NGK's legendary high grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance, while triple gasket sealing prevents combustion gas leakage. Solid 98 percent pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges.

2003年7月1日 · NGK nickel spark plugs feature a specially designed v-groove center electrode, improving ignitability and reducing quenching. The 98% pure copper core delivers increased heat dissipation for more reliable starts and reduced risk of overheating.

2019年4月23日 · Buy NGK (7839) DR7EA Standard Spark Plug, Pack of 12: Spark Plugs - Amazon.com FREE DELIVERY possible on eligible purchases

2014年5月16日 · Buy NGK Spark Plug Set 708.25.71 - DR7EA 7839 - Set 2 Pieces -: Spark Plugs - Amazon.com FREE DELIVERY possible on eligible purchases

There are 54 replacement spark plugs for NGK DR7EA. The cross references are for general reference only, please check for correct specifications and measurements for your application.

NGK Spark Plugs (U.S.A.), Inc. is the largest OE supplier and manufacturer of spark plugs for domestic and import vehicles in North America. Its OE legacy, unsurpassed quality and leading vehicles in operation coverage reinforces NGK as the ignition specialist.

NGK spark plugs are designed for a long service life and maximum performance. Each NGK plug features high alumina ceramics for better heat transfer and electrical insulation. Patented triple …

NGK Standard marine spark plugs have alumina silicate in its ceramic insulator, copper core and is triple sealed to help dissipate the heat. Comes with the a gasket seal, stud terminal thread, …

2021年10月31日 · Buy NGK Racing Spark Plugs PN DR7EA (Pack of 2): Spark Plugs - Amazon.com FREE DELIVERY possible on eligible purchases