NGK 4218 Spark plug

Spanner Size: 16 mm; Thread Size: M10 x 1,0; Thread Length [mm]: 19,0; Spark Plug: Unscrewable SAE connector, Iridium Middle Electrode, 1 - Earthed Electrode, Interference Suppression 5 kOhm, with gasket seat; Spark Position [mm]: 1,0; Electrode Gap [mm]: 0,5; TecDoc Engine Number: 4340