The Spark Plug NGK 6221/BM6F 130-807-10 is a high-quality ignition component designed for boat engines. Manufactured by NGK, a trusted brand in the industry, this spark plug ensures reliable performance and durability. With a lot of 5 available, you can easily maintain your outboard engine's ignition system to keep it running smoothly on the water. Upgrade your boat's parts with this top-notch spark plug for optimal engine performance and efficiency.