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The NGK 4730 Spark Plug (DR9EA) is a reliable copper-core plug designed for Honda motorcycles, delivering strong ignition, excellent heat control, and long-lasting performance in high-compression and high-RPM engine applications.
🔧 Copper core ensures efficient thermal conductivity and spark stability🔧 Nickel alloy electrode resists fouling and premature wear🔧 Trivalent plating protects threads from corrosion and seizing🔧 Built to handle the demands of performance street and touring bikes
Brand & Part Number: NGK 4730 DR9EAMaterial: CopperThread Size: 12mmReach: 19mm (0.75 in.)Hex Size: 18mm (11/16 in.)Seat Type: GasketResistor: NoGap: 0.028 in. (0.7mm)
Choose NGK DR9EA to ensure smooth starts and peak performance in your Honda motorcycle—order now!