending on the type of appliance. Heat range, electrode type, gap size and many others that make up the Spark Plug of the production should be properly designed to complement each other for efficient performance and to avoid damaging the engine. A proper maintenance and replacement of spark plugs is vital for proper functioning of the engine and avoid problems such as misfires, rough idling and low fuel economy.
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