Spark Plug Cleaning/Inspection

Learn how to clean & inspect your engines spark plugs

Tools/Parts Required 

  • Wire Brush
  • Spark Plug Spanner

Step 1.

Once you have determined whether it is worth cleaning your spark plug over replacing it, Secure the plug in a vice and go over it with a wire brush – don’t be too brutal as you may risk damaging the spark plug.

Step 2

To remove any dirt from inside the end of the spark plug spray it with some carburetor cleaner, soak it in petrol or use an air compressor if available.


  1. Hi – all I did for my spark plug cleaning was use a piece of fine grit sandpaper and all was good. Didn’t have to check gap as I was gentle with the paper.

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