Learn a simple and easy method of testing spark plug wires in order to eliminate them as the cause of poor engine performance. I have used the methods outlined in this video for many years. If you enjoyed my other video on how to rule out spark plugs as a problem, then you will find this video extremely useful as well.

Spark Plug Testing video here:
   • How to rule out a Spark Plug as your ...  

DISCLAIMER: HIGH VOLTAGE/HIGH PRESSURE & JAMMING devices/circuits shown on this channel are for educational/experimental purposes only. Duplicate what you see AT YOUR OWN RISK. Safety is a primary concern when working with high voltage or high pressure.


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