NGK BKR6EKUB 3584 Spark Plug Copper Core

Thread Length [mm]: 19 Spark plug: nickel center electrode; flat seal seat; fixed SAE connection; suppressed, 5 kOhm; 2 ground electrodes Easy and quick for a trouble free installation 2.spark plug metal parts or ceramic and metal joint position has a four digit number, this is the production batch, you can call the manufacturer to inquire. Pure alumina silicate ceramic insulator, provides superior strength and better heat transfer