High-Performance Spark Plug for Heavy-Duty Machinery

Premium nickel alloy electrode ensures superior conductivity and corrosion resistance, extending service life under extreme conditions. Precision-engineered ceramic insulator prevents voltage leakage, delivering consistent ignition efficiency.

Optimized for excavators, trucks, and construction equipment, compatible with model 5473009. Ideal for high-temperature, high-pressure environments with robust thread design for easy installation.

Exclusive bulk pricing for wholesale buyers—direct factory supply guarantees unbeatable cost efficiency. Trusted by global contractors for reliability in demanding industrial applications.

One-piece copper core enhances heat dissipation, reducing pre-ignition risks. ISO-certified manufacturing meets strict durability standards. Stock available for immediate shipment worldwide.