By A Mystery Man Writer
The function of the spark plug is to produce an electric spark to ignite the compressed air-fuel mixture inside the cylinder. It must produce a spark at the movement at the end of the compression…
How to diagnose a weak ignition system
Two Stroke Engine – Construction of the Engine & Its Working
Primary-Ignition-System
If one spark plug does not fire, is that normal? Why might this happen, and how long can you drive without all the spark plugs firing? - Quora
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Spark Plug Anatomy