DCPR7E NGK 3932 Spark Plug Harley Davidson
NGK Spark Plugs are designed to operate over a much wider heat range than other spark plugs.
- Resistant to carbon buildup and pre-ignition.
- High alumina ceramics for better heat transfer and electrical insulation.
- Triple gasket sealing process eliminates combustion gas leaks.
- Longer insulator nose prevents fouling and misfiring.
- Solid copper core and nickel tipped electrode provide longer life.