Have any of you used a Wide band air / fuel ratio gauge for carb tuning?? I was looking at these ones.
http://www.autometer.com/cat_gaugedetail.aspx?gid=3603&sid=15
http://www.aempower.com/ViewCategory.aspx?CategoryID=67
http://www.autometer.com/cat_gaugedetail.aspx?gid=3603&sid=15
http://www.aempower.com/ViewCategory.aspx?CategoryID=67