NGK Spark Plugs have superior construction for serious power from the world's largest supplier of OEM platinum plugs. Tolerances designed into these precious-metal plugs are so exacting the margin for error approaches zero. Features include high alumina ceramics for improved heat dissapation and electrical insulation, deep-seated copper core for a wider heat range and a nickel alloy tip for longer life.
This part fits:
- Polaris
- 120 Assault
- 120 Dragon
- 120 ProX
- Indy 120
- Indy 120 Dragon
- Yamaha
- GS300
- GS300A
- SM292
- SM292F

