E3.10 is a 14mm, 0.375 in. reach plug with a gasket seat. It is used in multiple small engine applications, especially lawn & garden. The ground electrode is designed with E3’s patented DiamondFire technology which is proven to improve power, increase fuel efficiency and dramatically lower hydrocarbon emissions in long-term use. The unique ground electrode and full-size center electrode also provides optimal performance over an extended product life.
Designed to increase horsepower and lower emissions