E3.22 is a 14mm, 0.750” reach plug with a gasket seat. It is used in a variety of four cycle, overhead valve small engine applications. It is widely used in Honda small engine applications. 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.

Replaces: 

CHAMPION:  N9YC, N11YC, N12YC, RN9YC, RN11YC, RN12YC
NGK:  B5EB-11, B5ES, BP5ES, BP6ES, BPR7ES, BPR5ES, BPR6ES, BPR7ES, BR5ES