NGK LFR4AE Standard Spark Plug

NGK LFR4AE Standard Spark Plug: Reliable Ignition for Marine Engines

Ensure your marine engine performs at its peak with the NGK LFR4AE Standard Spark Plug, the ultimate choice for boaters seeking unwavering reliability and consistent power. As the world leader in spark plug technology, NGK has engineered this standard plug to be the workhorse of the marine industry, delivering OEM quality and performance you can trust when you´re out on the water. Designed specifically for the demanding conditions of marine environments, the LFR4AE provides dependable starts, improved fuel efficiency, and smoother engine operation, giving you peace of mind on every voyage.

The NGK LFR4AE is built to exceed expectations, incorporating advanced features that directly translate to superior engine health and longevity. At its heart is a solid copper core, which provides exceptional heat dissipation and conductivity. This ensures the plug operates at the optimal temperature, preventing overheating and fouling while delivering a powerful, consistent spark for enhanced throttle response and stable idling. Whether you´re cruising at low speeds or pushing your engine to its limits, the copper core helps maintain maximum performance and efficiency.

Durability is paramount in the harsh, corrosive marine world, and the NGK LFR4AE is engineered to withstand it all. The plug features a proprietary Trivalent plating, a combination of silver chromate and zinc for superior corrosion and anti-seizing resistance. This advanced coating not only protects the plug from saltwater and humidity but also makes installation and removal a breeze, preventing damage to your engine´s valuable cylinder heads.

Key Features and Advanced Technology:

Engineered for excellence, every component of the NGK LFR4AE spark plug is designed for maximum efficiency and protection.
* Leak-Proof Design: A state-of-the-art triple gasket sealing process eliminates gas leakage past the shell. This critical feature ensures that your engine maintains proper compression, preventing power loss and maintaining combustion efficiency for a stronger, more responsive engine.
* Superior Insulation and Core: The plug is constructed with a 99% highly pure alumina silicate insulator for incredible strength and superior heat transfer. This, combined with the solid copper core, guarantees optimal performance and prevents flashover, ensuring the spark is delivered precisely where it´s needed.
* Unmatched Corrosion Protection: The signature Trivalent plating - silver chromate and zinc for corrosion resistance - provides a robust barrier against the elements, making it the ideal choice for all marine applications, from freshwater lakes to saltwater seas.

Technical Specifications:

* Product Type: Spark Plugs
* Thread Diameter: 14mm
* Thread Reach: 26.5mm (1.04")
* Hex Size: 16mm (5/8")
* Gap: 1.0mm (.039")
* Heat Range: 4
* Center Electrode: Standard Nickel
* Ground Electrode: Standard Nickel

Choose the NGK LFR4AE Standard Spark Plug for your boat´s fuel system and experience the difference that world-class engineering makes. It´s more than just a part; it´s an investment in your engine´s performance, reliability, and long-term health