Description
R6918B-7 PLUG NGK **EACH**
- Superior construction for serious power
- Versatile plugs with wide operating heat ranges prevent fouling from running too cool and preignition from running too hot
- Features high alumina ceramics for improved heat dissipation and electrical insulation, deep-seated copper core for a wider heat range and a nickel alloy tip for longer life

![NGK Spark Plug #6259 [MPN: 6259]](https://www.partsodyssey.com/wp-content/uploads/2026/03/ngk-spark-plug-6259-mpn-6259-szzpfjvk84044.webp)
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