Product Overview
NGK Multi-Ground Plug 5881
Keep your Yamaha outboard purring like a kitten with the NGK Multi-Ground Plug 5881 (BKR7EKU). This premium spark plug delivers superior ignition performance and reliability, crucial for smooth starts, efficient fuel consumption, and optimal engine power on the water. Its multi-ground design ensures consistent sparks even under demanding conditions, giving you peace of mind on every voyage.
Key Features
- **Multi-Ground Electrodes:** Enhance ignition capabilities and reduce sensitivity to voltage fluctuations, providing reliable starts and consistent performance.
- **Intermittent Gap:** Promotes efficient fuel burning and optimal power output, maximizing your engine's efficiency.
- **Nickel Center and Ground Electrodes:** Offer durability and corrosion resistance, ensuring long-lasting performance in harsh marine environments.
- **5k Ohm Resistor:** Suppresses electromagnetic interference, protecting your onboard electronics and ensuring smooth operation.
- **Heat Range 7:** Ideal for Yamaha outboards, providing optimal thermal performance for a range of operating conditions.
- **Long-lasting Performance:** Designed for 50,000 miles of reliable operation, reducing the need for frequent replacements.
- **Precise Fit:** Specifically designed for compatibility with select Yamaha outboard models (see fitment guide for details).
What's in the Box
- 2 x NGK Multi-Ground Spark Plugs 5881 (BKR7EKU)
Specifications
Shell Thread Diameter14mm
Thread Pitch1.25mm
Seat TypeGasket
Reach19mm (3/4")
Hex Size5/8" (16mm)
Terminal TypeSolid
Overall HeightISO
Gap.024" (0.6mm)
Center Electrode MaterialNickel
TypeStandard
Size2.5mm
ProjectionProjected
Ground Electrode MaterialNickel
Quantity2
ResistorYes
Resistor Value5k Ohm
Heat Range7
FeaturesIntermittent Gap
Torque SpecsCast Iron: 18-25.3 lb. ft. Aluminum: 18-21.6 lb. ft.
Longevity50k Miles
The Captain's Take
After years on the water, I've learned that reliable equipment is non-negotiable. The NGK Multi-Ground Plugs are my go-to. They deliver consistent, powerful ignition, giving me smooth starts and dependable performance every time. Don't compromise on quality when it comes to your engine – choose NGK.
Warranty Information
60 Days
