NGK Standard Spark Plugs - Stock #4578 - CR7E - Threaded Stud - Qty (4)
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Product Details
Designed to operate over a much wider heat range than ordinary plugs||Resists carbon buildup and pre-ignition||High alumina ceramics for better heat transfer and electrical insulation||Solid copper core and nickel tipped electrode provide a longer plus life||Patented triple gasket sealing process eliminates the possibility of combustion gas leakage