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. SUBARU 1970-68, ATV -ATK, M/C - VARIOUS, PWC -SURF JET, YAM., SNOW - MOTO-SKI, SKI-DOO, I/O - HARDIN, O/B - EVINRUDE, FORCE, JOHNSON, MARINER, MERCURY, SEA KING, SEARS, SUZ., TOHATSU, YAM., PE ENGINES - KAW. OUTDOOR POWER, COM/IND- VARIOUS

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 Nickel Spark Plug Box of 4 (Part Number 5110) delivers reliable ignition performance for a variety of marine and recreational engines. Designed specifically for OE applications, these spark plugs feature a high-quality nickel alloy construction that ensures durability and consistent performance over time. Crafted with NGK's legendary alumina silicate ceramic insulator, they provide superior strength and efficient heat transfer, which helps maintain optimal engine operation. The triple gasket sealing system prevents combustion gas leaks, ensuring smooth and reliable engine performance in demanding conditions. The solid copper core enhances heat dissipation and conductivity, translating to better ignition efficiency and engine responsiveness. Trivalent metal plating offers superior anti-corrosion and anti-seizing properties, making installation and removal hassle-free and extending the lifespan of the plugs. Suitable for Yamaha WaveRunner models from 1988 to 1997, these spark plugs are also compatible with various other marine, ATV, motorcycle, snowmobile, and outboard engines, ensuring broad utility across different recreational vehicles. These plugs are designed to withstand the rigors of high-performance applications, providing consistent ignition and contributing to overall engine health and longevity. Their proven OE technology makes them a dependable choice for maintaining peak engine performance in marine and recreational vehicles.

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