The NGK Spark Plugs BR9ECS-5 spark plug is designed to provide dependable ignition performance and consistent combustion for compatible powersports and specialty engine applications. This NGK spark plug uses a copper core to support efficient heat removal, helping maintain stable operating temperatures under demanding conditions. Verify the BR9ECS-5 model and manufacturer part number 6669 against your engine specifications before installation.
Feature: Trivalent metal plating provides enhanced resistance to corrosion and seizing, supporting easier removal and longer service life.
Feature: Pure alumina silicate ceramic insulator delivers high strength and effective heat transfer for reliable operation.
Feature: Triple sealing helps prevent combustion-gas and moisture leakage around the plug assembly.
Feature: Corrugated insulator ribs help reduce the risk of electrical flashover for consistent spark performance.
Fitment: Intended for engines specified for the NGK BR9ECS-5 spark plug. Confirm the required heat range, thread specification, reach, and application fitment using the vehicle or engine manufacturer’s service information. Brand: NGK Spark Plugs. Manufacturer part number: 6669. Vendor part number: 6669.
Features:
- Trivalent metal plating resists corrosion and seizing
- Pure alumina silicate ceramic insulator provides strength and heat transfer
- Triple seals help prevent leakage
- Corrugated ribs help prevent flashover
- Copper core supports efficient heat removal