The NGK Spark Plug CPR8EA-9 offers exceptional quality and reliable performance, making it a perfect fit for a variety of engine types. Designed with a standard thread connection, this spark plug features a 16mm hex socket, 10mm thread diameter, 19mm thread length, and a precise electrode gap of 0.9mm. NGK's reputation for meeting the highest quality standards ensures that this spark plug delivers optimum efficiency and durability. Please verify manufacturer specifications before placing an order to ensure compatibility with your engine.