Description
NGK BPR9ES Screw-Top (7788) – 4-Pack colder projected-tip version for modified Yamaha SuperJet, GP800R, and Kawasaki SXR 800 race skis.
Ideal For
- Ported & piped 701/760/800
- High-compression heads
Heat range 9.

NGK, 5422 Resistor Spark Plug (4-Pack) (Screw-Top)