NGK Standard spark plugs (in the iconic NGK 'yellow box' packaging) are a proven OE cornerstone and technology customers have relied on for decades. Engineered specifically for OE applications, NGK Standard spark plugs provide OE quality nickel alloy reliable performance and design. NGK's legendary high grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance, while triple gasket sealing prevents combustion gas leakage. Solid 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges. Trivalent metal plating ensures superior anti-corrosion and anti-seizing properties. NGK Standard spark plugs are proven technology that offer reliable performance. Actual OE or equivalent replacement spark plug. NGK Standard plugs are treated with corrosion-resistant plating to ensure ease of installation and removal. M/C - 2006 APRILIA, 2005-2003 DUCATI, 2003-1999 MV AUGUSTA, 2003-1999 MZ, PWC - 2008-2002 YAMAHA, SNOW - 2008-2006 YAMAHA, I/O - 2008-2003 YAMAHA

TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
Pure alumina silicate ceramic insulator provides superior strength and better heat transfer
Trivalent metal plating for superior anti-corrosion and anti-seizing properties
Corrugated ribs prevent flashover
Copper core aids in heat removal
Triple seals prevent leakage

The NGK BLYB Spark Plug set, part number 1491, offers reliable OE-quality performance for a variety of motorcycles, snowmobiles, and personal watercraft. Engineered with a solid copper core, these plugs provide exceptional heat dissipation and conduct electricity efficiently, ensuring optimal engine performance across a broad range of conditions. The high-grade alumina silicate ceramic insulator enhances durability and heat transfer, while the triple gasket sealing prevents combustion gas leakage, maintaining engine integrity and efficiency. These spark plugs are specifically designed for OE applications, making them an ideal replacement for compatible models from Aprilia, Husqvarna, Yamaha, Ducati, MV Augusta, and MZ from 1999 to 2012. The trivalent metal plating offers superior anti-corrosion and anti-seizing properties, facilitating easier installation and removal over time. The corrugated ribs on the insulator help prevent flashover, adding to the reliability and longevity of these plugs. Each box contains six spark plugs, making them a practical choice for maintenance and replacement cycles. Whether you're maintaining a high-performance motorcycle or a snowmobile, these NGK spark plugs deliver consistent ignition performance, ensuring smooth engine operation and fuel efficiency. Their robust construction and proven technology make them a trusted choice for both professional mechanics and DIY enthusiasts alike, providing peace of mind during every ride or operation. These plugs are not only engineered for durability but also designed to meet the demanding requirements of various high-performance vehicles, making them a versatile and dependable option for a range of applications.

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