NGK Spark Plugs box of 10, BPMR4A
- Designed to operate over a much wider heat range than ordinary plugs.
- High alumina ceramics for better heat transfer and electrical insulation.
- Solid copper core and nickel tipped electrode provide a longer plus life.
- Patented triple gasket sealing process eliminates the possibility of combustion gas leakage.
- You can depend on NGK for quality and reliability.
- Insulators constructed from 99 percent pure alumina silicate.
- Solid core offers superior heat dissipation and conductivity.
