U-Groove Ground Electrode design gives the flame a groove to grow in, resulting in less flame dissipation and a larger flame front for a more complete combustion. This translates to better fuel efficiency and improved throttle response.
- Machine Rolled Threads prevent seizing or cross threading during installation and removal
- 100% pre-fired to assure the highest quality possible
- Purified alumina powder Insulator provides exceptional strength and thermal conductivity
- Five rib insulator prevents Flashover
- Copper-glass seal bonds Center Electrode and insulator for a gas-tight seal
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