NGK Spark Plug Stock # 7447 (Marine)

The NGK Spark Plug Stock # 7447 (Marine) is an essential ignition component for boaters and anglers who prioritize engine reliability. This marine-grade spark plug is designed to meet NGK's high standards, ensuring dependable cold-start performance and consistent firing in various water temperatures and operating conditions. Whether you have a small outboard or a larger center console, this spark plug is engineered to help your engine start smoothly every time.

Constructed with a ceramic insulator and precision-engineered electrode geometry, this spark plug is specifically designed for marine environments. It offers superior corrosion resistance and thermal stability, essential for enduring the challenges of salt air, humidity, and high-RPM operation. The compact design fits standard marine engine spark plug wells, and its robust construction can withstand the vibrations and temperature changes typical of outboard and inboard powerplants.

Recreational boaters and professional guides often carry multiple NGK Stock # 7447 spark plugs as a precaution against mid-trip failures. Weighing approximately 0.15 lbs, they are lightweight and easy to store in a tackle box or engine compartment emergency kit. This spark plug serves as a reliable replacement for many marine engines, ensuring that you can enjoy your time on the water without worry.