E3.20 is a 14mm, 0.750 in. reach plug with a gasket seat. It is used in a variety of four cycle, overhead value 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.

• • Designed to increase horsepower and lower emissions
• • Uses 13 percent less fuel than other spark plugs
• • For use with 4-cycle engines
• • Replaces – Champion: RC12YC, RC14YC, NGK: BCP4ES-11, BKR4E, BKR4E-11, BKR5E, BKR5E-11, BKRES, BKR6EKB-11, FR4, FR5
• • 5/8 in. hex size
• • Resistor