NGK DR5HS - Commercial Series Spark Plug - 4623

NGK 4623 DR5HS Standard Spark Plug. NGK's Standard Plugs are Constructed for Longer Life and Optimum Performance. Fits Honda outboard engines. Specifications: Shell Thread Size: 12mm Thread Pitch: 1.25mm Seat Type: Gasket Resistor: Yes Resistor Value: 5K Ohm Reach: 12.7mm (1/2") Hex Size: 18mm Terminal Type: Threaded Stud Overall Height: ISO Gap: .028" (0.7mm) Center Electrode Material: Nickel Typ