DK
04-15-2007, 09:19 PM
How to understand the function of the spark plug and how to read it properly when attempting to tune your machine :
http://www.4secondsflat.com/Spark_plug_reading.html
http://www.4secondsflat.com/plug_chart.html
http://www.4secondsflat.com/Spark_plug_reading.html
http://www.4secondsflat.com/plug_chart.html