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
- MPN: R5670-7
| Warranty | 1 Year |
| Torque Specs | Cast Iron: 18-25.3 lb. ft. Aluminum: 18-21.6 lb. ft. |
| Brand | NGK |
| Heat Range | 7 |
| Longevity | 30k Miles |
| Resistor | No |
Shell
| Thread Size | 14mm |
| Thread Pitch | 1.25mm |
| Seat Type | Gasket |
| Reach | 9.5mm (3/8″) |
| Hex Size | 13/16″ (21mm) |
| Terminal Type | Solid |
| Overall Height | ISO |
| Gap | .031″ (0.8mm) |
Center Electrode
| Material | Nickel |
| Type | V-Cut |
| Size | 2.5mm |
| Projection | Projected |
Ground Electrode
| Material | Nickel |
| Type | Standard |
| Quantity | 1 |
