Learn how to clean & inspect your engines spark plugs
- Wire Brush
- Spark Plug Spanner
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.
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.