Ngk iridium spark plugs
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The standard plugs are already a performance or enhanced design.There is no close match for your standard spark plug, it isn't worth compromising plug design purely to use an Iridium plug type.The engine has a large cylinder capacity and a large number of cylinders.The standard spark plug you are replacing is a basic copper plug (the Iridium plug will then be a more significant upgrade).There is a very close Iridium spark plug match for your standard spark plug (i.e.The vast majority of vehicles/engines will benefit from replacing a standard spark plug with an Iridium spark plug.
![ngk iridium spark plugs ngk iridium spark plugs](https://cdn.webshopapp.com/shops/229124/files/170899979/317x317x2/ngk-ngk-iridium-spark-plug.jpg)
WILL AN IRIDIUM SPARK PLUG BE BENEFICIAL FOR MY PARTICULAR ENGINE? Increased engine power (Don't expect to double your horsepower but a 1 - 3% increase is possible).Increased plug service life (Depending on design, an Iridium plug could last up to ten times the life of a standard plug with little reduction in efficiency over the plug's lifespan).
![ngk iridium spark plugs ngk iridium spark plugs](https://www.sportsbikeshop.co.uk/product_images/ngk_spark-plug_iridium.jpg)