Spanner Size: 18 mm; Thread Size: M12 x 1,25; Thread Length [mm]: 19,0; Spark Plug: Connector Type M4, Nickel Middle Electrode, 1 - Earthed Electrode, Interference Suppression 5 kOhm, with gasket seat; Spark Position [mm]: 1,6; PORSCHE: 959 Coupé; LANCIA: THEMA (834); 0297542, 980695771R, 980695871P, 980695871P00, 9806958726, 920701199, E920701199, J4520X24ESRU, 9009824475, AP0297542, 0948200223, 0948200399, 9009824475, 9470000333, 9470100333, 9470300222, 9470300333; Engine spark plug,Spark plugs
