Hex Size: 5/8 in. (16mm) Seat Type: Gasket Resistor: Yes Gap: 0.036 in. Use NGK DCPR7E to keep your Harley-Davidson starting strong and cruising smooth—order now! 🔧 Copper core enhances thermal conductivity and spark strength 🔧 Nickel alloy electrode resists wear and carbon buildup 🔧 Trivalent plating protects against corrosion and thread seizing 🔧 Engineered for vibration resistance in V-twin engines.
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