Black line is a stock 2017 Husqvarna TE250 with low-map setting and power valve screw turned inwards.
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Orange line is a 200 with stock 36mm carb and stock power valve position
Other lines are a KTM 200 with 28mm PWK carb and varied power valve settings.
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Notice the smooth and consistent results are found below 5000rpm with the 28mm carb.