| UPC | 087295064313 |
|---|---|
| Manufacturer Part Number | 6431 M-001 |
| Brand | NGK |
| MPN | 6431 M-001 |
| Type | Standard |
| Size | 2.5mm |
| projection | Non-Projected |
| centerelectrode | Nickel |
Check the listing for details. NGK Nickel Surface Gap Spark Plug 6431. Condition: New. Listed at 13.86 USD. Part Number: 6431. Surface gap plugs are nearly immune to pre-ignition, and usually require a special high energy ignition system. They can be susceptible to fouling, especially in colder applications, but may be necessary in high compression applications.