Spark Plug, E3, Alum. Aftermarket Head, 14.0 / 15.0 Comp., 14mm Thr., .75 Reach, 5/8 Hex, Gasket...

  • SKUE3-101
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The E3 racing spark plugs are designed specifically for conditions at the track--combining a maximized spark presentation and optimized flame propagation. The unique patented DiamondFIRE electrode configuration of these new E3 spark plugs increases the amount of combustion pressure created during each power stroke of an engine. Round after round, lap after lap, E3 racing spark plugs are engineered to provide you the consistency you need for winning performance.