Product Overview
NGK Standard Nickel Plug 5531
Keep your marine engine purring like a kitten with the NGK Standard Nickel Plug 5531. This reliable and durable spark plug is engineered for optimal performance and extended life, ensuring smooth starts and consistent power delivery on the water. Built with superior anti-corrosion properties, the 5531 resists the harsh marine environment, minimizing maintenance and maximizing your time enjoying the waves.
Key Features
- **Reliable Performance:** Engineered for smooth starts and consistent power delivery, ensuring a dependable boating experience.
- **Extended Lifespan:** The nickel center and ground electrodes combined with a robust construction provide a 30,000-mile lifespan, reducing the need for frequent replacements.
- **Superior Anti-Corrosion:** Trivalent metal plating protects against corrosion and seizing, essential for withstanding the harsh marine environment.
- **Enhanced Heat Transfer:** A pure alumina silicate ceramic insulator and copper core efficiently dissipate heat, preventing overheating and ensuring optimal performance.
- **Leak-Free Design:** Triple seals prevent leakage, maintaining compression and maximizing engine efficiency.
- **Resists Flashover:** Corrugated ribs prevent flashover, ensuring consistent spark delivery and preventing misfires.
- **Precise Gap:** Pre-gapped at .035" (0.9mm) for optimal performance out of the box.
- **5k Ohm Resistor:** Suppresses electrical noise for improved engine performance and electronics compatibility.
What's in the Box
- NGK Standard Nickel Plug 5531 (Quantity: 1)
Specifications
Shell Thread Diameter12mm
Thread Pitch1.25mm
Seat TypeGasket
Reach19mm (3/4")
Hex Size18mm
Terminal TypeThreaded Stud
Overall HeightISO
Gap.035" (0.9mm)
Center Electrode MaterialNickel
TypeStandard
Size2.5mm
ProjectionProjected
Ground Electrode MaterialNickel
ResistorYes
Resistor Value5k Ohm
Heat Range6
Torque SpecsCast Iron: 10.8-18 lb. ft. Aluminum: 10.8-14.5 lb. ft.
Quantity1
Longevity30k Miles
The Captain's Take
As a seasoned captain, I know the importance of reliable equipment. The NGK 5531 is my go-to spark plug. It delivers consistent performance, stands up to the salty air, and gives me the peace of mind I need to focus on navigating, not engine trouble. Trust me, this plug won't let you down.
Warranty Information
60 Days
