Yamaha / NGK Spark Plug B7HS Yamaha 4A 5C (Early) 94701-00040

Genuine Yamaha NGK B7HS Spark Plug

B7HS Spark Plug to fit various outboard models.

Fits Yamaha 4A / 5C Early models

The item price is per spark plug

NGK Spark Plugs provide the ultimate performance for your engine. They're high quality, reliable and their advanced materials and design provide superior anti-fouling characteristics, which reduce carbon build up over a wide heat range. "V" Type plugs include a thin centre electrode tip, which is made of precious metal for added corrosion and oxidation resistance. The result: fast, sure starts and less misfiring, even in the coldest weather.
Ribbed to eliminate flash-over and improve performance.
Highest quality ceramic insulators improve heat dissipation and electrical insulation to provide long term durability.
More gaskets for peak performance.
Deep-seated copper core provides maximum engine efficiency at high and low speeds.
Projected insulator precision-engineered to prevent fouling and misfiring.
Nickel alloy tip prevents fouling, maximises performance and extends plug life.