Speedzone Performance LLC
E3SP-E3108 E3 Racing Spark Plugs 4mm Thread, 0.460 in. Reach, Copper
E3SP-E3108 E3 Racing Spark Plugs 4mm Thread, 0.460 in. Reach, Copper
Regular price
$2.99 USD
Regular price
$3.99 USD
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$2.99 USD
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E3.108 is a 14mm, 0.708” reach plug with a 5/8” hex and a taper seat. It is built to have a cold heat range, non-resistor, and is used a variety of racing applications. E3 racing plugs are fitted with its patented DiamondFIRE ground electrode, which is secured with two legs to the shell. This allows for excellent heat transfer, and provides additional stability to the side wire in these high RPM engines. The unique DiamondFIRE ground electrode is proven to increase power, reduce fuel consumption and improve hydrocarbon emissions in long-term use. The E3 ground electrode and full-size center electrode also provides optimal performance over an extended product life.
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