Seller notes

NGK 4623 DR5HS Standard Spark Plug NGK 4623 DR5HS Standard Spark Plug.NGK's Standard Plugs are Constructed for Longer Life and Optimum Performance.Fits Honda outboard engines.Specifications:ShellThread Size: 12mmThread Pitch: 1.25mmSeat Type: GasketResistor: YesResistor Value: 5K OhmReach: 12.7mm (1/2")Hex Size: 18mmTerminal Type: Threaded StudOverall Height: ISOGap: .028" (0.7mm)Center ElectrodeMaterial: NickelType: StandardSize: 2.5mmProjection: Non-ProjectedGround ElectrodeMaterial: NickelTyp...

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