E3.102 Racing Spark Plug

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E3.102 Racing Spark Plug straight on view
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ITEM # : E3.102
Racing spark plug that is used in a variety of race engine applications.




E3.102 is a 14mm, 0.750” reach plug with a 5/8” hex and a gasket seat. It is built to have a cold heat range, non-resistor, and is used a variety of racing applications. E3.102 is a heat range hotter than E3.101. 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 compression 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.

        Autolite AR2593, AR2594, AR3933
        Champion 296, C59C, C59CX
        NGK 5238, R5671A-9

Part Number: E3.102

Resistor: Non-Resistor

Hex Size: 5/8"

Thread Reach: 3/4"

Thread Diameter: 14mm

Seat: Gasket

Tip/Gap: DiamondFire Fixed Gap Cannot Be Adjusted

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Reviewed by Mturner13
03/05/2020 - 09:53:24 AM
These plugs have been working great for my dirt track car. They have never let me down.
more power, faster starts, diamondfire technology and the official spark plug of the NHRA