NGK Spark Plug Stock # 4912

The NGK Laser Iridium Spark Plug Stock #4912 is a premium ignition component designed for high-performance engine applications that demand precise firing and reliability. This spark plug is particularly suited for small-displacement engines, compact vehicles, and portable power equipment, where efficient combustion and dependable cold-start capability are essential.

Featuring a 12mm threaded design with a 26.5mm reach, the NGK spark plug ensures proper seating and effective heat dissipation in compatible engine blocks. Its iridium-tipped electrode construction offers superior wear resistance and consistent spark delivery across a wide temperature range. As a resistor-type spark plug, it effectively suppresses radio frequency interference while maintaining low electrical resistance for reliable ignition under load.

Operators and technicians prefer NGK Laser Iridium plugs for their durability and performance in demanding conditions. The gasket seat design provides a robust metal-to-metal seal, enhancing reliability in equipment with tight maintenance schedules. This spark plug is compatible with vehicles and equipment originally specified with the ILKAR7B11 part number, making it a versatile choice for various applications.