High-Quality Replacement Spark Plug for Industrial Gas Engines

Precision-engineered to match OEM specifications, this spark plug delivers reliable ignition performance for Caterpillar G3512 series and Waukesha 60999Z gas engines. The durable FB77WPCC/243-4291 design ensures optimal combustion efficiency with a corrosion-resistant nickel alloy shell and heat-conducting ceramic insulator.

Ideal for heavy-duty applications in power generation, oilfield operations, and industrial machinery maintenance. Features a triple-seal gasket for leak-proof operation and extended service life under extreme temperatures.

Ships in bulk quantities with wholesale pricing, backed by global logistics support. Direct OEM alternative with identical thread pitch and electrode gap for hassle-free installation.