NGK MAR8B-JDS 8765 Spark Plug Copper Core MAR8BJDS

The NGK MAR8B-JDS spark plug delivers dependable ignition for 10mm diameter engines, featuring a copper core MAR8BJDS for efficient heat transfer and strong spark delivery. Designed for consistent performance in everyday and performance applications, this plug combines durable nickel alloy electrodes with a robust ceramic insulator to resist fouling and wear. Its compact 8765 form factor ensures easy installation and reliable seating, while NGK’s quality standards help minimize misfires and maintain steady idle. Ideal for engines requiring precise heat range and quick light-off, the MAR8B-JDS is a practical choice for drivers seeking dependable starting power, smooth acceleration, and improved cold-weather performance, backed by NGK’s commitment to consistent spark plug quality and reliability.