RK Autowerks S63 NGK Spark Plug – OEM Replacement

DescriptionSpark plugs are an often overlooked maintenance item. If your BMW has developed a misfire, stutters, or feels down on power it could be due to worn-out spark plugs.Please note Tightening torque for this spark plug is 23 ± 3 Nm, the gap is preset for OE applications only, a special 14mm, 12 point spark plug socket is required for removal and installation of this plug, please see p/n 83300495560 for the correct tool.Specifications: Center electrode core material: Copper Center electrode tip material: Iridium Electrical terminal type: Non-removable nut Ground Configuration: Standard Ground electrode core material: Copper Ground electrode quantity: 1 Ground electrode tip design: SPE (Square platinum electrode) Hex size: 14mm bi-hex (12 point) – see p/n 83300495560 for the correct socket Thread size: 12×1.25mm Torque spec: 23 ± 3 Nm (~17 ft-lb) Insulator Height: 50mm Manufacturer heat range: 8 Pre-gap size: .03″ (.762mm) – Pregapped for OE applications Reach: 26.5mm Resistance: 5000 ohms Resistor Type: Yes Seat Type: FlatSpark PlugMaintaining your car at suggested service intervals will result in a better performance and improved fuel economy, which is why we suggest changing your spark plugs at the manufacturers suggested service intervals and be sure to check their condition for any warning signs of failure. If your vehicle isn’t operating at peak performance it may be time to replace your spark plugs.Spark Plug Failure SymptomsMisfiringCheck Engine LightHesitationLoss of PowerPoor Fuel EconomyNGK 97506