- Patented edge to edge design concentrates spark energy resulting in easy starts in all conditions
- Increases engine power up to 12% over conventional spark plugs-results will vary
- Fuel consumption reduced up to 13% in small engines-results will vary
- E3's advanced spark technology produces cleaner burning combustion; toxic emission in long term use reduced up to 58%-results will vary
- Replaces - Bosch: USR7AC, Champion: RZ7C, NGK: CMR5H, CMR6H, CMR7H
- 5/8 in. hex size
- Resistor