NGK Iridium IX Spark Plug LZNAR8AIX-P 91164
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The NGK Iridium IX Spark Plug (part number 97977) is a direct-fit replacement built to match the original equipment part.
Features:
Specifications:
| Thread Size | M12 - 1.25 |
| Product Grade | Performance |
| Center Electrode Core Material | Copper |
| Center Electrode Material | Iridium |
| Ground Electrode Material | Nickel |
| Ground Electrode Core Material | Platinum |
| Number of Ground Electrodes | 1 |
| Hex Size | 14mm |
| Thread Reach (in) | 2.07 |
| Heat Range | 8 |
| Seat Type | Tapered |
| Insulator Material | Ceramic |
| Resistor | Yes |
| Terminal Type | Non-Removable Nut |