Introducing the E3.108 Racing Spark Plug – a 14mm, 0.708” reach plug with a 5/8” hex and a taper seat, meticulously designed for a variety of racing applications. Engineered with a cold heat range, non-resistor build, and featuring the patented DiamondFIRE ground electrode, the E3.108 is tailored for high RPM engines, offering enhanced stability, increased power, reduced fuel consumption, and improved hydrocarbon emissions over the long term.

Key Features:

• Racing Performance: The E3.108 is crafted for diverse racing applications, featuring a cold heat range and non-resistor design to meet the demands of high-performance engines.
• DiamondFIRE Ground Electrode: Fitted with E3’s patented DiamondFIRE ground electrode, featuring two legs for superior heat transfer and enhanced stability to the side wire in high RPM engines.
• Cold Heat Range and Non-Resistor Design: The E3.108’s cold heat range and non-resistor design ensure optimal spark energy for improved combustion and performance in racing scenarios.
• Taper Seat and 5/8” Hex: Designed with a taper seat for secure sealing and a 5/8” hex for easy installation and removal.
• Proven Performance: The DiamondFIRE ground electrode and full-size center electrode deliver consistent, reliable performance over an extended product life.

Cross-Reference:

• Autolite AR473, AR474
• Champion 286, 683, S59C, S61C

Choose the E3.108 Racing Spark Plug for exceptional ignition performance, stability, and durability under extreme racing conditions. Count on E3 to deliver cutting-edge spark plug technology for your high-performance racing engine.