Description
Consistent ignition and peak combustion efficiency are non-negotiable in competitive racing, and the E3 Racing Spark Plug E3.109 delivers both with precision-engineered performance. The non-resistor design eliminates interference suppression, allowing maximum spark energy to reach your combustion chamber for harder, faster ignition. If you’re building a race engine where every millisecond of timing and every unit of horsepower counts, this plug is engineered to support your power goals without compromise.
- 14 mm thread size
- 0.708 in reach
- Gasket seat design
- Non-resistor construction
- Racing-grade performance
- Sold individually






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