Spark Plugs – Worn

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This plug has served its useful life and should be replaced. The voltage required to fire the plug has approximately doubled and will continue to increase with additional miles of travel. Even higher voltage requirements, as much as 100% above normal, may occur when the engine is quickly accelerated. Poor engine performance and a loss in fuel economy are traits of a worn spark


More information On Basic Car Maintenance CD Rom
Information supplied by Champion Sparkplugs ©2009


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