Product Overview
NGK Multi-Ground Spark Plug 6993

Keep your Yamaha outboard purring like a kitten with the NGK Multi-Ground Spark Plug 6993 (BKR6EKU). This pair of high-performance spark plugs delivers reliable ignition and enhanced combustion, ensuring smooth starts, optimal fuel efficiency, and peak performance on the water. Engineered with advanced materials and designed for demanding marine environments, the NGK 6993 is a must-have for boaters who prioritize reliability and performance.
Key Features
- **Multi-Ground Electrodes:** Improved ignition capabilities and less sensitivity to voltage fluctuations for consistent performance even as the gap wears.
- **Nickel Center and Ground Electrodes:** Durable construction for long-lasting performance and reliable spark delivery.
- **Semi-Surface Discharge:** Optimized ignition characteristics for smooth running and efficient combustion.
- **Resistor Suppressed:** 5k Ohm resistor reduces electromagnetic interference, protecting sensitive onboard electronics.
- **Corrugated Ribs:** Prevents flashover for reliable spark delivery in harsh marine conditions.
- **Copper Core:** Enhances heat dissipation, extending plug life and preventing overheating.
- **Triple Seals:** Prevents leakage, ensuring optimal performance and preventing engine damage.
- **50,000 Mile Longevity:** Long-lasting performance reduces maintenance frequency and keeps you on the water longer.
What's in the Box
- Two (2) NGK Multi-Ground Spark Plugs 6993 (BKR6EKU)
Specifications
The Captain's Take
After years on the water, I've learned that reliable equipment is essential. That's why I trust NGK spark plugs in my Yamaha. The NGK 6993 delivers consistent starts and smooth performance, even in tough conditions. They’re a small investment that makes a big difference in keeping my engine running strong and my boat out on the water where it belongs.