NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. NGK Iridium IX plugs offer extreme ignitability and exceptional anti-fouling. Tapered cut ground electrode provides improved starting, idling and throttle response. The Iridium fine wire center electrode's durability is six times harder than platinum. Iridium alloy's extremely high melting point is perfect for today's engines. For even greater performance consider upgrading to an NGK Ruthenium HX plug. NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. M/C - 2005-93 APRILIA, 1985-79 DUCATI, 1996-91 HON, 2003-99 HUSQ, 1953-36 INDIAN, 1987-65 KAW, 1995-94 KTM, 1980-69 SUZ, 2001-71 YAM, PWC - 2008-87 YAM, O/B - 2003-77 EVINRUDE, 1999-84 FORCE, 2005-77 JOHNSON, 1982-80 MERC, 2004-96 YAM

RECOMMENDED USAGE: Modified or high performance applications, or as an upgrade to OE nickel alloy spark plugs
Trivalent metal plating for superior anti-corrosion and anti-seizing properties
Outstanding acceleration, high fuel efficiency and durability
Fine iridium tip ensures durable and consistent spark

The NGK Iridium IX Spark Plugs (Part Number 7067) are engineered for high-performance applications and ideal for marine and motorcycle engines. Featuring a tapered cut ground electrode, these plugs deliver improved starting, smoother idling, and enhanced throttle response, making them a top choice for enthusiasts seeking reliable performance. The fine iridium wire center electrode is six times harder than platinum, providing exceptional durability and consistent sparks even under demanding conditions. Additionally, the iridium alloy's extremely high melting point ensures longevity and reliable ignition across diverse engine types. These spark plugs are recommended for modified or high-performance engines, providing superior acceleration, fuel efficiency, and anti-fouling properties. They are equipped with trivalent metal plating, offering excellent anti-corrosion and anti-seizing benefits that extend the service life of the plugs. Designed specifically for Yamaha WaveRunner models from 1988 to 1997, these plugs ensure a perfect fit, maintaining optimal engine performance and reliability. Whether upgrading stock components or enhancing a high-performance setup, NGK Iridium IX plugs deliver consistent, high-quality ignition for marine and powersport applications. Suitable for use in various Yamaha models, these plugs are an essential component for maintaining peak engine performance and ensuring reliable starts in demanding environments.

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