Box of 4 Genuine Autolite 25 Copper Resistor Spark Plugs Battery Resistor reduces radio frequency interference

Resistor reduces radio frequency interference (RFI) and electrode erosion

· Oil & Heat Resistant

KH-52-050-02-S

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Box of 4 Genuine Autolite 25 Copper Resistor Spark Plugs Battery Resistor reduces radio frequency interferenceBrand New Box of 4 Genuine Autolite Spark Plugs Brand New Box of 4 Autolite Spark Plugs Genuine Autolite Part # 25 Copper glass seal bonded insulator, terminal post, and center electrode provide a tight seal that is 100 percent leak proof Multi rib insulator reduces danger of "flash over" to prevent misfires Full copper core electrode improves heat transfer and optimizes plug life Copper core center electrode provides higher thermal conductivity