NGK 3901 Standard Spark Plug

NGK 3901 Standard Spark Plug for Marine Engines

Ensure your boat´s engine performs at its best with the NGK 3901 Standard Spark Plug, the premier choice for reliability and efficiency in marine applications. As a crucial component of your boat´s fuel and ignition system, this spark plug is engineered to deliver consistent, powerful performance, ensuring you get quick, easy starts every time you turn the key. Whether you´re planning a leisurely cruise or a full-throttle adventure, trust the world leader in spark plug technology to keep your marine engine running smoothly and dependably.

The NGK 3901 is designed to meet and exceed the rigorous demands of the marine environment. Its superior construction provides unmatched durability and a long service life, reducing maintenance intervals and giving you more time to enjoy being on the water. Experience the difference in engine responsiveness, stable idling, and crisp acceleration. By ensuring a more complete and efficient combustion of fuel, this spark plug not only boosts performance but can also contribute to improved fuel economy, making your boating excursions more cost-effective.

As the industry benchmark for quality, NGK standard spark plugs are chosen by more automotive, motorcycle and marine engine manufacturers than any other.

The unique copper core and exclusive electrode design assure fast starts, peak performance and long life.

Triple gasket sealing process eliminates gas leakage past the shell.

99% Highly pure alumina silicate insulator.

Solid copper core.

Corrugated ribs to prevent flash over.

Cold rolled threads to prevent damage to cylinder head.

Trivalent plating - silver chromate and zinc for corrosion resistance.

Sold in standard packs only.

Attribute: Spark plugs

Technical Specifications:

* OEM Manufacturer´s Choice: The most trusted spark plug brand for original equipment in marine engines worldwide, guaranteeing a perfect fit and function.
* Superior Ignition: Features a unique copper core and an exclusive electrode design that together deliver a powerful spark for fast starts and optimal engine performance.
* Exceptional Durability: Engineered for a long service life, providing consistent performance and reducing the need for frequent replacements.
* Leak-Proof Design: A triple-gasket sealing process completely eliminates the possibility of combustion gas leakage, maintaining engine compression and efficiency.
* Advanced Insulator: Constructed with a 99% highly pure alumina silicate insulator, offering superior strength and enhanced heat transfer for maximum reliability.
* Flashover Prevention: Designed with corrugated ribs on the insulator body to prevent ignition flashover, which can cause misfires and engine damage.
* Cylinder Head Protection: Employs cold-rolled threads for a smooth, precise fit, preventing cross-threading and damage to your engine´s cylinder head during installation and removal.
* Ultimate Corrosion Resistance: Features a trivalent metal plating of silver chromate and zinc, providing outstanding anti-corrosion and anti-seizing properties, essential for withstanding the harsh saltwater environment.

Equip your vessel with the NGK 3901 Standard Spark Plug and invest in the heart of your marine engine. It’s not just a replacement part; it’s an upgrade in reliability and performance for a worry-free day on the water