NGK Racing Series Spark Plug
NGK Racing Series plugs are engineered to withstand the harshest engine conditions. Special insulator nose configurations improve throttle response. Corrugated ribs prevent flashover. Pure alumina silicate ceramic insulator provides superior strength and better heat transfer. Copper core aids in heat removal. Triple seals prevent leakage.
Product Specifications
| Shell | |
|---|---|
| Thread Diameter | 10mm |
| Thread Pitch | 1.0mm |
| Seat Type | Gasket |
| Reach | 19mm (3/4") |
| Hex Size | 5/8" (16mm) |
| Terminal Type | Removable Nut |
| Overall Height | ISO |
| Gap | .043" (1.1mm) |
| Center Electrode | |
| Material | Nickel |
| Type | Standard |
| Size | 1.0mm |
| Projection | Non-Projected |
| Ground Electrode | |
| Material | Nickel |
| Type | Surface Discharge |
| Specifications | |
| Resistor | No |
| Heat Range | 9 |
| Features | Special Gasket |
| Torque Specs | |
| Cast Iron | 7.2–10.8 lb. ft. |
| Aluminum | 7.2–8.7 lb. ft. |
| Part Information | |
| Brand | NGK/NTK |