NGK Spark Plugs Feature Corrugated Ribs to Reduce Flashover, Triple Gasket Sealing to Prevent Combustion Gas Leakage, Trivalent Metal Plating for Anti-Seizing and Anti-Corrosion Properties as well as a Solid Copper Core for Greater Spark and Heat Transfer
Item Specifics
| Model | NGK Standard Spark Plug |
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| Reach | 19mm |
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| Gap Size | 0.036 in |
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| Hex Size | 13/16"" |
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| Seat Type | Gasket |
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| Resistance | 5K ohms |
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| Thread Diameter | 0.551 in |
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| Insulator Height | ISO |
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| Ground Configuration | Standard |
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| Manufacturer Heat Range | 6 |
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| Ground Electrode Quantity | 1 |
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| Ground Electrode Tip Design | Standard |
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| Center Electrode Tip Material | Nickel |
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| Center Electrode Core Material | Copper Core |
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| Ground Electrode Core Material | Nickel Core |
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