Description
NGK’s iridium spark plugs represent a measurable step forward in ignition reliability and engine efficiency. The ultra-fine iridium electrode fires at lower voltages, reducing strain on your ignition system while delivering consistent spark across a wider range of operating conditions. If you’re serious about maintaining peak performance and extending the service life of your electrical components, this is the plug to run.
- Iridium electrode construction
- 25% smaller than platinum
- 75% smaller than nickel
- Reduced voltage requirement
- Extended ignition system life
- Enhanced anti-corrosion plating
- MPN: 4742
- Precision-engineered OEM quality
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