Description
Husqvarna Spark Plug Rcj6Y
The Husqvarna Spark Plug RCJ6Y (OEM Part #: 503-23-51-09 / 503235109) is a genuine high-quality replacement ignition component designed for Husqvarna outdoor power equipment. Built to precise OEM specifications, this spark plug ensures reliable ignition, easy starts, and efficient engine performance across compatible gasoline-powered machines. Its durable construction withstands heat, vibration, and extended use on the job or in the yard.