Spanner Size: 16 mm; Thread Size: M14 x 1,25; Thread Length [mm]: 19,0; Spark Plug: Nickel Middle Electrode, 1 - Earthed Electrode, Interference Suppression 1 kOhm, with gasket seat, Fixed SAE connector; Spark Position [mm]: 3,0; Electrode Gap [mm]: 0,9; TecDoc Engine Number: 18149, 18148, 18150; Engine Code: M 266.940; MERCEDES-BENZ: A-Klasse (W169),B-Klasse (W245); 0041593003, 0041593603, A0041593003, A0041593603, 0041593003, 0041593603, A0041593003, A0041593603, A004159360390, BKR6EZB, 0041593003, 0041593603, A0041593003, A0041593603, 0041593003, 0041593603, A0041593003, A0041593603; Engine spark plug,Spark plugs