Spanner Size: 16 mm; Thread Size: M10 x 1,0; Thread Length [mm]: 12,7; Spark Plug: Nickel Middle Electrode, 1 - Earthed Electrode, Interference Suppression 10 kOhm, with gasket seat, Fixed SAE connector; Spark Position [mm]: 1,0; 31916Z0H003, 31916ZOH003; Engine spark plug,Spark plugs