Fit For Focus 1.6 TI 1.6 1.4 1.6 16V 1.4 16V PRO For SPARK OES530 Ignition HT Lead Set. Ignition leads connect the distributor to the spark plugs and therefore form an important part of the overall car engine ignition system. Ignition leads or cables carry the high tension voltage from the ignition coil that is required for the spark plugs to ignite the air/fuel mixture. Easy installation, direct fit. Stable characteristics, high reliability. Installation instructions not included. Faulty ignition leads, due to perished, torn or chafed cable insulation and dirty cable connectors, are common causes of rough running, misfires, high fuel consumption, and emissions failures.Specifications: Type: Ignition Subtype: Ignition Wires Intended Use: Replacement Part Diameter [mm]: 8 Distributor/Rotor: Coupling Type Saw Tooth Length [cm]: 15, 19, 32, 38 Spark Plug: Coupling Type SAE Spark Plug Cable: Coupling Type M4 Spark Plug Cable: Resistive Cable Replacement part numbers: 1335369, 1335371, 1335374, 1335377, 1502365, TDC707, LEA Manufacturer Part Number: OES530 Color: Black Material: Rubber Package Contents: 1 x HT Ignition Lead Set (4 pcs) Note: Light and different displays may cause the color of the item in the picture to be slightly different from the real thing. The measurement allowed error is +/- 1-3 cm.