E3.16 is a 14mm, 0.307 in. reach plug with a taper seat. It is used in a variety of small engine applications, especially chainsaws. The patented DiamondFire side wire is proven to increase power, reduce fuel consumption and improve 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