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Product Information
Spark plugs are an often overlooked maintenance item. If your BMW has developed a misfire, studders, 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, for the N54, N55, and S55 it is recommended changing the spark plug gap to 0.56mm (0.022″), 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: 12x1.25mm
Torque spec: 23 ± 3 Nm (~17 ft-lb)
Insulator Height: 50mm
Manufacturer heat range: 8
Pre-gap size: .03" (.762mm) - Set gap to to 0.56mm (0.022″) for N54, N55, B58, and S55 applications
Reach: 26.5mm
Resistance: 5000 ohms
Resistor Type: Yes
Seat Type: Flat
Maintaining 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 Symptoms- Misfiring
- Check Engine Light
- Hesitation
- Loss of Power
- Poor Fuel Economy
About NGK
NGK is a world leader in spark plug technology. You will find NGK spark plugs in nearly every vehicle application, from high performance racing cars to glow plugs for heavy-duty diesel engines to street vehicles from the world's leading automotive manufacturers. NGK products offer a blend of superior performance characteristics at various price points to match your application and budget.
M2, M3, M4
One step colder spark plug for N55, S55, and two step colder spark plug for N54 engines, intended for use with pump-based fuel (nonethanol based)
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